Surface Mount Technology (SMT) IC Clocks

IC MULTIRATE CDR 20TSSOP [See More]

• Package Type: Surface Mount; TSSOP; 20-TSSOP (0.173", 4.40mm Width)
• Bus Interface: LVPECL; LVDS

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.13 to 3.46

IC CLK DATA REC SDH 1.3GBPS [See More]

• Package Type: Surface Mount; SOIC; 28-SOIC (0.295", 7.50mm Width)
• Bus Interface: PECL

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.15 to 3.45

IC CLOCK/DATA RECOVERY 32-TQFP [See More]

• Package Type: Surface Mount; 32-TQFP Exposed Pad
• Bus Interface: PECL

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.15 to 3.45

NO WARRANTY [See More]

• Package Type: Surface Mount; TSSOP; 8-TSSOP (0.173", 4.40mm Width)
• Bus Interface: LVCMOS

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3 to 3.6

IC DIRECT RAMBUS CLK GEN 24-QSOP [See More]

• Package Type: Surface Mount; SSOP; 24-SSOP (0.154", 3.90mm Width)
• Bus Interface: Clock

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.13 to 3.46

IC CLOCK DRVR 200 MHZ 48-SSOP [See More]

• Package Type: Surface Mount; 48-BSSOP (0.295", 7.50mm Width)
• Bus Interface: LVTTL

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.13 to 3.46

IC DIRECT RAMBUS CLK GEN 16TSSOP [See More]

• Package Type: Surface Mount; TSSOP; 16-TSSOP (0.173", 4.40mm Width)
• Bus Interface: LVCMOS

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3 to 3.6

IC 3.3V PLL CLOCK-DRVR 24-TSSOP [See More]

• Package Type: Surface Mount; TSSOP; 24-TSSOP (0.173", 4.40mm Width)
• Bus Interface: Clock

• Device Type: Clock/Timing - Application Specific; Clock Driver
• Supply Voltage: 3 to 3.6

IC PLL CLOCK DRIVER 1.8V 52-BGA [See More]

• Package Type: Surface Mount; 56-VFBGA
• Bus Interface: SSTL

• Device Type: Clock/Timing - Application Specific; Clock Driver
• Supply Voltage: 1.7 to 1.9

IC PLL CLOCK DRIVER 1.8V 40-QFN [See More]

• Package Type: Surface Mount; 40-VFQFN Exposed Pad
• Bus Interface: SSTL

• Device Type: Clock/Timing - Application Specific; Clock Driver
• Supply Voltage: 1.7 to 1.9

IC PLL CLOCK DRIVER 1.8V 52-BGA [See More]

• Package Type: Surface Mount; 52-VFBGA
• Bus Interface: SSTL

• Device Type: Clock/Timing - Application Specific; Clock Driver
• Supply Voltage: 1.7 to 1.9

IC PLL CLOCK DRIVER 1.8V 52-BGA [See More]

• Package Type: Surface Mount; 56-VFBGA
• Bus Interface: SSTL

• Device Type: Clock/Timing - Application Specific; Clock Driver
• Supply Voltage: 1.7 to 1.9

IC PLL CLOCK DRIVER 1.8V 52-BGA [See More]

• Package Type: Surface Mount; 52-VFBGA
• Bus Interface: SSTL

• Device Type: Clock/Timing - Application Specific; Clock Driver
• Supply Voltage: 1.7 to 1.9

IC PLL CLOCK DRIVER 1.8V 40VQFN [See More]

• Package Type: Surface Mount; 40-VFQFN Exposed Pad
• Bus Interface: SSTL

• Device Type: Clock/Timing - Application Specific; Clock Driver
• Supply Voltage: 1.7 to 1.9

IC CLOCK GEN FOR XDR MEM 28TSSOP [See More]

• Package Type: Surface Mount; TSSOP; 28-TSSOP (0.173", 4.40mm Width)
• Bus Interface: Clock

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 2.38 to 2.62

IC 133-MHZ CLOCK SYNTH 56-SSOP [See More]

• Package Type: Surface Mount; 56-BSSOP (0.295", 7.50mm Width)
• Bus Interface: CMOS

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 2.38 to 3.46

IC CLK BUF SDH 2.7GHZ 1CIRC [See More]

• Package Type: Surface Mount; 20-VFQFN Exposed Pad
• Bus Interface: Clock

• Device Type: Clock/Timing - Application Specific; Clock Driver
• Supply Voltage: 2.85 to 3.15

IC CLOCK/DATA RECVRY W/AMP 28MLP [See More]

• Package Type: Surface Mount; 28-VFQFN Exposed Pad
• Bus Interface: CML

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.13 to 3.46

IC CLOCK/DATA RECOVERY 28MLP [See More]

• Package Type: Surface Mount; 28-VFQFN Exposed Pad
• Bus Interface: CML

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.13 to 3.46

IC CLK GEN I2C BUS PROG 24QFN [See More]

• Package Type: Surface Mount; 24-VFQFN Exposed Pad
• Bus Interface: LVPECL; HSTL; LVCMOS

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 1.71 to 3.63

IC CLK GENERATOR 200MHZ 24QFN [See More]

• Package Type: Surface Mount; 24-WFQFN Exposed Pad
• Bus Interface: HCSL

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.13 to 3.46

IC CLK GENERATOR 100MHZ 32QFN [See More]

• Package Type: Surface Mount; 32-WFQFN Exposed Pad
• Bus Interface: HCSL

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.13 to 3.46

IC CLK GENERATOR 100MHZ 48QFN [See More]

• Package Type: Surface Mount; 48-WFQFN Exposed Pad
• Bus Interface: HCSL

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.13 to 3.46

IC CLK GEN INTEL CEDARVIEW 56QFN [See More]

• Package Type: Surface Mount; 56-VFQFN Exposed Pad
• Bus Interface: Clock

• Device Type: Clock/Timing - Application Specific; Clock Generator
• Supply Voltage: 3.13 to 3.46

The EnerChip RTC CBC34123-M5C combines a Real-Time Clock (RTC) and calendar optimized for low power applications with an integrated rechargeable solid state backup battery and all power management functions. The EnerChip RTC ensures a seamless transition from main power to backup power in the event... [See More]

• Package Type: Surface Mount
• Bus Interface: SPI

• Device Type: Real Time Clock
• Supply Voltage: 2.5 to 6

Silicon Labs' embedded Intel x86 clock generators support a wide variety of chipsets and processors. They provide all the necessary clock generation for the CPU, memory controller (chipset north bridge), I/O controller (chipset south bridge) as well as exceed the latest timing requirements for... [See More]

• Package Type: Surface Mount

• Device Type: Clock Generator

RoHS/RoHS II Compliant. Series: AB-RTCMK. Type: Clock/Calendar. Operating Temperature: -40 °C ~ 85 °C. Features: Alarm, Leap Year, Square Wave Output. Time Format: HH:MM:SS (24 hr). Date Format: YY-MM-DD-dd. Interface: I ²C, 2-Wire Serial. Voltage - Supply: 1.2V ~ 5.5V. Current -... [See More]

• Package Type: Surface Mount; 10-SMD Module
• Bus Interface: I²C

• Device Type: Real Time Clock
• Supply Voltage: 1.2 to 5.5

The DS3231M is a low-cost, extremely accurate, I2C real-time clock (RTC). The device incorporates a battery input and maintains accurate timekeeping when main power to the device is interrupted. The integration of the microelectromechanical systems (MEMS) resonator enhances the long-term accuracy of... [See More]

• Package Type: Surface Mount; SOIC; SOIC(N), SOIC(W)
• Supply Voltage: 2.3 to 5.5

• Device Type: Real Time Clock
• Operating Temperature: -45 to 85

The 87993I is a PLL clock driver designed specifically for redundant clock tree designs. The device receives two differential LVPECL clock signals from which it generates 5 new differential LVPECL clock outputs. Two of the output pairs regenerate the input signal frequency and phase while the other... [See More]

• Package Type: Surface Mount; TQFP
• Bus Interface: LVPECL; LVPECL

• Device Type: Clock Driver
• Supply Voltage: 3.3

The EnerChip RTC CBC34803-M5C combines a Real-Time Clock (RTC) and calendar optimized for low power applications with an integrated rechargeable solid state backup battery and all power management functions. The EnerChip RTC ensures a seamless transition from main power to backup power in the event... [See More]

• Package Type: Surface Mount
• Bus Interface: I²C

• Device Type: Real Time Clock
• Supply Voltage: 2.5 to 3.6

Silicon Labs' PCI Express clocks provide industry-leading jitter performance, compliance with PCI Express (PCIe) Gen 1/2/3 requirements, outstanding frequency flexibility and configurable AC parameters for signal integrity optimization. The PCIe Clock family addresses the specific clock requirements... [See More]

• Package Type: Surface Mount; TSSOP
• Supply Voltage: 3.3

• Device Type: Differential Buffer; Clock Driver
• Frequency: 90 to 210

The DS3232M is a low-cost, extremely accurate, I ²C real-time clock (RTC) with 236 bytes of battery-backed SRAM. The device incorporates a battery input and maintains accurate timekeeping when main power to the device is interrupted. The integration of the microelectromechanical systems (MEMS)... [See More]

• Package Type: Surface Mount; SOIC
• Supply Voltage: 2.3 to 4.5

• Device Type: Real Time Clock
• Operating Temperature: -40 to 85

Double the drive of the standard 97U877 device. Low skew, low jitter PLL clock driver. 1 to 5 differential clock distribution (SSTL_18) [See More]

• Package Type: Surface Mount; CABGA
• Operating Temperature: 0.0 to 70

• Device Type: Clock Driver
• Features / Standards: Lead-Free

Experiment with the world's smallest footprint battery backup for low power RTC. A Micro Crystal 2123 RTC with oscillator can be backed up for 92 hours with the EnerChip CC CBC3112 UPS in a Chip ™. USB stick with PC GUI. [See More]

• Package Type: Surface Mount
• Bus Interface: SPI

• Device Type: Real Time Clock (optional feature)
• Features / Standards: RoHS; Lead-Free; Programmable

The DS2417 1-Wire Time Chip with Interrupt offers a simple solution for storing and retrieving vital time information with minimal hardware. The DS2417 contains a unique lasered ROM and a real-time clock/calendar implemented as a binary counter. Only one pin is required for communication with the... [See More]

• Package Type: Surface Mount; FCHIP, TSOC
• Supply Voltage: 3 to 5

• Device Type: Real Time Clock
• Operating Temperature: -40 to 85

Low skew, low jitter PLL clock driver; 1 to 4 differential clock distribution (SSTL_18) [See More]

• Package Type: Surface Mount; CABGA
• Operating Temperature: 0.0 to 70

• Device Type: Clock Driver
• Features / Standards: Lead-Free

The DS1110 delay line is an improved replacement for the DS1010. It has ten equally spaced taps providing delays from 5ns to 500ns. The devices are offered in a standard 16-pin SO, or 14-pin TSSOP. The DS1110 series delay lines provide a nominal accuracy of ±5% or ±2ns, whichever is... [See More]

• Package Type: Surface Mount; SOIC; TSSOP; SOIC(W), TSSOP
• Supply Voltage: 5

• Device Type: Clock Generator
• Features / Standards: RoHS

The 87021I is a high performance ÷1/ ÷2 Differential-to- LVCMOS / LVTTL Clock Generator and a member of the family of High Performance Clock Solutions from IDT . The CLK , nCLK pair can accept most standard differential input levels. Guaranteed part-to-part skew characteristics make... [See More]

• Package Type: Surface Mount; SOIC; SOIC
• Bus Interface: LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 2.5 to 3.3

The DS1248 1024K NV SRAM with Phantom Clock is a fully static nonvolatile RAM (organized as 128K words by 8 bits) with a built-in real-time clock. The DS1248 has a self-contained lithium energy source and control circuitry, which constantly monitors VCC for an out-of-tolerance condition. When such a... [See More]

• Package Type: Surface Mount; DIP; EDIP, PCAP
• Supply Voltage: 3.3 to 5

• Device Type: Real Time Clock
• Operating Temperature: -40 to 85

The 87321I is a high performance ÷1, ÷2 Differential-to- LVPECL Clock Generator and a member of the family of High Performance Clock Solutions from IDT . The CLK , nCLK pair can accept most standard differential input levels. The 87321I is characterized to operate from a 3.3V or 2.5V... [See More]

• Package Type: Surface Mount; SOIC; SOIC
• Bus Interface: LVPECL; LVPECL

• Device Type: Clock Generator
• Supply Voltage: 2.5 to 3.3

The DS1556 is a full-function, year-2000-compliant (Y2KC), real-time clock/calendar (RTC) with an RTC alarm, watchdog timer, power-on reset, battery monitor, and 128k x 8 nonvolatile static RAM. User access to all registers within the DS1556 is accomplished with a byte-wide interface as shown in... [See More]

• Package Type: Surface Mount; DIP; EDIP, PCAP
• Supply Voltage: 3.3 to 5

• Device Type: Real Time Clock
• Operating Temperature: -40 to 85

The 8745B-21 is a highly versatile 1:1 LVDS Clock Generator. The 8745B-21 has a fully integrated PLL and can be configured as zero delay buffer, multiplier or divider, and has an output frequency range of 31.25MHz to 700MHz. The Reference Divider, Feedback Divider and Output Divider are each... [See More]

• Package Type: Surface Mount; SOIC; SOIC
• Bus Interface: LVDS; LVDS

• Device Type: Clock Generator
• Supply Voltage: 3.3

The DS1181L is a spread-spectrum clock modulator IC that reduces EMI in high clock-frequency-based, digital electronic equipment. Using an integrated phase-locked loop (PLL), the DS1181L accepts an input clock signal in the range of 20MHz to 134MHz and delivers a spread-spectrum modulated output... [See More]

• Package Type: Surface Mount; TSSOP
• Supply Voltage: 3.3

• Device Type: Clock Generator
• Operating Temperature: -40 to 125

The 87973I is a LVCMOS / LVTTL clock generator from IDT . The 87973I has three selectable inputs and provides fourteen LVCMOS / LVTTL outputs. The 87973I is a highly flexible device. The three selectable inputs (1 differential and 2 single ended inputs) are often used in systems requiring redundant... [See More]

• Package Type: Surface Mount; TQFP
• Bus Interface: LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 3.3

The DS1554 is a full-function, year 2000-compliant (Y2KC), real-time clock/calendar (RTC) with an RTC alarm, watchdog timer, power-on reset, battery monitor, and 32k x 8 nonvolatile static RAM. User access to all registers within the DS1554 is accomplished with a byte-wide interface as shown in... [See More]

• Package Type: Surface Mount; DIP; EDIP, PCAP
• Supply Voltage: 3.3 to 5

• Device Type: Real Time Clock
• Operating Temperature: -40 to 85

The 87002-02 is a highly versatile 1:2 Differential-to- LVCMOS / LVTTL Clock Generator. The 87002-02 has a differential clock input. The CLK , nCLK pair can accept most standard differential input levels. Internal bias on the nCLK input allows the CLK input to accept LVCMOS / LVTTL . The 87002-02... [See More]

• Package Type: Surface Mount; TSSOP; TSSOP
• Bus Interface: LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 2.5 to 3.3

The DS1244 256k NV SRAM with a Phantom clock is a fully static nonvolatile RAM (NV SRAM) (organized as 32k words by 8 bits) with a built-in real-time clock. The DS1244 has a self-contained lithium energy source and control circuitry, which constantly monitors VCC for an out-of-tolerance condition. [See More]

• Package Type: Surface Mount; DIP; EDIP, PCAP
• Supply Voltage: 3.3 to 5

• Device Type: Real Time Clock
• Operating Temperature: 0.0 to 70

The 87004I is a highly versatile 1:4 Differential-to- LVCMOS / LVTTL Clock Generator. The 87004I has two selectable clock inputs. The CLK0 , nCLK0 and CLK1 , nCLK1 pairs can accept most standard differential input levels. Internal bias on the nCLK0 and nCLK1 inputs allows the CLK0 and CLK1 inputs to... [See More]

• Package Type: Surface Mount; TSSOP; TSSOP
• Bus Interface: LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 2.5 to 3.3

The DS1135 series is a low-power, +5V high-speed version of the popular DS1013 and DS1035. The DS1135 series of delay lines have three independent logic buffered delays in a single package. The device is our fastest 3-in-1 delay line. It is available in a standard 8-pin 150-mil SO. The device... [See More]

• Package Type: Surface Mount; PDIP; SOIC; µMAX, PDIP(N), SOIC(N)
• Supply Voltage: 5

• Device Type: Clock Generator
• Features / Standards: RoHS

The 87004 is a highly versatile 1:4 Differentialto- LVCMOS / LVTTL Clock Generator and a member of the HiPerClockS ® family of High Performance Clock Solutions from IDT . The 87004 has two selectable clock inputs. The CLK0 , nCLK0 and CLK1 , nCLK1 pairs can accept most standard differential... [See More]

• Package Type: Surface Mount; TSSOP; TSSOP
• Bus Interface: LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 2.5 to 3.3

The DS1135L series is a low-power, 3V high-speed version of the popular DS1013, DS1033, and DS1035 series. The DS1135L series of delay lines have three independent logic buffered delays in a single package. The device is our fastest 3-in-1 delay line. It is available in a 150-mil 8-pin SO. The... [See More]

• Package Type: Surface Mount; SOIC; µMAX, SOIC(N)
• Supply Voltage: 2.7 to 3.6

• Device Type: Clock Generator
• Features / Standards: RoHS

The 8735-31 is a highly versatile 1:5 Differential -to-3.3V LVPECL Clock Generator. The 8735-31 has a fully integrated PLL and can be configured as zero delay buffer, multiplier or divider, and has an output frequency range of 15.625MHz to 350MHz. The reference divider, feedback divider and output... [See More]

• Package Type: Surface Mount; TQFP
• Bus Interface: LVPECL; LVPECL

• Device Type: Clock Generator
• Supply Voltage: 3.3

The DS1100L is a 3.3V version of the DS1100. It is characterized for operation over the range 3.0V to 3.6V. The DS1100L series delay lines have five equally spaced taps providing delays from 4ns to 500ns. These devices are offered in surface-mount packages to save PCB area. Low cost and superior... [See More]

• Package Type: Surface Mount; SOIC; µMAX, SOIC(N)
• Supply Voltage: 3 to 3.6

• Device Type: Clock Generator
• Features / Standards: RoHS

The 557-03 is a spread spectrum clock generator that supports PCI -Express Gen 1 and Ethernet requirements. The device is used for PC or embedded systems to substantially reduce electromagnetic interference ( EMI ). The device provides two differential ( HCSL ) spread spectrum outputs. The spread... [See More]

• Package Type: Surface Mount; TSSOP; TSSOP
• Bus Interface: HCSL

• Device Type: Real Time Clock
• Supply Voltage: 3.3

The DS1123L is an 8-bit programmable timing element similar in function to the DS1023, but operating at 3.3V. Like the DS1023, the DS1123L can delay signals up to a full period or more when used as a delay line, and an on-chip reference delay can be used to offset the inherent "step-zero "... [See More]

• Package Type: Surface Mount; TSSOP
• Features / Standards: RoHS

• Device Type: Clock Generator

The 87332I-01 is a high performance ÷2 Differential- to-2.5V/3.3V ECL / LVPECL Clock Generator. The CLK , nCLK pair can accept most standard differential input levels The 87332I-01 is characterized to operate from either a 2.5V or a 3.3V power supply. Guaranteed output and part-to-part skew... [See More]

• Package Type: Surface Mount; SOIC; SOIC
• Bus Interface: ECL; LVPECL; LVPECL

• Device Type: Clock Generator
• Supply Voltage: 2.5 to 3.3

The DS1110L 10-tap delay line is a 3V version of the DS1110. It has 10 equally spaced taps providing delays from 10ns to 500ns. The DS1110L series delay lines provide a nominal accuracy of ±5% or ±2ns, whichever is greater, at 3.3V and +25 °C. The DS1110L is characterized to... [See More]

• Package Type: Surface Mount; TSSOP
• Supply Voltage: 2.7 to 3.6

• Device Type: Clock Generator
• Features / Standards: RoHS

The 9FGU0231 is a member of IDT ’s 1.5 V Ultra-Low-Power PCIe clock family. The device has 2 output enables for clock management, 2 different spread spectrum levels in addition to spread off, and 2 selectable SMBus addresses. [See More]

• Package Type: Surface Mount; VFQFPN
• Bus Interface: LP-HCSL,LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 1.5

The DS1685/DS1687 are real-time clocks (RTCs) designed as successors to the industry-standard DS1285,DS1385, DS1485, and DS1585 PC RTCs. These devices provide the industry-standard DS1285 clock function with either +3.0V or +5.0V operation. The DS1685 also incorporates a number of enhanced features... [See More]

• Package Type: Surface Mount; PDIP; SOIC; TSSOP; PDIP(W), PLCC, SOIC(W), TSSOP
• Supply Voltage: 3 to 5

• Device Type: Real Time Clock
• Operating Temperature: -40 to 85

The 9FGU0241 is a member of IDT ’s 1.5 V Ultra-Low-Power PCIe clock family with integrated output terminations providing Zo=100 Ω. The device has 2 output enables for clock management, 2 different spread spectrum levels in addition to spread off, and 2 selectable SMBus addresses. [See More]

• Package Type: Surface Mount; VFQFPN
• Bus Interface: LP-HCSL,LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 1.5

The DS17285, DS17485, DS17885, DS17287, DS17487, and DS17887 real-time clocks (RTCs) are designed to be successors to the industry-standard DS12885 and DS12887. The DS17285, DS17485, and DS17885 (hereafter referred to as the DS17x85) provide a real-time clock/calendar, one time-of-day alarm, three... [See More]

• Package Type: Surface Mount; PDIP; SOIC; PDIP(W), SOIC(W), TSOP
• Supply Voltage: 3 to 5

• Device Type: Real Time Clock
• Operating Temperature: -40 to 85

The 9FGV0231 is a 2-output very low power clock generator for PCIe Gen 1, 2 and 3 applications. The device has 2 output enables for clock management and supports 2 different spread spectrum levels in addition to spread off. [See More]

• Package Type: Surface Mount; VFQFPN
• Bus Interface: LP-HCSL,LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 1.8

4 1/2-Digit, LCD, High-Speed Counter/Decoder/Driver [See More]

• Package Type: Surface Mount; PDIP; PDIP(W), PLCC
• Operating Temperature: -20 to 85

• Device Type: Clock Driver
• Features / Standards: RoHS

The 9FGV0241 is a 2-output very low power frequency generator for PCIe Gen 1, 2 and 3 applications with integrated output terminations providing Zo=100 Ω. The device has 2 output enables for clock management and supports 2 different spread spectrum levels in addtion to spread off. [See More]

• Package Type: Surface Mount; VFQFPN
• Bus Interface: LP-HCSL,LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 1.8

The DS1251 4096K NV SRAM with Phantom Clock is a fully static nonvolatile RAM (organized as 512K words by 8 bits) with a built-in real-time clock. The DS1251Y has a self-contained lithium energy source and control circuitry which constantly monitors VCC for an out-of-tolerance condition. When such a... [See More]

• Package Type: Surface Mount; DIP; EDIP, PCAP
• Supply Voltage: 3.3 to 5

• Device Type: Real Time Clock
• Operating Temperature: -40 to 85

The 9FGL0241 /51/P1 are members of IDT ’s 3.3V Low-Power ( LP ) PCIe family. The devices have 2 output enables for clock management and support 2 different spread spectrum levels in addition to spread off. The 9FGL0241 /51/P1 supports both Common Clock ( CC ) with or without spread spectrum... [See More]

• Package Type: Surface Mount; VFQFPN
• Bus Interface: LP-HCSL,LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 3.3

The DS1557 is a full-function, year-2000-compliant (Y2KC), real-time clock/calendar (RTC) with an RTC alarm, watchdog timer, power-on reset, battery monitor, and 512k x 8 nonvolatile static RAM. User access to all registers within the DS1557 is accomplished with a byte-wide interface as shown in... [See More]

• Package Type: Surface Mount; PCAP
• Supply Voltage: 3.3 to 5

• Device Type: Real Time Clock
• Operating Temperature: -40 to 85

The FCT20805 is a 2.5 volt clock driver built using advanced CMOS technology. The device consists of two banks of drivers, each with a 1:5 fanout and its own output enable control. The device has a "heartbeat " monitor for diagnostics and PLL driving. The MON output is identical to all... [See More]

• Package Type: Surface Mount; SSOP; SSOP
• Bus Interface: CMOS; LVCMOS

• Device Type: Clock Driver
• Supply Voltage: 2.5

The DS1100 series delay lines have five equally spaced taps providing delays from 4ns to 500ns. These devices are offered in surface-mount packages to save PCB area. Low cost and superior reliability over hybrid technology is achieved by the combination of a 100% silicon delay line and... [See More]

• Package Type: Surface Mount; SOIC; µMAX, SOIC(N)
• Supply Voltage: 5

• Device Type: Clock Generator
• Features / Standards: RoHS

2.5V Wide Range Frequency DDR1 Clock Driver (45MHz - 233MHz) [See More]

• Package Type: Surface Mount; TSSOP; TSSOP
• Operating Temperature: -40 to 85

• Device Type: Clock Driver
• Features / Standards: Lead-Free

The DS1124 is an 8-bit programmable timing element similar in function to the DS1021-25. The 256-delay intervals are programmed by using a 3-wire serial interface. With a 0.25ns step size, the DS1124 can provide a delay time from 20ns up to 84ns with an integral nonlinearity of ±3ns. [See More]

• Package Type: Surface Mount; µMAX
• Supply Voltage: 5

• Device Type: Clock Generator
• Features / Standards: RoHS

Alternative Products. NOTICE - The following device(s) are recommended alternatives: 74FCT3807S - Low Skew 1 to 10 Clock Buffer Improved jitter performance, smaller package. The FCT20807 is a 2.5V compatible, high speed, low noise, 1:10 fanout, non-inverting clock buffer. The large fanout from a... [See More]

• Package Type: Surface Mount; SSOP; SSOP
• Bus Interface: LVCMOS

• Device Type: Clock Driver
• Supply Voltage: 2.5

The DS1307 serial real-time clock (RTC) is a low-power, full binary-coded decimal (BCD) clock/calendar plus 56 bytes of NV SRAM. Address and data are transferred serially through an I ²C, bidirectional bus. The clock/calendar provides seconds, minutes, hours, day, date, month, and year... [See More]

• Package Type: Surface Mount; PDIP; SOIC; PDIP(N), SOIC(N)
• Supply Voltage: 5

• Device Type: Real Time Clock
• Operating Temperature: -40 to 85

Alternative Products. NOTICE - The following device(s) are recommended alternatives: 74FCT38072S - Low Skew 1 to 2 Clock Buffer Improved jitter performance, smaller package. The FCT38072 is a 3.3V clock driver built using advanced CMOS technology. This low skew clock driver offers 1:2 fanout. The... [See More]

• Package Type: Surface Mount; SOIC; SOIC
• Bus Interface: CMOS; LVCMOS

• Device Type: Clock Driver
• Supply Voltage: 3.3

The DS1243Y 64K NV SRAM with Phantom Clock is a fully static nonvolatile RAM (organized as 8192 words by 8 bits) with a built-in real time clock. The DS1243Y has a self-contained lithium energy source and control circuitry, which constantly monitors VCC for an out-of-tolerance condition. When such a... [See More]

• Package Type: Surface Mount; DIP
• Supply Voltage: 5

• Device Type: Real Time Clock
• Operating Temperature: 0.0 to 70

The MK3200 is IDT ’s lowest cost, low power clock oscillator that generates a low power 32.768 kHz output from an inexpensive 32.768 kHz crystal. This part includes a power down pin and allows you to tri state the output clock for in-circuit testing. IDT manufactures the largest variety of... [See More]

• Package Type: Surface Mount; SOIC; SOIC
• Bus Interface: LVCMOS

• Device Type: Real Time Clock
• Supply Voltage: 2.5 to 5

The DS1553 is a full-function, year-2000-compliant (Y2KC) real-time clock/calendar (RTC) with an RTC alarm, watchdog timer, power-on reset, battery monitor, and "8k x 8 nonvolatile static RAM (NV SRAM). " User access to all registers within the DS1553 is accomplished with a bytewide... [See More]

• Package Type: Surface Mount; DIP; EDIP, PCAP
• Supply Voltage: 3.3 to 5

• Device Type: Real Time Clock
• Operating Temperature: 0.0 to 70

The 9FGU0431 is a member of IDT ’s 1.5 V Ultra-Low-Power PCIe clock family. The device has 4 output enables for clock management, 2 different spread spectrum levels in addition to spread off, and 2 selectable SMBus addresses. [See More]

• Package Type: Surface Mount; VFQFPN
• Bus Interface: LP-HCSL,LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 1.5

The DS1023 is an 8-bit programmable delay line similar in function to the DS1020/DS1021. Additional features have been added to extend the range of applications: The internal delay line architecture has been revised to allow clock signals to be delayed by up to a full period or more. Combined with... [See More]

• Package Type: Surface Mount; PDIP; SOIC; PDIP(N), SOIC(W)
• Supply Voltage: 5

• Device Type: Clock Generator
• Features / Standards: RoHS

The 9FGU0441 is a member of IDT ’s 1.5 V Ultra-Low-Power PCIe clock family with integrated output terminations providing Zo=100 Ω. The device has 4 output enables for clock management, 2 different spread spectrum levels in addition to spread off, and 2 selectable SMBus addresses. [See More]

• Package Type: Surface Mount; VFQFPN
• Bus Interface: LP-HCSL,LVCMOS

• Device Type: Clock Generator
• Supply Voltage: 1.5