Programmable IC Clocks

4-PLL Jitter Attenuating Clock -- Si5374 - Image

4-PLL Jitter Attenuating Clock -- Si5374
from Silicon Labs

The Si5374/75 any-frequency jitter attenuating clocks integrate four independent jitter attenuating PLLs into a single device, providing industry-leading integration for space-constrained OTN (OTU1, OTU2, OTU3, OTU4) applications. The Si537x can generate any output frequency (2 kHz to 808 MHz) from... [See More]

Features / Standards: RoHS; Lead-Free; Programmable
Bus Interface: CMOS; LVPECL; LVDS; CML

Device Type: Clock Generator
Package Type: BGA

Real Time Clock Backup Batteries -- EnerChip RTC CBC34123-M5C with SPI bus - Image

Real Time Clock Backup Batteries -- EnerChip RTC CBC34123-M5C with SPI bus
from Cymbet Corporation

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]

Features / Standards: RoHS; Lead-Free; Programmable
Bus Interface: SPI

Device Type: Real Time Clock
Package Type: Surface Mount

Programmable PLL Clock Driver Single 48-Pin SSOP T/R -- 233-PI6C20800SVEX - Image

Programmable PLL Clock Driver Single 48-Pin SSOP T/R -- 233-PI6C20800SVEX [PI6C20800SVEX from DIODES Incorporated]
from Utmel Electronic Limited

Programmable PLL Clock Driver Single 48-Pin SSOP T/R [See More]

Features / Standards: RoHS; Programmable
Package Type: 48-BSSOP (0.295, 7.50mm Width)

Device Type: Clock Driver
Supply Voltage: 3.13 to 3.46

Clock/Timing - Real Time Clocks -- RV-1805-C3-32.768KHZ-2PPM-TA-QA - Image

View Datasheet

Clock/Timing - Real Time Clocks -- RV-1805-C3-32.768KHZ-2PPM-TA-QA
from Lingto Electronic Limited

IC RTC CLK/CALENDAR I2C 10SON [See More]

Features / Standards: Programmable
Bus Interface: I²C; I²C, 2-Wire Serial

Device Type: Real Time Clock

CMOS Serial Real-Time Clock With RAM and Power Sense/Control -- CDP68HC68T1EZ - Image

View Datasheet

CMOS Serial Real-Time Clock With RAM and Power Sense/Control -- CDP68HC68T1EZ
from Renesas Electronics Corporation

The CDP68HC68T1 Real-Time Clock provides a time/calendar function, a 32 byte static RAM, and a 3 wire Serial Peripheral Interface (SPI Bus). The primary function of the clock is to divide down a frequency input that can be supplied by the on-board oscillator in conjunction with an external crystal... [See More]

Features / Standards: Programmable
Package Type: PDIP; SOIC

Device Type: Real Time Clock
Supply Voltage: 3 to 6

Differential + LVCMOS Clock Generator -- Si5334A - Image

Differential + LVCMOS Clock Generator -- Si5334A
from Silicon Labs

Silicon Labs ’ programmable clock generator IC solutions provide any rate, any output frequency synthesis. All combinations of output frequencies can be generated exactly with 0 ppm error. The SL28PCIe10/30/50 devices are highly integrated clock generators capable of generating PCIe compliant... [See More]

Features / Standards: RoHS; Lead-Free; Programmable
Bus Interface: LVPECL; HSTL; LVDS; SSTL; LVCMOS, HCSL

Device Type: Clock Generator
Package Type: QFN

Real Time Clock Backup Batteries -- EnerChip RTC CBC34803 with I2C bus - Image

Real Time Clock Backup Batteries -- EnerChip RTC CBC34803 with I2C bus
from Cymbet Corporation

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]

Features / Standards: RoHS; Lead-Free; Programmable
Bus Interface: I²C

Device Type: Real Time Clock
Package Type: Surface Mount

Programmable PLL Clock Generator Quad 3MHz to 166MHz 24-Pin QFN EP -- 217-CY2544FC - Image

Programmable PLL Clock Generator Quad 3MHz to 166MHz 24-Pin QFN EP -- 217-CY2544FC [CY2544FC from Cypress Semiconductor Corp.]
from Utmel Electronic Limited

Programmable PLL Clock Generator Quad 3MHz to 166MHz 24-Pin QFN EP [See More]

Features / Standards: RoHS; Programmable
Package Type: 24-VFQFN Exposed Pad

Device Type: Fanout Distribution, Fractional N Synthesizer, Multiplexer, Spread Spectrum Clock Generator; Clock Generator
Supply Voltage: 2.25 to 3.6

Clock/Timing - Real Time Clocks -- RV-2123-C2-32.768KHZ-10PPM-TA-QC - Image

View Datasheet

Clock/Timing - Real Time Clocks -- RV-2123-C2-32.768KHZ-10PPM-TA-QC
from Lingto Electronic Limited

IC RTC CLK/CALENDAR SPI 10SON [See More]

Features / Standards: Programmable
Bus Interface: SPI; SPI, 4-Wire Serial

Device Type: Real Time Clock

CMOS Serial Real-Time Clock With RAM and Power Sense/Control -- CDP68HC68T1M2Z - Image

View Datasheet

CMOS Serial Real-Time Clock With RAM and Power Sense/Control -- CDP68HC68T1M2Z
from Renesas Electronics Corporation

The CDP68HC68T1 Real-Time Clock provides a time/calendar function, a 32 byte static RAM, and a 3 wire Serial Peripheral Interface (SPI Bus). The primary function of the clock is to divide down a frequency input that can be supplied by the on-board oscillator in conjunction with an external crystal... [See More]

Features / Standards: Programmable
Package Type: PDIP; SOIC

Device Type: Real Time Clock
Supply Voltage: 3 to 6

Embedded Intel x86 Clock -- CY28317-2 - Image

Embedded Intel x86 Clock -- CY28317-2
from Silicon Labs

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]

Features / Standards: RoHS; Programmable
Bus Interface: LVCMOS, HCSL

Device Type: Clock Generator
Package Type: SSOP; TSSOP

Real Time Clock Power Backup Evaluation Kit -- EnerChip CC CBC-EVAL-06 - Image

Real Time Clock Power Backup Evaluation Kit -- EnerChip CC CBC-EVAL-06
from Cymbet Corporation

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]

Features / Standards: RoHS; Lead-Free; Programmable
Bus Interface: SPI

Device Type: Real Time Clock (optional feature)
Package Type: Surface Mount

Programmable PLL Clock Generator Single 0.16MHz to 200MHz 24-Pin QFN -- 715-SI5338M-B-GM - Image

Programmable PLL Clock Generator Single 0.16MHz to 200MHz 24-Pin QFN -- 715-SI5338M-B-GM [SI5338M-B-GM from Silicon Labs]
from Utmel Electronic Limited

Programmable PLL Clock Generator Single 0.16MHz to 200MHz 24-Pin QFN [See More]

Features / Standards: RoHS; Programmable
Package Type: 24-VFQFN Exposed Pad

Device Type: Clock Generator
Supply Voltage: 1.71 to 3.63

Clock/Timing - Real Time Clocks -- RV-3028-C7 32.768KHZ 1PPM-TA-QA - Image

View Datasheet

Clock/Timing - Real Time Clocks -- RV-3028-C7 32.768KHZ 1PPM-TA-QA
from Lingto Electronic Limited

IC RTC CLK/CALENDAR I2C 8SON [See More]

Features / Standards: Programmable
Bus Interface: I²C; I²C, 2-Wire Serial

Device Type: Real Time Clock

CMOS Serial Real-Time Clock With RAM and Power Sense/Control -- CDP68HC68T1MZ - Image

View Datasheet

CMOS Serial Real-Time Clock With RAM and Power Sense/Control -- CDP68HC68T1MZ
from Renesas Electronics Corporation

The CDP68HC68T1 Real-Time Clock provides a time/calendar function, a 32 byte static RAM, and a 3 wire Serial Peripheral Interface (SPI Bus). The primary function of the clock is to divide down a frequency input that can be supplied by the on-board oscillator in conjunction with an external crystal... [See More]

Features / Standards: Programmable
Package Type: PDIP; SOIC

Device Type: Real Time Clock
Supply Voltage: 3 to 6

Embedded Intel x86 Clock -- SL28442-2 - Image

Embedded Intel x86 Clock -- SL28442-2
from Silicon Labs

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]

Features / Standards: RoHS; Programmable
Bus Interface: LVCMOS, HCSL

Device Type: Clock Generator
Package Type: TSSOP

Programmable PLL Clock Generator Triple 16-Pin TSSOP -- 217-CY22394FXI - Image

Programmable PLL Clock Generator Triple 16-Pin TSSOP -- 217-CY22394FXI [CY22394FXI from Cypress Semiconductor Corp.]
from Utmel Electronic Limited

Programmable PLL Clock Generator Triple 16-Pin TSSOP [See More]

Features / Standards: RoHS; Lead-Free; Programmable
Package Type: 16-TSSOP (0.173, 4.40mm Width)

Device Type: Clock Generator, Fanout Distribution; Clock Generator
Supply Voltage: 3.13 to 3.46

Clock/Timing - Real Time Clocks -- RV-3029-C2-32.768KHZ-OPTION-A-TA-QC - Image

View Datasheet

Clock/Timing - Real Time Clocks -- RV-3029-C2-32.768KHZ-OPTION-A-TA-QC
from Lingto Electronic Limited

IC RTC CLK/CALENDAR I2C 10SON [See More]

Features / Standards: Programmable
Bus Interface: I²C; I²C, 2-Wire Serial

Device Type: Real Time Clock

EMI Reduction Clock -- Si5330A
from Silicon Labs

Silicon Labs' programmable spread spectrum clock generators feature a wide range of programming options that allow system designers to minimize electro-magnetic interference (EMI) at the application level. Configurable parameters to reduce EMI include a wide range of signal integrity adjustments... [See More]

Features / Standards: RoHS; Lead-Free; Programmable
Bus Interface: LVPECL

Device Type: Clock Generator
Package Type: QFN

Clock/Timing - Real Time Clocks -- RV-3029-C3-32.768KHZ-OPTION-A-TA-QC - Image

View Datasheet

Clock/Timing - Real Time Clocks -- RV-3029-C3-32.768KHZ-OPTION-A-TA-QC
from Lingto Electronic Limited

IC RTC CLK/CALENDAR I2C 10SON [See More]

Features / Standards: Programmable
Bus Interface: I²C; I²C, 2-Wire Serial

Device Type: Real Time Clock

Integrated Clock + VCXO Solution -- Si5350B-A-GM - Image

Integrated Clock + VCXO Solution -- Si5350B-A-GM
from Silicon Labs

Silicon Labs' highly-integrated clock + VCXO solutions feature an integrated voltage controlled oscillator (VCXO). Free-running and VCXO clocks can be generated by one device, making them ideal for cost-sensitive consumer applications. Si5350/51 clock generators feature an integrated VCXO that does... [See More]

Features / Standards: RoHS; Programmable
Bus Interface: LVCMOS

Device Type: Clock Generator
Package Type: QFN

Clock/Timing - Real Time Clocks -- RV-3049-C2-32.768KHZ-OPTION-A-TA-QC - Image

View Datasheet

Clock/Timing - Real Time Clocks -- RV-3049-C2-32.768KHZ-OPTION-A-TA-QC
from Lingto Electronic Limited

IC RTC CLK/CALENDAR SPI 10SON [See More]

Features / Standards: Programmable
Bus Interface: SPI; SPI, 4-Wire Serial

Device Type: Real Time Clock

ITU-T G.8262 Synchronous Ethernet Jitter-Attenuating Clock Multiplier -- Si5328B-C-GM - Image

View Datasheet

ITU-T G.8262 Synchronous Ethernet Jitter-Attenuating Clock Multiplier -- Si5328B-C-GM
from Silicon Labs

Description: The Si5328 is a jitter-attenuating precision clock multiplier for Synchronous Ethernet applications requiring sub 1 ps jitter performance and ultra-low loop bandwidth. When combined with a low-wander, lowjitter reference oscillator, the Si5328 meets all of the wander, MTIE, TDEV, and... [See More]

Features / Standards: RoHS; Lead-Free; Programmable
Bus Interface: CMOS; LVPECL; I²C; LVDS; SPI; CML, LVCMOS

Device Type: Real Time Clock
Package Type: QFN

Clock/Timing - Real Time Clocks -- RV-3049-C3-32.768KHZ-OPTION-A-TA-QC - Image

View Datasheet

Clock/Timing - Real Time Clocks -- RV-3049-C3-32.768KHZ-OPTION-A-TA-QC
from Lingto Electronic Limited

IC RTC CLK/CALENDAR SPI 10SON [See More]

Features / Standards: Programmable
Bus Interface: SPI; SPI, 4-Wire Serial

Device Type: Real Time Clock

LVCMOS Clock (<4 outputs) -- Si5350C-A-GT - Image

LVCMOS Clock (<4 outputs) -- Si5350C-A-GT
from Silicon Labs

Silicon Labs' highly flexible, factory and I2C programmable LVCMOS clock generators can be customized to generate multiple frequencies with significantly lower jitter, lower power and smaller size than competing solutions. Factory customized options are available to minimize EMI, including... [See More]

Features / Standards: RoHS; Lead-Free; Programmable
Bus Interface: LVCMOS

Device Type: Clock Generator
Package Type: MSOP

Clock/Timing - Real Time Clocks -- RV-3129-C3-32.768KHZ-OPTION-A-TA-QC - Image

View Datasheet

Clock/Timing - Real Time Clocks -- RV-3129-C3-32.768KHZ-OPTION-A-TA-QC
from Lingto Electronic Limited

IC RTC CLK/CALENDAR I2C 10SON [See More]

Features / Standards: Programmable
Bus Interface: I²C; I²C, 2-Wire Serial

Device Type: Real Time Clock

LVCMOS Clock (5+ Outputs) -- Si5334C - Image

LVCMOS Clock (5+ Outputs) -- Si5334C
from Silicon Labs

Silicon Labs' highly flexible, factory and I2C programmable and factory customizable LVCMOS clock generators can be customized to generate multiple independent non-integer-related frequencies with equivalent frequency synthesis capability of 8 PLLs, with exact frequency synthesis (0 ppm error), at... [See More]

Features / Standards: RoHS; Programmable
Bus Interface: LVPECL; HSTL; LVDS; SSTL; LVCMOS, HCSL

Device Type: Clock Generator
Package Type: QFN

Clock/Timing - Real Time Clocks -- RV-3149-C3-32.768KHZ-OPTION-A-TA-QC - Image

View Datasheet

Clock/Timing - Real Time Clocks -- RV-3149-C3-32.768KHZ-OPTION-A-TA-QC
from Lingto Electronic Limited

IC RTC CLK/CALENDAR SPI 10SON [See More]

Features / Standards: Programmable
Bus Interface: SPI; SPI, 4-Wire Serial

Device Type: Real Time Clock

PCI Express (PCIe) Gen 1/2/3 Clock -- Si5334K - Image

PCI Express (PCIe) Gen 1/2/3 Clock -- Si5334K
from Silicon Labs

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]

Features / Standards: RoHS; Programmable
Bus Interface: LVPECL; HSTL; LVDS; SSTL; LVCMOS, HCSL

Device Type: Clock Generator
Package Type: QFN

Clock/Timing - Real Time Clocks -- RV-4162-C7-32.768KHZ-10PPM-TA-QC - Image

View Datasheet

Clock/Timing - Real Time Clocks -- RV-4162-C7-32.768KHZ-10PPM-TA-QC
from Lingto Electronic Limited

IC RTC CLK/CALENDAR I2C 8SON [See More]

Features / Standards: Programmable
Bus Interface: I²C; I²C, 2-Wire Serial

Device Type: Real Time Clock

Zero Delay Buffer -- SL2305
from Silicon Labs

Silicon Labs' zero delay clock buffer products are used in applications that require zero propagation delay between the input and output clocks. Silicon Labs' zero delay buffers are based on Silicon Labs ’ low power, high performance PLL technology and provide low power consumption and allow... [See More]

Features / Standards: RoHS; Lead-Free; Programmable
Bus Interface: LVCMOS