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Clock/Calendars: Real-Time -- BQ3285EP
from American Microsemiconductor, Inc.

RTC; 12/24hr; Req 32k XTAL [See More]

  • Device Type: Real Time Clock
  • Package Type: DIP
  • Bus Interface: CMOS
  • Supply Voltage: 5
CBC-EVAL-06 EnerChip CC Real Time Clock Power Backup Evaluation Kit
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]

  • Device Type: Real Time Clock (optional feature)
  • Package Type: Surface Mount
  • Bus Interface: SPI
  • Features / Standards: RoHS; Lead-Free; Programmable
2 Output PCI-Express GEN1 Clock Source -- 557-03
from Integrated Device Technology

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 type... [See More]

  • Device Type: Real Time Clock
  • Package Type: Surface Mount; TSSOP
  • Bus Interface: LVDS; LVDS, HCSL
  • Supply Voltage: 3.3
Real-Time Clock/Calendar -- MCP79400
from Microchip Technology, Inc.

The MCP79400 general purpose I2CTM Compatible real-time clock/calendar (RTCC) is highly integrated with memory and advanced features normally found in higher priced devices. These features include a battery switchover circuit for backup power, a timestamp to log power failures and digital trimming... [See More]

  • Device Type: Real Time Clock
  • Package Type: Surface Mount (optional feature); SOIC (optional feature); TSSOP (optional feature); MSOP, TDFN
  • Bus Interface: I2C
  • Supply Voltage: 1.8 to 5.5
Timer or RTC -- 1337GDCGI [1337GDCGI from Integrated Device Technology]
from Mouser Electronics, Inc.

1 TIMER(S), REAL TIME CLOCK, PDSO8 [See More]

  • Device Type: Real Time Clock
  • Supply Voltage: 1.8 to 5.5
  • Package Type: Surface Mount; SOIC; 0.150 INCH, ROHS COMPLIANT, SOIC-8
  • Frequency: 0.4000
Timer or RTC -- AB-RTCMC-32.768KHZ-AIGZ-S7-T [AB-RTCMC-32.768KHZ-AIGZ-S7-T from Abracon Corporation]
from Perfect Parts Corporation

1 TIMER(S), REAL TIME CLOCK, CDSO8 [See More]

  • Device Type: Real Time Clock
  • Package Type: Surface Mount; 3.20 X 1.50 MM, 0.80 MM HEIGHT, ROHS COMPLIANT, CERAMIC, LCC-8
  • Bus Interface: CMOS
  • Supply Voltage: 1 to 4.4
Real Time Clock
from TT Semiconductor, Inc.

Provides Year, Month, Day, Weekday, Hours, Minutes and Seconds based on a 32.768 KHz Quartz Crystal. 1.8v to 5.5v Operation. Low Backup Current; Typical .65 µA. I ²C Bus Interface. Alarm and Timer Functions. 200 °C Operation. Ceramic SOIC Package. Production 3Q 2014 [See More]

  • Device Type: Real Time Clock
  • Package Type: SOIC
  • Bus Interface: I2C
  • Supply Voltage: 1.8 to 5.5
Timer or RTC -- RA-8581SA
from Epson Toyocom Corporation

REAL TIME CLOCK, PDSO14 [See More]

  • Device Type: Real Time Clock
  • Package Type: Surface Mount; SOP; SOP-14
  • Bus Interface: CMOS
  • Supply Voltage: 1.8 to 5.5
Timer or RTC -- RV-8564-C2
from Golledge Electronics Ltd.

REAL TIME CLOCK, PDSO10 [See More]

  • Device Type: Real Time Clock
  • Package Type: Surface Mount; 5 X 3.20 MM, 1.20 MM HEIGHT, LEAD FREE, SON-10
  • Bus Interface: CMOS
  • Supply Voltage: 1 to 5.5
Timer or RTC -- DS1216B
from Hytronics

0 TIMER(S), REAL TIME CLOCK, DIP28 [See More]

  • Device Type: Real Time Clock
  • Package Type: DIP; 0.600 INCH, SOCKET, DIP-28
  • Bus Interface: CMOS
  • Supply Voltage: 4.5 to 5.5
Timer or RTC -- MSM6242BGS-K
from LAPIS Semiconductor

0 TIMER(S), REAL TIME CLOCK, PDSO24 [See More]

  • Device Type: Real Time Clock
  • Package Type: Surface Mount; SOP; 0.430 INCH, 1.27 MM PITCH, PLASTIC, SOP-24
  • Bus Interface: CMOS
  • Supply Voltage: 4 to 6
Timer or RTC -- NJU6355ED
from New Japan Radio Co., Ltd.

1 TIMER(S), REAL TIME CLOCK, PDIP8 [See More]

  • Device Type: Real Time Clock
  • Package Type: DIP; DIP-8
  • Bus Interface: CMOS
  • Supply Voltage: 4.5 to 5.5
Timer or RTC -- 5962-9164101MJA
from Rochester Electronics, Inc.

REAL TIME CLOCK, CDIP24 [See More]

  • Device Type: Real Time Clock
  • Supply Voltage: 4.5 to 5.5
  • Bus Interface: CMOS
  • Operating Temperature: -55 to 125
Timer or RTC -- S-3513BEFS
from Seiko Instruments USA, Inc.

REAL TIME CLOCK, PDSO8 [See More]

  • Device Type: Real Time Clock
  • Package Type: Surface Mount; SSOP; 0.65 MM PITCH, SSOP-8
  • Bus Interface: CMOS
  • Supply Voltage: 1.7 to 5.5
ISL12008I2C Real Time Clock with Battery Backup Low Power RTC with Battery ReSeal„¢ Function -- ISL12008
from Techwell, Inc.

Key Features. Pin Compatible to ST M41T00S and Maxim DS1340. Functionality Equivalent to ST M41T00S and Maxim DS1340. Real Time Clock/Calendar. Tracks Time in Hours, Minutes, Seconds and Sub-seconds. Day of the Week, Day, Month, and Year. 512Hz Frequency Outputs for On-Chip Crystal Compensation. [See More]

  • Device Type: Real Time Clock
  • Supply Voltage: 2.7 to 5.5
  • Bus Interface: I2C
Timer or RTC -- TC8521AM
from Toshiba America Electronic Components, Inc.

REAL TIME CLOCK, PDSO20 [See More]

  • Device Type: Real Time Clock
  • Package Type: Surface Mount; 0.300 INCH, 1.27 MM PITCH, PLASTIC, SO-20
  • Bus Interface: CMOS
  • Supply Voltage: 4.5 to 5.5