I2C IC Clocks

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]

  • Bus Interface: I2C
  • Package Type: SOIC
  • Device Type: Real Time Clock
  • Supply Voltage: 1.8 to 5.5
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]

  • Bus Interface: CMOS; LVPECL; I2C; LVDS; SPI; CML, LVCMOS
  • Package Type: QFN
  • Device Type: Real Time Clock
  • Supply Voltage: 3.3
AB-RTCMK Clock/Calendar -- AB-RTCMC-32.768KHZ-AIGZ-S7-T
from Abracon, LLC

RoHS/RoHS II Compliant. Series: AB-RTCMK. Type: Clock/Calendar. Operating Temperature: -40 °C ~ 85 °C. Features: Alarm, Leap Year, Watchdog Timer. Time Format: HH:MM:SS:hh (24 hr). Date Format: YY-MM-DD-dd. Interface: I ²C, 2-Wire Serial. Voltage - Supply: 1V ~ 4.4V. Current -... [See More]

  • Bus Interface: I2C
  • Package Type: 8-WCDFN
  • Device Type: Real Time Clock
  • Supply Voltage: 1 to 4.4
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]

  • Bus Interface: I2C
  • Package Type: Surface Mount
  • Device Type: Real Time Clock
  • Supply Voltage: 2.5 to 3.6
Clock Generation and Multiplication/Jitter Reduction Solution -- CS2000
from Cirrus Logic, Inc.

A clock circuit IC, the CS2000 featuring both a clock generator and clock multiplier/jitter reduced clock frequency synthesizer (clean up), Cirrus Logic ’s CS2x00 family is a strong entrant into the clock IC market. Based on an innovative hybrid analog-to-digital phase lock loop, the CS2x00... [See More]

  • Bus Interface: I2C; SPI
  • Package Type: 10 MSOP
  • Device Type: Clock Generator
  • Supply Voltage: 3.3