Real Time Clock Module (RV-1805-C3)

A hermetically sealed, ultra-low power (80nA) I2C Real-Time Clock module with an integrated crystal.

AUD$ 8.95

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Our Code: SKU-011258

Supplier Link: [SparkFun MPN:30227]


Description

The RV-1805-C3 is an ultra-low power Real-Time Clock (RTC) module designed for high efficiency and reliability. This surface-mount device integrates the crystal (XTAL) directly into a hermetically sealed ceramic package, eliminating the need for external clock tuning and ensuring accurate timekeeping even in harsh environments.

Operating with a maximum timekeeping current of just 0.08µA (80nA), this module is exceptional for battery-powered applications where longevity is critical. It features a standard I2C interface for easy communication and includes a robust set of internal features, including a backup battery trickle charger, watchdog timer, and 256 bytes of user RAM.


Specifications

  • Type: Clock/Calendar
  • Features: Alarm, Programmable Clock Output, RAM, Timer, Trickle Charger, Watchdog Timer
  • Memory Size: 256B
  • Time Format: HH:MM:SS:hh (12/24 hr)
  • Date Format: YY-MM-DD-dd
  • Interface: I2C, 2-Wire Serial
  • Voltage - Supply: 1.5V ~ 3.6V
  • Current - Timekeeping (Max): 0.08µA @ 3V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Mfg #: RV-1805-C3-32.768KHZ-2PPM-TA-QC

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