SparkFun Real Time Clock Module RTC RV-8803 Qwiic - SparkFun BOB-16281

Brand: Sparkfun
Product Code: AN-21294
Availability: 4-6 business days
Planned delivery date after ordering: 2025-05-02
23.20€
Ex Tax: 19.17€

Qty

Real-time clock module. Based on the RV-8803 system ensures precise timing while maintaining low power consumption. It also offers input for time stamp events along with a user-programmable time offset value. With improved I2C communication, it eliminates the need for sequencing commands/writing on the device. The kit includes a CR1225 battery.

Main features:
  • The temperature-compensated crystal ensures precise timing
  • Low energy consumption. The element can be used in a wide variety of projects
  • Timestamp with a user-programmable time offset value
  • Does not require sequencing commands / writes on the device
  • Factory calibrated temperature compensation
  • The RTC module has counters for hundredths of seconds, seconds, minutes, hours, date, month, year and day of the week
  • Possibility to set alarms and interrupts
Specification:
  • Supply voltage: 1.5 V to 5.5 V
  • Current: 240 nA to 350 nA (typical 240 nA at 3.3 V)
  • I2C address: 0x32
  • Timing Accuracy:
    • ± 1.5 ppm (0 to 50 °C)
    • ± 3.0 ppm (-40 to 85 °C)
    • ± 7.0 ppm (85 to 105 °C)
  • A periodic timer interrupt function
  • Interrupt function of periodic time update (seconds, minutes)
  • Alarm interrupts for a day of the week or setting the date, hour and minute
  • Programmable clock output pin for peripherals
  • Two Qwiic connectors
  • Temperature range of operation: from 0 to 105 °C
  • Dimensions: 25 x 25 x 4 mm
Set includes:
  • Real-time clock module RTC RV-8803 Qwiic - SparkFun BOB-16281 - 1 pcs
  • Coin-cell battery CR1225 - 1 pcs