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PCF8563 RTC Real-Time Clock Module Arduino compatible / on board 3.3V battery / alarm / oscillator capacitor / power-on reset ↓ details & specifications
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Product Type Clock Modules
Electronic Components
Architecture Arduino
Interface Types INT, COT, SCL, SDA, VCC, GND
Mounting Style Through Hole
Operating Voltage 1-5.5 -volt
Microprocessor Model PCF8563
Power & Batteries
Batteries Included Yes
Battery Rated Voltage 3.3 V
Package Type OEM
Package Contents 1*Clock Module
Dimensions us | metric
Depth 0.3 mm
Height 62 mm
Width 26 mm
Product Weight 4.0 g
SKU 4501800
DATE LISTED 3/26/2016
  • Driven by a 3.3V battery on board and works independently even when the MCU is turned off
  • Features I2C pinheader on one side, and I2C connector on the opposite side
  • Also supports I2C cascading, allowing the use of multi module connected to the I2C bus at the same time by connecting the pinheader and connector
  • Provides year, month, day, weekday, hours, minutes, and seconds based on a 32.768 KHz quartz crystal
  • Clock operating voltage: 1-5.5 V at room temperature
  • Low backup current: Typical 0.25uA at VDD = 3V and Tamb = 25C
  • 400 KHz two-wire I2C-bus interface (at VDD = 1.8 V to 5.5 V)
  • Programmable clock output for peripheral devices(32.768KHz, 1.024KHz, 32Hz, and 1Hz)
  • Functions: Alarm and timer functions, Integrated oscillator capacitor, Internal Power-On Reset
  • Applications: Mobile telephones, portable instruments, electronic metering, battery powered products

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This item is covered by manufacturer's warranty.
Electronic components cannot be returned once modified and/or installed.
FastTech's damaged on arrival protection still applies.
Available models and parts:
Arduino compatible / on board 3.3V battery / alarm / oscillator capacitor / power-on reset
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