Features / Specs
- Main IC: Maxim DS1302 RTC
- Operating Voltage: 2.0 – 5.5VDC
- Operating Temperature: 0°C to +70°C
- Crystal Frequency: 32.768kHz
- Comms Interface: 3-Wire Serial Interface
- Battery Holder Type: CR2032
- Mounting Hole Size: ~3.1mm Diameter
- Standard 2.54mm Pitch Pin Header
Pin Description
- VCC-> Supply Voltage (2.0 – 5.5VDC)
- GND-> Ground
- CLK-> Serial Clock (Internal 40kΩ Pulldown)
- DAT-> Bidirectional Serial Data Pin (Input (Internal 40kΩ Pulldown) / Push-Pull Output)
- RST (CE)-> Must be pulled high during read/write operation (Internal 40kΩ Pulldown)