5Pcs DS1302 Real Time Clock Module Serial Memory Board
Description:
The real-time clock has the ability to calculate seconds, minutes,
hours, days, weeks, months, and years before 2100, as well as the
ability to adjust for years.
31 temporary data storage
Serial I/O port minimizes the number of pins
Wide range of operating voltage 2.0, 5.5V
Working current 2.0V, less than 300nA
There
are two transfer methods for single-byte transfers and multi-byte
transfer bursts when reading or writing clock or data
DIP Package or Optional SOIC Package Based on Surface Mount
Simple 3-wire interface
Compatible with TTL Vcc=5V
Dual power supply for main and backup power supplies
Specification:
Material: PVC sheetSize: 43*23*10mm
Package Includes:
5Pieces Real Time Clock Module
Note:
Do not VCC and GND to avoid burning the chip
51 SCM P0 port needs to be connected with a pull-up resistor. If your microcontroller does not have a pull-up resistor, you can connect the data line to other ports.
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