Home > DIY Parts & Components > DS1302
DS1302 + DS1307 Real-Time Clock Modules Set - Blue + Green + Black
DS1302 real-time clock module features: 1. 8-pin DIP chipset£¬ IC socket is below the chipset£¬ which is convenient to replace or unplug chipset 2. Compatible with 3.3V / 5V working voltage 3. Working temperature: 0~70'C 4. Built-in 1 x CR2032 button battery. DS1307 real-time clock module features: 1. DS1307 I2C real-time clock chipset (RTC) 2. 24C32 32K I2C EEPROM memory 3. Built-in 1 x LIR2032 rechargeable battery. And with the question that charging circuit battery DS1307 can not read and write. When fully charged£¬ can provide DS1307 timing a year 4. Pin-out DS1307 clock pins£¬ providing time signal for MCU. Other I2C devices can be cascaded