DS18B20 Temperature Sensor w/ PCF8563 Real Time Clock Module

• Integrates RTC PCF8563 and DS18B20 temperature sensor
• Provides battery backup for continuous timekeeping
• Low power consumption
• 9 to 12-bit (configurable) temperature readings 
• Complete clock calendar functions include second, minute, hour, day, date, month and year timekeeping
• Supports PCF8563 I2C output and DS18B20 digital output 

This DS18B20 Temperature Sensor w/  PCF8563 Real Time Clock Module integrates the PCF8563 RTC and DS18B20 temperature sensor. It works well with Raspberry Pi and Arduino, and you can just plug the 5-pin female header into the Raspberry Pi to use the module. Besides, it has low power consumption, and provides battery backup for continuous timekeeping.