RPM871 Datasheet - Rohm

RPM871 IrDA Infrared communication Module

Pin No 1, 4 2 Terminal GND NC Circuit Function GND Pin1 and pin4 must be connected to the ground. This Terminal must be left open. VCC For preventing from infection, connect a capacitor between VCC (3pin) and GND (4pin). VCC 3 VCC 5 PWDOWN Power-down Control Terminal H : POWERDOWN L : OPERATION.

RPM871 Features

* 1) Applied to IrDA version 1.2. (Low Power) 2) Designed for low power consumption at stand-by for receiving (Typ.73µA). 3) Suitable for sets driven by battery due to power down control function. 4) Power supply voltage range : 2.6V∼3.6V 5) Constant LED load resistance can change communication range.

RPM871_Rohm.pdf