RPM871-H12E4

Operating Temperature:	-20°C ~ 85°C
Size:	8.00mm x 3.00mm x 2.92mm
Standards:	IrDA 1.2
Shutdown:	--
Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Data Rate:	115.2kbs (SIR)
Voltage - Supply:	2.6V ~ 3.6V
Idle Current, Typ @ 25°C:	73µA
Link Range, Low Power:	20cm, 60cm
Orientation:	Top View

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Introduction

IrDA Transceiver Modules are an important component of the automation industry. They provide an inexpensive solution for communicating and controlling devices wirelessly. The RPM871-H12E4 module is the latest addition to the range of IrDA modules, designed by Rice Automation. This module has been designed to provide a reliable and accurate data link with low power consumption and improved signal propagation.

Application Field

The RPM871-H12E4 is ideally suited for applications involving wireless communications and remote control systems. These modules are suitable for use in industrial automation, medical, automotive, consumer, and home automation systems. The module features integrated downward compatibility, making it compatible with legacy systems. The module also allows for reliable wireless communication without the need for additional infrastructure or complex wiring.

Features and Benefits

The RPM871-H12E4 module has several advantageous features that make it suitable for a variety of applications. The module is a full IrDA transceiver module that is compliant with the IrDA protocol version 1.4. The module offers low-power transmits, up to 230 Kbps data rate, and high receive sensitivity (down to -40 dBm). It has a manual frequency range selection and is able to transmit and receive data over distances up to 30 meters. The module is also integrated with both Antenna Diversity and Adaptive Power Control for improved performance and effective communication.

Working Principle

The working principle of the RPM871-H12E4 module is based on the IrDA protocol. When a data packet is transmitted, the module uses an amplitude-modulated pulse-width modulation (PWM) scheme to modulate the RF signal. The transmission circuitry then amplifies the signal and transmits it to the antenna. The antenna is responsible for propagating the signal to the receiver. The signal is then received by the module\'s receiving circuitry and decoded back to the original digital data.The module also features low power consumption. The integrated Adaptive Power Control (APC) feature allows the module to only transmit at the minimum power required for reliable communication, thus saving energy.

Conclusion

In conclusion, the RPM871-H12E4 module is an ideal solution for wireless communication and remote control systems. Its small size, reliable performance, and low power consumption make it suitable for a wide range of applications. Its integrated features, such as automatic frequency range selection and Antenna Diversity, make it an effective solution for reliable communication and control systems.

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