ASDL-3212-021

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IrDA Transceiver Modules are devices used to wirelessly transfer data over a short range between two digital devices. The ASDL-3212-021 module is a typical IrDA transceiver module. It has a variety of applications, including automotive and home data networks, data exchange between notebook computers, medical instrumentation, PDA data synchronization, clock synchronization, wireless accessories and embedded data communication. In addition, it can be used in low-cost, low-power point-to-point data communication applications.

The ASDL-3212-021 transceiver module has a small size and can operate in an extended temperature range. It is also equipped with good electromagnetic compatibility, so that it can operate normally even in high-noise environment. The module is also compliant with IrDA signal standard protocols, allowing it to interact with almost all IrDA devices for reliable and efficient data transfer.

The working principle of the ASDL-3212-021 IrDA transceiver module is based on the principle of infrared light signals. The module includes an oscillator to generate a start signal, an IrDA infrared data receiver, an on-board voltage regulator, output buffer, demultiplexer, and fast power-down logic. When transmitting data, the receiver will output the received data to the buffer, where it is then filtered and amplified using an operational amplifier before being output to the demultiplexer. Then, the data will either be delayed and re-transmitted or routed out as a control signal, depending on the type of data transmission.

The module can receive and transmit data at both the SIR and MIR level. In terms of 0SIR, the module can support up to 30Kbps baud rates, and in terms of 0MIR, it can support up to 460Kbps. The transmit power at the same time is 0dBm, and its power consumption is very low. Among them, for 40mW of specified energy consumption, the required VTX voltage is only 2.8~3.5V.

In addition, ASDL-3212-021 module also has excellent performance in terms of resilience, thermal stability and operating reliability. It can provide robust, secure wireless data transfer with almost no interference, and can be used in both home and industrial applications.

In summary, the ASDL-3212-021 is an excellent IrDA transceiver module. It has a variety of applications, and its working principle is based on the principle of infrared light signals. It offers excellent performance in terms of resilience, thermal stability and operating reliability, and can provide robust, secure wireless data transfers with almost no interference.

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