MCP2122屬于集成電路（IC）的編碼器解碼器轉(zhuǎn)換器。由微芯科技股份有限公司制造生產(chǎn)的MCP2122編碼器，解碼器，轉(zhuǎn)換器該系列產(chǎn)品可用于將信息封裝或編碼為適合于傳輸或存儲的格式，和/或在通信路徑的另一端執(zhí)行逆運算，通常是通過使用某些形式的調(diào)制過程。示例包括從數(shù)字數(shù)據(jù)生成模擬視頻信號的器件（反之亦然）；基于傳輸目的對按鈕的狀態(tài)進行編碼的器件（實現(xiàn)遠程控制功能）；以及便于將標準 UART 連接到標準紅外收發(fā)器的器件。

DEVICE OVERVIEW

The MCP2122 is a stand-alone IrDA standard encoder/decoder device that is pinout-compatible with the Agilent? HSDL-7000 encoder/decoder.

Features

? Pinout compatible with HSDL-7000

? Compliant with IrDA? Standard Physical Layer Specification (version 1.3)

? UART to IrDA Standard Encoder/Decoder

- Interfaces with IrDA Standard Compliant Transceiver

? Baud Rates:

- Up to IrDA Standard 115.2 Kbaud Operation

? Transmit/Receive Formats (Bit Width) Supported:

- 1.63 μs

? Low-power Mode (2 μA at 1.8V, +125°C)

? Pb-free packaging

CMOS Technology

? Low-voltage operation

? Extended temperature range

? Low power consumption

Applications

Some applications where an IR interface (MCP2122) could be used include:

? Data-Logging/Data Exchange

? System Setup

? System Diagnostic Read Out

? Manufacturing Configuration

? Host Controller Firmware Updates

? System Control