MCP2122 Просмотр технического описания (PDF) - Microchip Technology

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MCP2122

Infrared Encoder/Decoder

Microchip Technology 

MCP2122

TABLE 1-2: PIN DESCRIPTION

Pin Name

Pin Number

PDIP SOIC

Pin

Type

Buffer

Type

Description

16XCLK

TX

RX

VSS

RESET

RXIR

TXIR

VDD

Legend:

1

1

I

ST 16x external clock source input

2

2

I

ST Asynchronous receive from Host Controller UART

3

3

O

— Asynchronous transmit to Host Controller UART

4

4

—

P Ground reference for logic and I/O pins

5

5

I

ST Resets the Device

H = Normal Operation

L = Device in Reset

6

6

I

ST Asynchronous receive from infrared transceiver

7

7

O

— Asynchronous transmit to infrared transceiver

8

8

—

P Positive supply for logic and I/O pins

ST = Schmitt Trigger input with CMOS levels

I = Input

P = Power

O = Output

DS21894C-page 4

Preliminary

© 2007 Microchip Technology Inc.

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