ST16C450IQ48 查看數據表（PDF） - Exar Corporation

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产品描述 (功能)

比赛名单

ST16C450IQ48

UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER (UART)

Exar Corporation 

D0-D7

-IOR,IOR

-IOW,IOW

RESET

A0-A2

-AS

CS0,CS1

-CS2

-DDIS

CSOUT

INT

ST16C450

Figure 2, BLOCK DIAGRAM

Transmit

Shift

TX

Register

Receive

Shift

RX

Register

Clock

&

Baud Rate

Generator

Modem

Control

Logic

-DTR,-RTS

-OP1,-OP2

-CTS

-RI

-CD

-DSR

Rev. 4.20

3

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