ST16C552CJ68 View Datasheet(PDF) - Exar Corporation

Part Name

Description

MFG CO.

ST16C552CJ68

DUAL UART WITH 16-BYTE FIFO AND PARALLEL PRINTER PORT

Exar Corporation 

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ST16C552/552A

TX

-IOW

D0-D7

-TXRDY

START

BIT

DATA BITS (5-8)

STOP

BIT

D0 D1 D2 D3 D4 D5 D6 D7

PARITY

BIT

NEXT

DATA

START

BIT

Active

BYTE #1

T27d

Active

Transmitter ready

T28d

Transmitter

not ready

X552-TX-2

Transmit ready timing in none FIFO mode

Rev. 3.40

35

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