COM81C17 Ver la hoja de datos (PDF) - SMSC -> Microchip

Número de pieza

componentes Descripción

Lista de partido

COM81C17

Twenty Pin UART (TPUART)

SMSC -> Microchip 

PIN CONFIGURATION

nCP2

Vcc

D0

D1

nCS

18 17 16 15 14

19

13

20

12

1

11

2

10

3

9

45 678

CLOCK

D7

D6

GND

D5

D0 1

D1 2

nCS 3

nRD 4

D2 5

D3 6

D4 7

nWR 8

D5 9

GND 10

20 Vcc

19 CP2

18 CP1

17 TX

16 RX

15 RS

14 nINT

13 CLOCK

12

D7

11

D6

Package: 20 Pin PLCC

Package 20 Pin DIP

DATA BUS

ADDRESS

BUS

nWRITE

nREAD

INTERRUPT

REQUEST

DECODE

D0-D7

nCP1

nCS

RS

nWR

nRD

nCP2

COM81C17

TWENTY

PIN

TX

UART

nINT

RX

5.F06IG88UMRHEZ1 – TYPICAL TPUART INTERFACE

OSCILLATOR

OR

TTL CLOCK

FIGURE 1 – TYPICAL TPUART INTERFACE

3

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