TDA8000 Просмотр технического описания (PDF) - Philips Electronics

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Компоненты Описание

производитель

TDA8000

Smart card interface

Philips Electronics 

Philips Semiconductors

Smart card interface

Product specification

TDA8000; TDA8000T

handbook, full pagewidth

100 nF

12 V 25 V (1)

VDD RST

INT1

ALARM ALARM VSUP CVNC VDD VH

OFF

PRES

I2C

COM

12 V

10

µF

25 V

10

µF

GND

START

SDA

PORT

SCL

1

PORT

80C51

MICRO-

CONTROLLER

WRITE

RSTIN

I/O1(µC)

I/O2(µC)

PSEL1

PSEL2

CLKDIV

CVNC

XTAL1

XTAL2

CLKOUT

TDA8000

PRES

VCC

RST

CLK

VPP

I/O1

GND

I/O2

DELAY GND CLKIN XTAL

47 nF

7.16 MHz

(1) If pin VH is not connected to 25 V, it should be connected to VDD.

C1

C2

C3

C4

C5

C6

C7

C8

CARD

SOCKET

MGG826

Fig.15 Application in a remote card reader; the microcontroller is clocked and powered by the TDA8000 interface

is achieved via the I2C-bus.

1996 Dec 12

19

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