TDA8004T View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

TDA8004T

IC card interface

Philips Electronics 

Philips Semiconductors

IC card interface

Product specification

TDA8004T

BLOCK DIAGRAM

handbook, full pagewidth

VDD

100 nF

21

SUPPLY

INTERNAL

REFERENCE

VOLTAGE SENSE

VDDP

100 nF

6

100 nF

S1

S2

7

5

STEP-UP CONVERTER

Vref

INTERNAL OSCILLATOR

2.5 MHz

ALARM

EN1 CLKUP

23

OFF

20

RSTIN

19

CMDVCC

3

RFU1

1

CLKDIV1

2

CLKDIV2

CLOCK

HORSEQ

CIRCUITRY

EN2

PVCC

VCC

GENERATOR

EN5

SEQUENCER

EN4

RST

BUFFER

CLOCK

BUFFER

CLK

XTAL1

XTAL2

24

25 OSCILLATOR

EN3

THERMAL

PROTECTION

27

AUX1UC

28

AUX2UC

TDA8004T

I/O

TRANSCEIVER

I/O

TRANSCEIVER

26

I/OUC

22

18

GND

n.c.

I/O

TRANSCEIVER

All capacitors are mandatory.

Fig.1 Block diagram.

1999 Dec 30

4

4 PGND

8 VUP

100 nF

17 VCC

100 100

14 CGND nF nF

16

RST

15

CLK

10

PRES

9

PRES

13

AUX1

12

AUX2

11

I/O

MGM175

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