TDA8031 查看數據表（PDF） - Philips Electronics

零件编号

产品描述 (功能)

比赛名单

TDA8031

USB smart card reader(OTP or ROM)

Philips Electronics 

Philips Semiconductors

USB smart card reader (OTP or ROM)

6 BLOCK DIAGRAM

Product specification

TDA8030; TDA8031

handbook, full pagewidth

VDD

6.8 µH

RESET

EA / VPP

PSEN

ALE / PROG

P10 to P17

P30 to P37

7

54

52

53

63, 64,

1 to 6

32 to 39

8xC51

MICROCONTROLLER

16 kbytes EPROM

256 bytes RAM

TIMER 0, 1, 2

ENHANCED UART

CDELAY

31

SUPPLY

SUPERVISOR

TIME-OUT

COUNTER

LX

24

STEP-UP

CONVERTER

ISO7816

UART

CLOCK

CIRCUITRY

ANALOG

DRIVERS

AND

SEQUENCER

P20 to P27

P32 / INT0

44 to 51

P33 / INT1

P00 to P07

62 to 55

12

CPROG

VDDD

DGND

42

CDEC

1 µF 43

VDDU

27

UGND

VDD

28

26

10 µF

3.3 V

LDO

POWER

SWITCH

CONTROL

D+

29

D−

DELATT

30

10

USB

ATX

TDA8030

ALE

P36 / WR

P37/ RD

512 bytes

AUXRAM

PLL

USB

INTERFACE

INTERFACE

CONTROL

XTAL

OSCILLATOR

INTERNAL

OSCILLATOR

23 VUP

25 STGND

1 µF

20

21

VCC

RST

18

CGND

19

CLK

13

I/O

17

C4

15

C8

16

PRES

22

TEST

41

XTAL1

40

XTAL2

8

9

11 14

RFU RFU RFU RFU

MGU881

2003 Jul 04

Fig.1 Block diagram (TDA8030).

5

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