TDA8023_1

© NXP B.V. 2007. All rights reserved.

Product data sheet

Rev. 01 — 16 July 2007

3 of 32

NXP Semiconductors

TDA8023

Low power IC card interface

[1]

[2]

Two ceramic multilayer capacitors of minimum 100 nF with low Equivalent Series Resistance (ESR) should be used in order to meet

these specifications.

[3]

Output voltage towards the card, including ripple.

5.

Ordering information

6.

Block diagram

General

deactivation time

total sequence

60

80

100

µs

total power dissipation

-

-

500

mW

ambient temperature

−40

-

+85

°C

Table 1.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Table 2.

Ordering information

Type number

Package

Name

Description

Version

TDA8023TT

TSSOP28

plastic thin shrink small outline package; 28 leads; body width 4.4 mm

SOT361-1

Fig 1.

Block diagram with capacitive DC-to-DC converter

001aag336

100 nF

100 nF

CCDEL

R1

R2

1

µF

100 nF

100 nF

100 nF

SUPPLY

SUPERVISOR

DC-TO-DC CONVERTER

INTERFACE

16

CLK

18

RST

VUP

GNDP

26

17

1

24

19

PRES

3

SDWN

9

CLKIN

6

SCL

7

SAD0

8

SPRES

2

INT

4

10

GND

20

PORADJ

optional

external

resistor

bridge

21

CDEL

15

GNDC

12

C8

13

C4

14

I/O

11

I/OUC

5

SDA

SEQUENCER

CLOCK

COUNTER

CARD

DRIVERS

TDA8023

22

27

SBP

25

SBM

23

SAM

28

SAP