TDA8002CTSLASHC datasheet(5/28 Pages) PHILIPS

5 / 28 page

1999 Oct 12

Philips Semiconductors

Product speciﬁcation

IC card interface

TDA8002C

PINNING

SYMBOL

I/O

DESCRIPTION

TYPE

CT/A

TYPE

CT/B

TYPE

CT/C

TYPE

XTAL1

crystal connection or input for external clock

XTAL2

crystal connection

I/OUC

I/O

data I/O line to and from microcontroller

AUX1UC

4441

I/O

auxiliary line 1 to and from microcontroller for synchronous

applications

AUX2UC

−−

I/O

auxiliary line 2 to and from microcontroller for synchronous

applications

−

chip select control input for enabling pins I/OUC, AUX1UC,

AUX2UC, CLKSEL, CLKDIV1, CLKDIV2, STROBE, CV/TV,

CMDVCC, RSTIN, OFF and MODE; note 1

ALARM

6664

open drain PMOS reset output for microcontroller (active

HIGH)

CLKSEL

7775

control input signal for CLK (LOW = XTAL oscillator;

HIGH = STROBE input)

CLKDIV1

8886

control input with CLKDIV2 for choosing CLK frequency

CLKDIV2

9997

control input with CLKDIV1 for choosing CLK frequency

STROBE

external clock input for synchronous applications

CLKOUT

clock output (see Table 1)

DGND1

supply digital ground 1

AGND

supply analog ground

I/O

capacitance connection for voltage doubler

VDDA

supply analog supply voltage

I/O

capacitance connection for voltage doubler

VUP

I/O

output of voltage doubler

I/O

data I/O line to and from card

AUX2

−−

I/O

auxiliary I/O line to and from card

PRES

card input presence contact (active LOW)

PRES

−

−−

active HIGH card input presence contact

CV/TV

−−

card voltage selection input line (high = 5 V, low = 3 V); note 1

AUX1

I/O

auxiliary I/O line to and from card

CLK

clock to card output (C3I) (see Table 1)

RST

card reset output (C2I)

VCC

supply for card (C1I)

CMDVCC

start activation sequence input from microcontroller (active

LOW)

RSTIN

card reset input from microcontroller

OFF

open-drain NMOS interrupt output to microcontroller (active

LOW)

TDA8002CT/C Datasheet(PDF) 5 Page - NXP Semiconductors

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