Ic card interface tda8002c – Philips TDA8002C User Manual

Page 20

Advertising
background image

1999 Oct 12

20

Philips Semiconductors

Product specification

IC card interface

TDA8002C

L

OGIC INPUTS

(CV/TV

AND

CS) (I

NTEGRATED

10

K

Ω

PULL

-

UP RESISTOR CONNECTED TO

V

DD

); note 5

V

IL

LOW-level input voltage

0

−

0.3V

DD

V

V

IH

HIGH-level input voltage

0.7V

DD

−

V

DD

V

Logic inputs PRES and PRES; note 5

V

IL

LOW-level input voltage

0

−

0.3V

DD

V

V

IH

HIGH-level input voltage

0.7V

DD

−

V

DD

V

I

IL(PRES)

LOW-level input current on
pin PRES

V

OL

= 0 V

−

−

−

10

µ

A

I

IH(PRES)

HIGH-level input current on
pin PRES

−

−

10

µ

A

Protections

T

sd

shut-down local
temperature

−

135

−

°

C

I

CC(sd)

shut-down current at V

CC

−

−

90

mA

Timing

t

act

activation sequence
duration

guaranteed by design;
see Fig.12

−

180

220

µ

s

t

de

deactivation sequence
duration

guaranteed by design;
see Fig.14

50

70

100

µ

s

t

3

start of the window for
sending CLK to the card

see Figs 10 and 11

−

−

130

µ

s

t

5

end of the window for
sending CLK to the card

see Fig.11

150

−

−

µ

s

t

IS

time from input to select

100

−

−

ns

t

SI

time from select to input

1000

−

−

ns

t

ID

time from input to deselect

1000

−

−

ns

t

DI

time from deselect to input

100

−

−

ns

t

SL

time from select to low
impedance

−

−

40

ns

t

DZ

time from deselect to high
impedance

pull-up resistor at pin
OFF = 10 k

Ω

; 1 device

−

−

6

ns

2 devices in parallel

−

−

3

ns

t

r(max)

maximum rise time on pin
CS

−

−

100

ns

t

f(max)

maximum fall time on pin
CS

−

−

100

ns

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Advertising