TDA8029HLSLASHC2 datasheet(48/58 Pages) PHILIPS

48 / 58 page

2003 Oct 30

Philips Semiconductors

Product speciﬁcation

Low power single card reader

TDA8029

12 CHARACTERISTICS

VDD =VDCIN = 3.3 V; Tamb =25 °C; unless otherwise speciﬁed.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Supply

VDD

supply voltage

2.7

−

6.0

VDCIN

input voltage for the

DC/DC converter

VDD

−

6.0

IDD(sd)

supply current in

shut-down mode

VDD = 3.3 V

−−

µA

IDD(pd)

supply current in

Power-down mode

VDD = 3.3 V; card inactive;

microcontroller in Power-down

mode

−−

110

µA

IDD(sl)

supply current in Sleep

mode

VDD = 3.3 V; card active at

VCC = 5 V; clock stopped;

microcontroller in Power-down

mode; ICC =0 µA

−−

675

µA

IDD(om)

supply current in operating

mode

ICC = 65 mA; fXTAL = 20 MHz;

fCLK = 10 MHz; 5 V card;

VDD = 2.7 V

−−

250

ICC = 50 mA; fXTAL = 20 MHz;

fCLK = 10 MHz; 3 V card;

VDD = 2.7 V

−−

125

ICC = 50 mA; fXTAL = 20 MHz;

fCLK = 10 MHz; 3 V card;

VDD =5V

−−

Vth1

threshold voltage on VDD

(falling)

2.15

−

2.45

Vhys1

hysteresis on Vth1

−

170

Vth2

threshold voltage on pin

CDEL

−

1.25

−

VCDEL

voltage on pin CDEL

−−

VDD + 0.3

ICDEL

output current at pin CDEL charge: pin grounded

−−2

−µA

discharge: VCDEL =VDD

−

CCDEL

capacitance value

−−

tW(alarm)

alarm pulse width

CCDEL =22nF

−

Crystal oscillator: pins XTAL1 and XTAL2

fXTAL

crystal frequency

VDD =5V

−

MHz

VDD <3V

−

MHz

fext

external frequency applied

on XTAL1

−

MHz

VIH

HIGH level input voltage on

XTAL1

0.8VDD

−

VDD + 0.2

VIL

LOW level input voltage on

XTAL1

−0.3

−

0.2VDD

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