TDA8020HL 查看數據表（PDF） - Philips Electronics

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TDA8020HL

Dual smart card interface

Philips Electronics 

Philips Semiconductors

Dual smart card interface

Product specification

TDA8020HL

THERMAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

Rth(j-a)

thermal resistance from junction to ambient in free air

VALUE

80

UNIT

K/W

CHARACTERISTICS

VDD = 3.3 V; VDDI = 1.5 V; fCLKIN1 = fCLKIN2 = 10 MHz; GND = 0 V; Tamb = 25 °C; unless otherwise specified.

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX.

Temperature

Tamb

ambient temperature

−25

Supply

VDD

supply voltage on pins VDD

2.5

and VDDA

IDD

supply current (IDD and IDDA) inactive mode

−

Power-down mode; 2 cards

−

activated; VCC1 = VCC2 = 5 V;

ICC1 = ICC2 = 100 µA; CLK1 and

CLK2 stopped

active mode; VCC1 = VCC2 = 5 V; −

ICC1 + ICC2 = 80 mA;

CLK1 = CLK2 = 5 MHz

active mode; VCC1 = VCC2 = 3 V; −

ICC1 = ICC2 = 10 mA;

CLK1 = CLK2 = 5 MHz

VDDI

supply voltage for interface

1.5

signals

IDDI

supply current for interface

−

signals

Vth1

threshold voltage on VDD

falling

2.1

Vhys1

hysteresis on Vth1

50

Vth2

threshold voltage on

−

pin CDEL

VCDEL

voltage on pin CDEL

−

ICDEL

output current at pin CDEL pin grounded (charge)

−

VCDEL = VDD (discharge)

−

tW

width of the internal ALARM CDEL = 22 nF

−

pulse

−

+85

−

6.5

−

150

−

2.5

−

400

−

80

−

VDD

−

120

−

2.4

−

100

1.38 −

−

VDD + 0.3

−2

−

5

−

10

−

DC/DC converter

fint

internal oscillator frequency

VUP

voltage on pin VUP

at least one 5 V card

both cards 3 V

Vdt

detection voltage for doubler,

tripler and follower selection

2

2.5 3

−

5.5 −

−

4

−

−

3.4 −

UNIT

°C

V

µA

mA

mA

mA

V

µA

V

mV

V

V

µA

mA

ms

MHz

V

V

V

2001 Aug 15

13

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