TDA8024 Datasheet, PDF (18/29 Pages) NXP Semiconductors – IC card interface

Philips Semiconductors
IC card interface
Product specification
TDA8024
SYMBOL
PARAMETER
DC/DC converter
f_CLK
V_th(vd-vf)
clock frequency
threshold voltage for
voltage doubler to change
to voltage follower
V_UP(av)
output voltage on pin V_UP
(average value)
Card supply voltage (pin V_CC); note 3
C_VCC
V_CC
external capacitance on
pin V_CC
card supply voltage
(including ripple voltage)
V_{CC(ripple)(p-p)} ripple voltage on V_CC
(peak to peak value)
I_CC
card supply current
SR
slew rate
CONDITIONS
card active
5 V card
3 V card
V_CC = 5 V
V_CC = 3 V; V_DDP = 3.3 V
note 4
5 V card
card inactive; I_CC = 0 mA
card inactive; I_CC = 1 mA
card active; I_CC < 80 mA
card active; single current
pulse, I_p = −100 mA,
t_p = 2 ms
card active; current pulses,
I_p = 40 nAs
card active; current pulses,
I_p = 40 nAs with
I_CC < 200 mA, t_p < 400 ns
3 V card
card inactive; I_CC = 0 mA
card inactive; I_CC = 1 mA
card active; I_CC < 65 mA
card active; single current
pulse I_p = −100 mA;
t_p = 2 ms
card active; current pulses,
I_p = 40 nAs
card active; current pulses,
I_p = 40 nAs with
I_CC < 200 mA, t_p < 400 ns
f_ripple = 20 kHz to 200 MHz
V_CC = 0 to 5 V
V_CC = 0 to 3 V
V_CC short-circuit to GND
slew up or down
MIN.
2.2
5.2
3.8
5.2
3.5
80
−0.1
−0.1
4.75
4.65
4.65
4.65
−0.1
−0.1
2.85
2.76
2.76
2.76
−
−
−
100
0.08
TYP
MAX. UNIT
−
3.2
5.8
6.2
4.1
4.4
5.7
6.2
3.9
4.3
MHz
V
V
V
V
−
400
nF
0
+0.1
V
0
+0.3
V
5.0
5.25
V
5.0
5.25
V
5.0
5.25
V
5.0
5.25
V
0
+0.1
V
0
+0.3
V
3.0
3.15
V
3.0
3.20
V
3.0
3.20
V
3.0
3.20
V
−
350
−
80
−
65
120
150
0.15
0.22
mV
mA
mA
mA
V/µs
2004 July 12
18