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TDA8024 Datasheet, PDF (18/29 Pages) NXP Semiconductors – IC card interface | |||
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Philips Semiconductors
IC card interface
Product speciï¬cation
TDA8024
SYMBOL
PARAMETER
DC/DC converter
fCLK
Vth(vd-vf)
clock frequency
threshold voltage for
voltage doubler to change
to voltage follower
VUP(av)
output voltage on pin VUP
(average value)
Card supply voltage (pin VCC); note 3
CVCC
VCC
external capacitance on
pin VCC
card supply voltage
(including ripple voltage)
VCC(ripple)(p-p) ripple voltage on VCC
(peak to peak value)
ICC
card supply current
SR
slew rate
CONDITIONS
card active
5 V card
3 V card
VCC = 5 V
VCC = 3 V; VDDP = 3.3 V
note 4
5 V card
card inactive; ICC = 0 mA
card inactive; ICC = 1 mA
card active; ICC < 80 mA
card active; single current
pulse, Ip = â100 mA,
tp = 2 ms
card active; current pulses,
Ip = 40 nAs
card active; current pulses,
Ip = 40 nAs with
ICC < 200 mA, tp < 400 ns
3 V card
card inactive; ICC = 0 mA
card inactive; ICC = 1 mA
card active; ICC < 65 mA
card active; single current
pulse Ip = â100 mA;
tp = 2 ms
card active; current pulses,
Ip = 40 nAs
card active; current pulses,
Ip = 40 nAs with
ICC < 200 mA, tp < 400 ns
fripple = 20 kHz to 200 MHz
VCC = 0 to 5 V
VCC = 0 to 3 V
VCC short-circuit to GND
slew up or down
MIN.
2.2
5.2
3.8
5.2
3.5
80
â0.1
â0.1
4.75
4.65
4.65
4.65
â0.1
â0.1
2.85
2.76
2.76
2.76
â
â
â
100
0.08
TYP
MAX. UNIT
â
3.2
5.8
6.2
4.1
4.4
5.7
6.2
3.9
4.3
MHz
V
V
V
V
â
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
â
350
â
80
â
65
120
150
0.15
0.22
mV
mA
mA
mA
V/µs
2004 July 12
18
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