73S1210F Data Sheet
DS_1210F_001
3.6 Smart Card Interface Requirements
Symbol
Card Power Supply (VCC) Regulator
General conditions, -40°C < T < 85°C, 4.75V < VPC < 6.0V, 2.7V < VDD < 3.6V
Parameter
Condition
Min
Typ.
Max
Unit
Inactive mode
-0.1
-0.1
4.65
2.85
1.68
0.1
0.4
V
V
V
V
V
Inactive mode, ICC = 1mA
Active mode; ICC <65mA; 5V
Active mode; ICC < 65mA; 3V
Active mode; ICC < 40mA; 1.8V
5.25
3.15
1.92
Active mode; single pulse of
100mA for 2µs; 5V, fixed load =
25mA
4.6
2.76
4.6
5.25
3.15
5.25
3.15
1.92
V
V
V
V
V
Card supply Voltage
including ripple and
noise
Active mode; single pulse of
100mA for 2µs; 3V, fixed load =
25mA
VCC
Active mode; current pulses of
40nAs with peak |ICC | <200mA, t
<400ns; 5V
Active mode; current pulses of
40nAs with peak |ICC | <200mA,t
<400ns; 3V
2.7
Active mode; current pulses of
20nAs with peak |ICC | <100mA,t
<400ns; 1.8V
1.62
VCCrip
ICCmax
VCC Ripple
fRIPPLE = 20kHz – 200MHz
350
40
mV
mA
Static load current, VCC>1.65
Card supply output
current
Static load current, VCC>4.6V or
2.7V as selected
65
mA
Class A, B (5V and 3V)
Class C (1.8V)
100
60
180
130
150
ICCF
Isc
ICC fault current
mA
Load current limit prior to Vcc
shut-down
80
mA.
Maximum current
prior to shut-down
Load current limit prior to Vcc
shut-down for Vcc = 1.8V
mA
60
130
VSR
VSF
Vcc slew rate, rise
Vcc slew rate, fall
0.12
0.15
4.6
.30
.30
0.50
1.20
Rise rate on activate C = 0.47µF
Fall rate on deactivate, C = 0.47µF
5V operation, Vcc rising
V/µs
V/µs
V
Vcc ready voltage
(VCCOK = 1)
Vrdy
3V operation, Vcc rising
2.75
1.65
V
1.8V operation, Vcc rising
V
108
Rev. 1.4