Rainbow Electronics T89C5121 User Manual
Page 101
101
A/T8xC5121
4164G–SCR–07/06
Table 75. Smart Card 5V Interface DC Parameters
Note:
1. Capacitor = 10 µF, X7R type. Maximum ESR value is 250 mohm, Inductor = 4.7 µH.
Table 76. Smart Card 3V Interface DC Parameters
Note:
1. Capacitor = 10 µF, X7R type. Maximum ESR value is 250 mohm, Inductor = 4.7 µH.
Table 77. Smart Card 1.8V Interface DC Parameters
Note:
1. Capacitor = 10 µF, X7R type. Maximum ESR value is 250 mohm, Inductor = 4.7 µH.
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
CI
CC
Card Supply
Current
60
121
105
102
mA
V
CC
= 5.4V
V
CC
= 4V
V
CC
= 2.85V
CV
CC
Card Supply
Voltage
4.6
5.4
V
CIcc = 60 mA
CV
CC
Ripple on CVcc
200
mV
0<CIcc<60 mA
CV
CC
Spikes on CVcc
4.6
5.4
V
Maxi. charge 20 nA.s
Max. duration 400 ns
Max. variation CIcc 100 mA
(1)
T
VHLl
CVcc to 0
750
μ
s
CIcc = 0
CVcc = 5V to 0.4V (1)
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
CI
CC
Card Supply
Current
60
110
89
110
mA
V
CC
= 5.4V
V
CC
= 4V
V
CC
= 2.85V
CV
CC
Card Supply
Voltage
2.76
3.24
V
CIcc = 60 mA
CV
CC
Ripple on CVcc
200
mV
0<CIcc<60 mA
CV
CC
Spikes on CVcc
2.76
3.24
V
Max. charge 10 ns
Max. duration 400 ns
Max. variation CIcc 50 mA
T
VHLl
CVcc to 0
750
μ
s
CIcc = 0
CVcc = 5V to 0.4V (1)
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
CI
CC
Card Supply
Current
20
109
100
82
mA
V
CC
= 5.4V
V
CC
= 4V
V
CC
= 2.85V
CV
CC
Card Supply
Voltage
1.68
1.92
V
CIcc = 20 mA
CV
CC
Spikes on CVcc
1.68
1.92
V
T
VHLl
CVcc to 0
750
μ
s
CIcc = 0
CVcc = 5V to 0.4V (1)