At83c26 – Rainbow Electronics AT83C26 User Manual
Page 68
68
7511B–SCR–10/05
AT83C26
T
VLH
CVCC 0 to valid
200
2000
μ
s
C
L
= 2.2
μ
F
Table 53. Smart Card 2 Class A, 5V (CVCC2) (Continued)
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
Table 54. Smart Card 2 Class B, 3V (CVCC2)
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
CVCC
Smart card voltage
2.76
3
3.24
V
Load = 60mA
CI
CC
_ovf
Card Supply Current Overflow:
ICCADJB = 0 (reset value)
70
120
200
mA
Ripple on CVCC
30
200
mV
Spikes on CVCC
V
Vcardok up Vcardok high level threshold
3
V
Vcardok
down
Vcardok low level threshold
2.8
V
T
VHL
CVCC valid to 0.4V
100
500
μ
s
C
L
=2.2
μ
F
T
VLH
CVCC 0 to valid
100
1000
μ
s
C
L
= 2.2
μ
F
Table 55. Smart Card 2 Class C, 1.8V (CVCC2)
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
CVCC
Smart card voltage
1.656
1.8
1.944
V
Load = 35mA
CI
CC
_ovf
Card Supply Current Overflow:
ICCADJB = 0 (reset value)
70
120
200
mA
Ripple on CVCC
30
200
mV
Spikes on CVCC
V
Vcardok up
Vcardok high level threshold
1.8
V
Vcardok
down
Vcardok low level threshold
1.69
V
T
VHL
CVCC valid to 0.4V
70
500
μ
s
C
L
=2.2
μ
F
T
VLH
CVCC 0 to valid
80
1000
μ
s
C
L
= 2.2
μ
F
Table 56. Smart Card 3, 4, 5 Class A, 5V (CVCC3, CVCC4, CVCC5)
Symbol
Parameter
Min
Typ
Max
Unit
Test Conditions
CVCC
Smart card voltage
4.6
5
5.4
V
Load = 30mA
CI
CC
_ovf
Card Supply Current Overflow:
ICCADJB = 0 (reset value)
70
120
200
mA