Rainbow Electronics AT83C26 - Manual (Page 67)

67
7511B–SCR–10/05
AT83C26
CI
CC
_ovf
Card Supply Current Overflow:
ICCADJA = 0 (reset value)
70 115 200 mA
Ripple on CVCC 60 200 mV
With low ESR capacitance
(0.1 Ohms max)
Spikes on CVCC 0.4 V
Vcardok up Vcardok high level threshold 3 V
Vcardok
down
Vcardok low level threshold 2.82 V
T
VHL
CVCC valid to 0.4V 100 400 μ s C
L
=10 μ F
T
VLH
CVCC 0 to valid 300 2000 μ s C
L
= 10 μ F
Table 51. Smart Card 1 Class B, 3V (CVCC1) (Continued)
Symbol Parameter Min Typ Max Unit Test Conditions
Table 52. Smart Card 1 Class C, 1.8V (CVCC1)
Symbol Parameter Min Typ Max Unit Test Conditions
CVCC Smart card voltage 1.656 1.944 V Load = 35mA
CI
CC
_ovf
Card Supply Current Overflow:
ICCADJA = 0 (reset value)
50 90 150 mA
Ripple on CVCC 20 200 mV
Spikes on CVCC 0.05 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 30 80 400 μ s C
L
=10 μ F
T
VLH
CVCC 0 to valid 220 2000 μ s C
L
= 10 μ F
Table 53. Smart Card 2 Class A, 5V (CVCC2)
Symbol Parameter Min Typ Max Unit Test Conditions
CVCC Smart card voltage 4.6 5 5.4 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 5 V
Vcardok down Vcardok low level threshold 4.65 V
T
VHL
CVCC valid to 0.4V 150 500 μ s C
L
=2.2 μ F