Rainbow Electronics AT83C26 - Manual (Page 69)

69
7511B–SCR–10/05
AT83C26
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 50 500
μ
s C
L
=470nF
T
VLH
CVCC 0 to valid 200 2000
μ
s C
L
= 470nF
Table 56. Smart Card 3, 4, 5 Class A, 5V (CVCC3, CVCC4, CVCC5) (Continued)
Symbol Parameter Min Typ Max Unit Test Conditions
Table 57. Smart Card 3, 4, 5 Class B, 3V (CVCC3, CVCC4, CVCC5)
Symbol Parameter Min Typ Max Unit Test Conditions
CVCC Smart card voltage 2.76 3 3.24 V Load = 30mA
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 40 500
μ
s C
L
=470nF
T
VLH
CVCC 0 to valid 100 2000
μ
s C
L
= 470nF
Table 58. Smart Card 3, 4, 5 Class C, 1.8V (CVCC3, CVCC4, CVCC5)
Symbol Parameter Min Typ Max Unit Test Conditions
CVCC Smart card voltage 1.656 1.8 1.944 V Load = 15mA
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 30 500
μ
s C
L
=470nF
T
VLH
CVCC 0 to valid 100 2000
μ
s C
L
= 470nF