Datasheet

DS_8010R_022 73S8010R Data Sheet
Rev. 1.6 9
2.3 Smart Card Interface Requirements
Table 4 lists the 73S8010R Smart Card interface requirements.
Table 4: DC Smart Card Interface Requirements
Symbol Parameter Condition Min Nom Max Unit
Card Power Supply (V
CC
) Regulator
General Conditions: -40 °C < T < 85 °C, 4.75 V < V
PC
< 5.5 V, 2.7 V < V
DD
< 5.5 V
V
CC
Card supply voltage
including ripple and
noise
Inactive mode -0.1 – 0.1 V
Inactive mode I
CC
= 1 mA -0.1 – 0.4 V
Active mode; I
CC
< 65 mA; 5 V 4.60 – 5.25 V
Active mode; I
CC
< 90 mA; 5 V 4.55 – V
Active mode; I
CC
< 90 mA; 3 V 2.80 – 3.2 V
Active mode; single pulse of
100 mA for 2 µs; 5 V, fixed
load = 25 mA
4.6 – 5.25 V
Active mode; single pulse of
100 mA for 2 µs; 3 V, fixed
load = 25 mA
2.76 – 3.2 V
Active mode; current pulses
of 40 nAs with peak |I
CC
|
< 200 mA, t < 400 ns; 5 V
4.6 – 5.25 V
Active mode; current pulses
of 40 nAs with peak |I
CC
|
< 200 mA, t <400 ns; 3 V
2.76 – 3.2 V
I
CCmax
Maximum supply current
to the card
Static load current, V
CC
>4.6 or
2.7 volts as selected
90 – – mA
I
CCF
I
CC
fault current 100 – 150 mA
V
SR
Vcc slew rate, rise rate
on activate
C
F
= 3.3 µF on V
CC
0.02 0.05 0.08 V/μs
V
SF
Vcc slew rate, fall rate on
de-activate
C
F
= 3.3 µF on V
CC
0.025 0.06 0.08 V/μs
C
F
External filter capacitor
(V
CC
to GND)
1 3.3 5
µF