DS_8014BN_057
73S8014BN Data Sheet
2.3 Smart Card Interface Requirements
Table 4 lists the 73S8014BN smart card interface requirements.
Table 4: DC Smart Card Interface Requirements
SYMBOL CONDITIONS MIN
CARD POWER SUPPLY (VCC) REGULATOR
PARAMETER
TYP
MAX
UNITS
(General conditions: 4.75V < VPC < 5.5V, 2.7V < VDD < 5.5V; -40°C < TA < +85°C, unless otherwise noted.)
(NDS conditions: 4.85V < VPC < 5.5V, unless otherwise noted.)
Inactive mode
-0.1
-0.1
4.65
+0.1
+0.4
5.25
Inactive mode, ICC = 1mA
Active mode; ICC < 65mA; 5V
Active mode; ICC < 65mA; 5V, NDS
condition
4.75
2.85
5.25
3.15
Active mode; ICC < 65mA; 3V
Active mode; single pulse of 100mA
for 2µs; 5V, fixed load = 25mA
(Note 1)
4.6
5.25
1.92
3.15
Active mode; ICC < 40mA; 1.8V
1.68
2.76
Active mode; single pulse of 100mA
for 2µs; 3V, fixed load = 25mA
(Note 1)
Card Supply Voltage
Including Ripple and
Noise
VCC
V
Active mode; current pulses of
40nAs with peak |ICC | < 200mA,
t < 400ns; 5V (Note 1)
4.6
5.25
5.25
Active mode; current pulses of
40nAs with peak |ICC | <200mA,
t < 400ns; 5V, NDS condition
(Note 1)
4.65
Active mode; current pulses of
40nAs with peak |ICC | <200mA,
t < 400ns; 3V (Note 1)
2.7
3.15
1.92
Active mode; current pulses of
20nAs with peak |ICC | <100mA,
t < 400ns; 1.8V (Note 1)
1.62
f
RIPPLE = 20kHz – 200MHz
VCC Ripple
VCCRIP
350
65
mV
mA
(Note 1)
Static load current, VCC > 4.6V or
2.7V as selected
Card Supply Output
Current
ICCMAX
Static load current, VCC>1.65
40
V
CC = 3V or 5V
70
50
145
110
0.30
0.60
mA
mA
ICC Fault Current
ICCF
VCC = 1.8V
VCC Slew Rate, Rise
VCC Slew Rate, Fall
VSR
VSF
0.06
0.075
0.150
0.150
CF = 1.0µF on VCC
CF = 1.0µF on VCC
V/µs
V/µs
NDS applications, CF should be
ceramic with low ESR (< 100mΩ)
(Note 1)
External Filter Cap (VCC
to GND)
CFNDS
0.5
1.0
1.5
µF
Rev. 2
9