Recommended dc operating conditions (continued) – Rainbow Electronics DS8314 User Manual
Page 4
DS8313/DS8314
Smart Card Interface
4
_______________________________________________________________________________________
RECOMMENDED DC OPERATING CONDITIONS (continued)
(V
DD
= +3.3V, V
DDA
= +5.0V, T
A
= +25°C, unless otherwise noted. All specifications apply to both the DS8313 and DS8314, unless
otherwise noted in the CONDITIONS column.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
DS8313: I
CC(5V)
< 80mA,
V
DDA
= 4.75V (Note 1)
4.65 5 5.25
DS8313: I
CC(5V)
< 65mA
4.75
5
5.25
DS8313: I
CC(3V)
< 65mA
2.78
3
3.24
DS8313: I
CC(1.8V)
< 30mA
1.64
1.8
1.98
DS8314: 65mA < I
CC(5V)
< 80mA
4.55
5
5.25
DS8314: I
CC(5V)
< 65mA
4.75
5
5.25
DS8314: I
CC(3V)
< 65mA
2.78
3
3.24
DS8314: I
CC(1.8V)
< 30mA
1.64
1.8
1.98
5V card; current pulses of 40nC
with I < 200mA, t < 400ns,
f < 20MHz
4.6 5.4
3V card; current pulses of 24nC
with I < 200mA, t < 400ns,
f < 20MHz
2.75 3.25
Output Low Voltage
V
CC2
1.8V card; current pulses of 12nC
with I < 200mA, t < 400ns,
f < 20MHz
1.62 1.98
V
V
CC(5V)
= 0 to 5V
-80
V
CC(3V)
= 0 to 3V
-65
Output Current
I
CC2
V
CC(1.8V)
= 0 to 1.8V
-30
mA
Shutdown Current
Threshold
I
CC(SD)
(Note
1)
120 mA
Card-Active Mode
Slew Rate
V
CCSR
Up/down; C < 300nF (Note 5)
0.05
0.16
0.22
V/μs
DATA LINES (I/O AND I/OIN)
I/O
I/OIN Falling Edge Delay
t
D(IO-IOIN)
(Note
1)
200
ns
Pullup Pulse Active Time
t
PU
(Note
1)
100
ns
Maximum Frequency
f
IOMAX
1 MHz
Input Capacitance
C
I
10
pF
I/O PIN
Output Low Voltage
V
OL_IO1
I
OL_IO
= 1mA
0
0.3
V
Output Current
I
OL_IO1
V
OL_IO
= 0
0
-1
mA
Card-Inactive Mode
Internal Pullup
Resistor
R
PU_IO
To
V
CC
9
11
19
k
Output Low Voltage
V
OL_IO2
I
OL_IO
= 1mA
0
0.3
V
I
OH_IO
= < -20μA
0.8 x V
CC
V
CC
Output High
Voltage
V
OH_IO2
I
OH_IO
= < -40μA (3V/5V)
0.75 x V
CC
V
CC
V
Output Rise/Fall
Time
t
OT
C
L
= 30pF (Note 1)
0.1
μs
Input Low Voltage
V
IL_IO
-0.3 +0.8
Card-Active Mode
Input High Voltage
V
IH_IO
1.5 V
CC
V