DS8023 Datasheet, PDF (4/17 Pages) Maxim Integrated Products – Smart Card Interface

DS8023
Smart Card Interface
RECOMMENDED DC OPERATING CONDITIONS (continued)
(V_DD = +3.3V, V_DDA = +5.0V, T_A = +25°C, unless otherwise noted.) (Note 1)
PARAMETER
Output Current
Card-Active Mode
Shutdown Current
Threshold
Slew Rate
DATA LINES (I/O AND I/OIN)
I/O  I/OIN Falling Edge Delay
Pullup Pulse Active Time
Maximum Frequency
Input Capacitance
I/O, AUX1, AUX2 PINS
Card-Inactive Mode
Output Low Voltage
Output Current
Internal Pullup
Resistor
Output Low Voltage
Output High
Voltage
Card-Active Mode
Output Rise/Fall
Time
Input Low Voltage
Input High Voltage
Input Low Current
Input High Current
Input Rise/Fall Time
Current Limitation
Current When
Pullup Active
I/OIN, AUX1IN, AUX2IN PINS
Output Low Voltage
SYMBOL
I_CC2
I_CC(SD)
V_CCSR
t_D(IO-IOIN)
t_PU
f_IOMAX
C_I
V_{OL_IO1}
I_{OL_IO1}
R_{PU_IO}
V_{OL_IO2}
V_{OH_IO2}
t_OT
V_{IL_IO}
V_{IH_IO}
I_{IL_IO}
I_{IH_IO}
t_IT
I_IO(LIMIT)
I_PU
V_OL
CONDITIONS
V_CC(5V) = 0 to 5V
V_CC(3V) = 0 to 3V
V_CC(1.8V) = 0 to 1.8V
Up/down, C < 300nF (Note 5)
I_{OL_IO} = 1mA
V_{OL_IO} = 0V
To V_CC
I_{OL_IO} = 1mA
I_{OH_IO} = < -40μA (3V/5V)
C_L = 30pF (Note 3)
V_{IL_IO} = 0V
V_{IH_IO} = V_CC
C_L = 30pF
C_L = 80pF, V_OH = 0.9 x V_DD
I_OL = 1mA
Output High Voltage
No load
V_OH
I_OH < -40μA
Output Rise/Fall Time
t_OT
C_L = 30pF, 10% to 90%
Input Low Voltage
V_IL
Input High Voltage
V_IH
4
MIN TYP MAX UNITS
-80
-65
mA
-30
120
mA
0.05 0.16 0.22 V/μs
200
ns
100
ns
1
MHz
10
pF
0
0.3
V
0
-1
mA
7
11
15
k

0
0.3
V
0.75 x V_CC
V_CC
V
0.1
μs
-0.3
+0.8
V
1.5
V_CC
700
μA
20
μA
1.2
μs
-15
+15 mA
-1
mA
0
0.9 x
V_DD
0.75 x
V_DD
-0.3
0.7 x
V_DD
0.3
V
V_DD +
0.1
V
V_DD +
0.1
0.1
μs
0.3 x
V_DD
V
V_DD +
0.3
V
Maxim Integrated