DS8024_V3 Datasheet, PDF (3/15 Pages) Maxim Integrated Products – Smart Card Interface

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
RST PIN
Output Low Voltage
Card-Inactive Mode
Output Current
Output Low Voltage
SYMBOL
V_{OL_RST1}
I_{OL_RST1}
V_{OL_RST2}
CONDITIONS
I_{OL_RST} = 1mA
V_{O_LRST} = 0V
I_{OL_RST} = 200μA
Output High
Voltage
V_{OH_RST2} I_{OH_RST} = -200μA
Card-Active Mode
Rise Time
Fall Time
Shutdown Current
Threshold
t_{R_RST}
t_{F_RST}
I_RST(SD)
C_L = 30pF (Note 3)
C_L = 30pF (Note 3)
CLK PIN
Card-Inactive Mode
Current Limitation
RSTIN to RST Delay
Output Low Voltage
Output Current
Output Low Voltage
Output High
Voltage
I_RST(LIMIT)
t_D(RSTIN-RST)
V_{OL_CLK1}
I_{OL_CLK1}
V_{OL_CLK2}
V_{OH_CLK2}
I_OLCLK = 1mA
V_OLCLK = 0V
I_OLCLK = 200μA
I_OHCLK = -200μA
Card-Active Mode
V_CC PIN
Card-Inactive Mode
Rise Time
Fall Time
Current Limitation
Clock Frequency
Duty Factor
Slew Rate
Output Low Voltage
Output Current
Output Low Voltage
Card-Active Mode
Output Current
Shutdown Current
Threshold
Slew Rate
t_{R_CLK}
t_{F_CLK}
I_CLK(LIMIT)
f_CLK


SR
V_CC1
I_CC1
V_CC2
I_CC2
I_CC(SD)
V_CCSR
C_L = 30pF (Note 3)
C_L = 30pF (Note 3)
Operational (Note 3)
C_L = 30pF (Note 3)
C_L = 30pF (Note 3)
I_CC = 1mA
V_CC = 0V
I_CC(5V) < 80mA
I_CC(3V) < 65mA
5V card: current pulses of 40nC
with I < 200mA, t < 400ns,
f < 20MHz (Note 3)
3V card: current pulses of 24nC
with I < 200mA, t < 400ns,
f < 20MHz (Note 3)
V_CC(5V) = 0 to 5V
V_CC(3V) = 0 to 3V
Up/down, C < 300nF
MIN TYP MAX UNITS
0
0
0
V_CC -
0.5
0.3
V
-1
mA
0.3
V
V_CC
V
0.1
μs
0.1
μs
-20
mA
-20
+20 mA
2
μs
0
0
0
V_CC -
0.5
-70
0
45
0.2
0.3
V
-1
mA
0.3
V
V_CC
V
8
ns
8
ns
+70 mA
10 MHz
55
%
V/ns
0
0.3
V
0
-1
mA
4.75 5.00 5.25
2.78 3.00 3.22
4.6
5.4
V
2.75
3.25
-80
mA
-65
120
mA
0.05 0.16 0.22 V/μs
3