DS8023 Maxim, DS8023 Datasheet - Page 3

• Manufacturer Part Number: DS8023
• Description: The DS8023 smart card interface IC is a low-cost, low-power, analog front-end for a smart card reader designed for all ISO 7816, EMV*, and GSM11-11 applications
• Manufacturer: Maxim

RECOMMENDED DC OPERATING CONDITIONS (continued)
(V
SHUTDOWN TEMPERATURE
Shutdown Temperature
RST PIN
Card-Inactive Mode
Card-Active Mode
CLK PIN
Card-Inactive Mode
Card-Active Mode
V
Card-Inactive Mode
Card-Active Mode
DD
CC
= +3.3V, V
PIN
PARAMETER
DDA
_______________________________________________________________________________________
= +5.0V, T
Output Low Voltage
Output Current
Output Low Voltage
Output High
Voltage
Rise Time
Fall Time
Shutdown Current
Threshold
Current Limitation
RSTIN to RST Delay
Output Low Voltage
Output Current
Output Low Voltage
Output High
Voltage
Rise Time
Fall Time
Current Limitation
Clock Frequency
Duty Factor
Slew Rate
Output Low Voltage
Output Current
Output Low Voltage
A
= +25°C, unless otherwise noted.) (Note 1)
t
D(RSTIN-RST)
I
I
SYMBOL
V
V
V
V
V
V
RST(LIMIT)
CLK(LIMIT)
I
I
I
OL_RST1
OL_CLK1
OH_RST2
RST(SD)
OH_CLK2
OL_RST1
OL_RST2
t
OL_CLK1
OL_CLK2
t
t
t
R_RST
R_CLK
F_RST
F_CLK
V
V
f
I
T
CLK
SR
CC1
CC1
CC2
SD
I
V
I
I
C
C
I
V
I
I
C
C
Operational
C
C
I
V
I
I
I
5V card: current pulses of 40nC
with I < 200mA, t < 400ns,
f < 20MHz
3V card: current pulses of 24nC
with I < 200mA, t < 400ns,
f < 20MHz
1.8V card: current pulses of 12nC
with I < 200mA, t < 400ns,
f < 20MHz
OL_RST
OL_RST
OH_RST
OLCLK
OLCLK
OHCLK
CC
CC(5V)
CC(3V)
CC(1.8V)
CC
O_LRST
OLCLK
L
L
L
L
L
L
= 30pF
= 30pF
= 30pF (Note 4)
= 30pF (Note 4)
= 30pF
= 30pF
= 1mA
= 0V
= 1mA
= 200μA
< 80mA
< 65mA
= -200μA
= 0V
= 1mA
= 200μA
= -200μA
< 30mA
= 0V
CONDITIONS
Smart Card Interface
V
V
4.75
2.78
1.65
2.75
1.62
MIN
0.5
-20
0.5
-70
0.2
4.6
CC
CC
45
0
0
0
0
0
0
0
0
0
-
-
+150
TYP
5.00
3.00
-20
1.8
MAX
5.25
3.22
1.95
3.25
1.98
+20
+70
V
V
0.3
0.3
0.1
0.1
0.3
0.3
0.3
5.4
10
55
-1
-1
-1
CC
2
CC
8
8
UNITS
MHz
V/ns
mA
mA
mA
mA
mA
mA
°C
μs
μs
μs
ns
ns
%
V
V
V
V
V
V
V
V
3