DS8023 Maxim, DS8023 Datasheet - Page 5

• 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
Note 1: Operation guaranteed at T
Note 2: I
Note 3: Stop mode is enabled by setting CMDVCC, 5V/3V, and 1_8V to logic-high.
Note 4: Parameters are guaranteed to meet all ISO 7816, GSM11-11, and EMV 2000 requirements. For the 1.8V card, the maximum
Note 5: Parameter is guaranteed to meet all ISO 7816, GSM11-11, and EMV 2000 requirements. For the 1.8V card, the minimimum
Input Low Current
Input High Current
Input Rise/Fall Time
Integrated Pullup Resistor
Current When Pullup Active
CONTROL PINS (CLKDIV1, CLKDIV2, CMDVCC, RSTIN, 5V/3V)
Input Low Voltage
Input High Voltage
Input Low Current
Input High Current
INTERRUPT OUTPUT PIN (OFF)
Output Low Voltage
Output High Voltage
Integrated Pullup Resistor
PRES, PRES PINS
Input Low Voltage
Input High Voltage
Input Low Current
Input High Current
TIMING
Activation Time
Deactivation Time
CLK to Card Start
Time
PRES/PRES Debounce Time
DD
= +3.3V, V
rise time and fall time is 10ns.
slew rate is 0.05V/µs and the maximum slew rate is 0.5V/µs.
DD_IC
PARAMETER
DDA
measures the amount of current used by the DS8023 to provide the smart card current minus the load.
_______________________________________________________________________________________
= +5.0V, T
Window Start
Window End
A
= +25°C, unless otherwise noted.) (Note 1)
A
= -40°C and T
t
DEBOUNCE
SYMBOL
V
V
I
I
IH_PRES
IL_PRES
t
IH_PRES
IL_PRES
I
I
I
I
DEACT
IH_IO
R
IH_IO
V
R
t
IL_IO
IL_IO
V
I
V
V
ACT
t
PU
t
t
OH
PU
OL
PU
IT
IH
3
5
A
IL
= +85°C, but not tested.
V
V
V
Pullup to V
C
0 < V
0 < V
I
I
Pullup to V
V
V
OL
OH
IL
IH
IL
IL_PRES
IH_PRES
L
= 30pF, V
to V
= 0V
= V
= 2mA
= -15μA
IL
IH
DD
IH
< V
< V
= 0V
= V
DD
DD
DD
CONDITIONS
DD
OH
Smart Card Interface
DD
= 0.9 x V
DD
0.75 x
0.7 x
0.7 x
MIN
-0.3
V
V
V
15
-1
7
DD
0
DD
DD
TYP
160
160
11
24
80
95
8
V
MAX
0.3 x
0.3 x
600
V
V
DD
1.2
0.3
0.3
10
15
33
DD
5
5
DD
5
5
+
UNITS
mA
ms
μA
μA
k
μA
μA
k
μA
μA
μs
μs
μs
μs
V
V
V
V
V
V
5