DS8024 Maxim, DS8024 Datasheet - Page 5

• Manufacturer Part Number: DS8024
• Description: The DS8024 smart card interface IC is a low-cost, 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: IDD_IC measures the amount of current used by the DS8024 to provide the smart card current minus the load.
Note 3: Guaranteed by design, but not production tested.
CONTROL PINS (CLKDIV1, CLKDIV2, CMDVCC, RSTIN, 5V/3V)
Input Low Voltage
Input High Voltage
Input Low Current
Input High Current
Integrated Pullup Resistor
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
PARAMETER
DDA
_______________________________________________________________________________________
= +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
t
IL_PRES
IH_PRES
IL_PRES
DEACT
I
I
t
IH_IO
V
IL_IO
R
V
R
V
ACT
V
t
t
OH
PU
OL
PU
IH
3
5
IL
A
= +85°C, but not tested.
0 < V
0 < V
Pullup to V
I
I
Pullup to V
V
V
OL
OH
IL_PRES
IH_PRES
= 2mA
= -15µA
IL
IH
< V
< V
= 0V
= V
DD
DD
DD
CONDITIONS
DD
DD
, 5V/
Smart Card Interface
only
0.75 x
0.7 x
0.7 x
MIN
-0.3
V
V
V
50
12
DD
DD
DD
0
TYP
160
160
85
20
80
95
8
V
MAX
0.3 x
0.3 x
V
V
120
DD
0.3
0.3
28
40
40
DD
DD
5
5
+
UNITS
ms
µA
µA
k
k
µA
µA
µs
µs
µs
V
V
V
V
V
V
5