Rainbow Electronics DS8024 - Manual (Page 13)

DS8024
Smart Card Interface
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DS8024
MAXQ1103
100nF 100nF
+3.3V
+3.3V
+3.3V
100k Ω
100k Ω
33pF
100nF* 220nF*
*PLACE A 100nF CAPACITOR CLOSE TO DS8024 AND PLACE A 220nF CAPACITOR CLOSE TO CARD CONTACT.
100nF
33pF
CLKDIV1
CLKDIV2
5V/3V
OFF
RSTIN
CMDVCC
AUX2IN
AUX1IN
I/OIN
PRES GPIO
...
...
...
...
GPIO
ISOIO0
GPIO
...
...
...
GPIO
ISOIO1
V
CC
RST
CLK
I/O
AUX1
AUX2
CGND
XTAL1 XTAL2 V UP GND V DD CP1 CP2
+10 μF
PGND V DDA
100nF
100nF* 220nF*
V DD
DS8024
100nF 100nF
+3.3V
33pF
100nF
33pF
I/OIN
AUX1IN
AUX2IN
CMDVCC
RSTIN
OFF
5V/3V
CLKDIV2
CLKDIV1
PRES
CGND
AUX2
AUX1
I/O
CLK
RST
V
CC
XTAL1 XTAL2 V
UP
GND V
DD
CP1 CP2
+10 μF
PGND V
DDA
100nF
V DD
Figure 8. Typical Application Diagram