DS8005 Maxim, DS8005 Datasheet - Page 19

• Manufacturer Part Number: DS8005
• Description: The DS8005 dual smart card interface is a low-cost, dual analog front-end for an IC card reader interface that needs to communicate with two smart cards in a mutually exclusive fashion
• Manufacturer: Maxim

For the latest package outline information and land patterns, go to www.maxim-ic.com/packages. Note that a “+”, “#”, or “-” in the
package code indicates RoHS status only. Package drawings may show a different suffix character, but the drawing pertains to the
package regardless of RoHS status.
*PLACE A 100nF CAPACITOR CLOSE TO THE DS8005 AND PLACE A 220nF CAPACITOR CLOSE TO CARD CONTACT.
MAXQ1103
PACKAGE TYPE
ISO_DATA
28 SO
GPIO
GPIO
GPIO
GPIO
GPIO
______________________________________________________________________________________
...
...
CMDVCC
CLKDIV1
CLKDIV2
SEL_AB
RSTIN
5V/3V
1_8V
OFF2
I/OIN
OFF
33pF
XTAL1
DS8005
XTAL2
33pF
GND
100nF
PACKAGE CODE
+3.3V
V
DD
PRESA
PRESB
W28+1
INTERFACE A
INTERFACE B
V
DDA2
100nF
10μF
V
V
DDA
DD
Smart Card Interface
PRES
V
RSTA
CLKA
I/OA
CGND
V
RSTB
CLKB
I/OB
PRESB
CCA
CCB
Typical Application Circuit
+3.3V
Package Information
100kΩ
+3.3V
100kΩ
DOCUMENT NO.
21-0042
100nF*
100nF*
220nF*
220nF*
19