TDA8001 Datasheet, PDF (19/24 Pages) NXP Semiconductors – Smart card interface

Philips Semiconductors
Smart card interface
APPLICATION INFORMATION
Product specification
TDA8001
handbook, full pagewid⁺th^{5 V}
to 8805
micro-
controller
(1) 100 nF
12 V 25 V ⁽²⁾
VDD RST
INT0
PORT
1
12 V
10
µF
25 V
10
µF
GND
PORT
2
XTAL1
XTAL2
80C52
MICRO-
CONTROLLER
GND
ALARM ALARM ^{VSUP CVNC VDD VH}
OFF
DETECT
I/O(µC)
CMDVCC
VPP15
VPP12.5
VPP21
RSTIN
TDA8001
PRES
PRES
VCC
RST
CLK
CMD7
CMD3.5
CLKOUT2
GND2
VPP
I/O
DELAY GND1
XTAL
47 nF
1 kΩ
14 MHz
47 nF
(1) The capacitor should be placed as close as possible to the IC.
(2) If pin V_H is not connected to 25 V, it should be connected to V_DD.
100 nF
C1
C2
C3
C4
C5
C6
100 nF
C7
C8
CARD
SOCKET
MGG831
1996 Dec 12
Fig.14 Application in a pay TV decoder.
19