Philips TDA8001 Manual de usuario Pagina 19

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1996 Dec 12 19
Philips Semiconductors Product specification
Smart card interface TDA8001
APPLICATION INFORMATION
Fig.14 Application in a pay TV decoder.
(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
.
handbook, full pagewidth
MGG831
10
µF
10
µF
C1
C2
C3
DETECT
RSTIN
I/O(µC)
CMD7
CLKOUT2
GND2
OFF
V
DD
V
DD
V
SUP
V
H
RST
CVNC
12 V 25 V
ALARM
TDA8001
ALARM
DELAYGND GND1 XTAL
47 nF
14 MHz
C5
C6
C8
CARD
SOCKET
80C52
MICRO-
CONTROLLER
to 8805
micro-
controller
PORT
1
PORT
2
INT0
100 nF
(1)
XTAL1
I/O
CLK
RST
V
CC
PRES
PRES
V
PP
XTAL2
25 V
GND
12 V
+5 V
C7
C4
100 nF
100 nF
47 nF
CMD3.5
CMDVCC
VPP15
VPP21
VPP12.5
1 k
(2)
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