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1996 Dec 12 4
Philips Semiconductors Product specification
Smart card interface TDA8001
BLOCK DIAGRAM
Fig.1 Block diagram.
handbook, full pagewidth
MBH813
PROTECTIONS
AND
ENABLE
MAIN
SUPPLY
VOLTAGE
SUPERVISOR
INTERNAL
CLOCK
LOGIC
V
CC
GENERATOR
CLOCK
ENABLE
CLOCK
CIRCUITRY
23
24
2
20
19
26
28
18
17
15 16 13 12
6
7
111
14
8
9
4
22
3
V
PP
GENERATOR
10
5
OSCILLATOR
PROTECTIONS
XTAL
I/O
RST
CLK
VPP12.5
VPP15
21
VPP21
PRES
PRES
V
PP
V
DD
V
CC
V
H
GND1
I/O(µC)
RSTIN
CMD3.5
GND2
CVNC
27
25
CMDVCC
CLKOUT2
CMD7
DETECT
OFF
ALARM
ALARM
DELAY
V
SUP
TDA8001