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Philips Semiconductors
Smart card interface
PINNING
SYMBOL
TDA8001
TDA8001T
XTAL
1
DETECT
2
I/O
3
RST
4
CLK
5
VPP12.5
6
n.c.
VPP15
7
n.c.
PRES
8
PRES
9
V
10
PP
n.c.
V
11
H
GND1
12
V
13
DD
V
14
CC
V
15
SUP
DELAY
16
ALARM
17
ALARM
18
OFF
19
CMDVCC
20
VPP21
21
n.c.
CVNC
22
CMD3.5
23
or CDMTC
CLKOUT2
24
GND2
25
RSTIN
26
CMD7
27
or CDMS
I/O( C)
28
1996 Dec 12
PIN
TDA8001A
TDA8001AT
1
crystal connection
2
card extraction open collector output (active LOW)
3
data line to/from the card
4
card reset output
5
clock output to the card
control input for applying the 12.5 V programming voltage (active LOW)
6
not connected
control input for applying the 15 V programming voltage (active LOW)
7
not connected
8
card presence contact input (active LOW)
9
card presence contact input (active HIGH)
card programming voltage output
10
not connected
11
HIGH voltage supply for V
12
ground 1
13
positive supply voltage
14
card supply output voltage
15
voltage supervisor input
16
external capacitor connection for delayed reset timing
17
open-collector reset output for the microcontroller (active HIGH)
18
open-collector reset output for the microcontroller (active LOW)
19
open-collector interrupt output to the microcontroller (active LOW)
20
control input for applying supply voltage to the card (active LOW)
control input for applying the 21 V programming voltage (active LOW)
21
not connected
22
internally generated 5 V reference, present when V
decoupled externally (100 nF)
23
control input for having the crystal frequency divided-by-4 at pin CLK
24
clock output to the microcontroller, or any other R4590
(crystal frequency divided by two)
25
ground 2
26
card reset input from the microcontroller (active HIGH)
27
control input for having the crystal frequency divided by 2 at pin CLK
28
data line to/from the microcontroller
DESCRIPTION
generation
PP
5
Product specification
TDA8001
is on; to be
DD
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