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Philips Semiconductors
IC card interface
PINNING
SYMBOL
TYPE
TYPE
CT/A
CT/B
XTAL1
1
XTAL2
2
I/OUC
3
AUX1UC
4
AUX2UC
5
CS
ALARM
6
CLKSEL
7
CLKDIV1
8
CLKDIV2
9
STROBE
10
CLKOUT
11
DGND1
12
AGND
13
S2
14
V
15
DDA
S1
16
VUP
17
I/O
18
AUX2
19
PRES
20
PRES
CV/TV
AUX1
21
CLK
22
RST
23
V
24
CC
CMDVCC
25
RSTIN
26
OFF
27
1999 Oct 12
PIN
TYPE
TYPE
CT/C
CG
1
1
30
2
2
31
3
3
32
4
4
1
2
5
5
3
6
6
4
7
7
5
8
8
6
9
9
7
10
10
8
11
11
9
12
12
10
13
13
11
14
14
12
15
15
13
16
16
14
17
17
15
18
18
16
17
19
19
18
20
20
19
21
21
20
22
22
21
23
23
22
24
24
23
25
25
24
26
26
25
27
27
26
I/O
I
crystal connection or input for external clock
O
crystal connection
I/O
data I/O line to and from microcontroller
I/O
auxiliary line 1 to and from microcontroller for synchronous
applications
I/O
auxiliary line 2 to and from microcontroller for synchronous
applications
I
chip select control input for enabling pins I/OUC, AUX1UC,
AUX2UC, CLKSEL, CLKDIV1, CLKDIV2, STROBE, CV/TV,
CMDVCC, RSTIN, OFF and MODE; note 1
O
open drain PMOS reset output for microcontroller (active
HIGH)
I
control input signal for CLK (LOW = XTAL oscillator;
HIGH = STROBE input)
I
control input with CLKDIV2 for choosing CLK frequency
I
control input with CLKDIV1 for choosing CLK frequency
I
external clock input for synchronous applications
O
clock output (see Table 1)
supply digital ground 1
supply analog ground
I/O
capacitance connection for voltage doubler
supply analog supply voltage
I/O
capacitance connection for voltage doubler
I/O
output of voltage doubler
I/O
data I/O line to and from card
I/O
auxiliary I/O line to and from card
I
card input presence contact (active LOW)
I
active HIGH card input presence contact
I
card voltage selection input line (high = 5 V, low = 3 V); note 1
I/O
auxiliary I/O line to and from card
O
clock to card output (C3I) (see Table 1)
O
card reset output (C2I)
O
supply for card (C1I)
I
start activation sequence input from microcontroller (active
LOW)
I
card reset input from microcontroller
O
open-drain NMOS interrupt output to microcontroller (active
LOW)
5
Product specification
TDA8002C
DESCRIPTION
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