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80023 Ver la hoja de datos (PDF) - Philips Electronics

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80023 IC card interface Philips
Philips Electronics Philips
80023 Datasheet PDF : 28 Pages
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Philips Semiconductors
IC card interface
Product specification
TDA8002
PINNING
SYMBOL
TYPE A
XTAL1
1
XTAL2
2
I/OUC
3
AUX1UC
4
AUX2UC
5
ALARM
ALARM
6
CLKSEL
7
CLKDIV1
8
CLKDIV2
9
STROBE
10
CLKOUT
11
DGND1
12
AGND
13
S2
14
VDDA
15
S1
16
VUP
17
I/O
18
AUX2
19
PRES
20
PRES
AUX1
21
CLK
22
RST
23
VCC
24
CMDVCC 25
RSTIN
26
OFF
27
MODE
28
VDDD
DGND2
PIN
TYPE B
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
TYPE G
30
31
32
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
I/O
DESCRIPTION
I/O
I/O
I/O
I/O
I/O
O
O
I
I
I
I
O
supply
supply
I/O
supply
I/O
I/O
I/O
I/O
I
I
I/O
O
O
O
I
I
O
I
supply
supply
crystal connection or input for external clock
crystal connection
data I/O line to and from microcontroller
auxiliary line to and from microcontroller for synchronous
applications
auxiliary line to and from microcontroller for synchronous
applications
open drain NMOS reset output for microcontroller (active LOW)
open drain PMOS reset output for microcontroller (active
HIGH)
control input signal for CLK (LOW = XTAL oscillator;
HIGH = STROBE input)
control input with CLKDIV2 for choosing CLK frequency
control input with CLKDIV1 for choosing CLK frequency
external clock input for synchronous applications
clock output (see Table 1)
digital ground 1
analog ground
capacitance connection for voltage doubler
analog supply voltage
capacitance connection for voltage doubler
output of voltage doubler (connect to 100 nF)
data I/O line to and from card
auxiliary I/O line to and from card
active LOW card input presence contact
active HIGH card input presence contact
auxiliary I/O line to and from card
clock to card output (C3) (see Table 1)
card reset output (C2)
supply for card (C1) (decouple with 100 nF)
active LOW start activation sequence input from
microcontroller
card reset input from microcontroller
open drain NMOS interrupt output to microcontroller (active
LOW)
operating mode selection input (HIGH = normal; LOW = sleep)
digital supply voltage
digital ground 2
1997 Nov 04
5
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