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1999 Oct 12 5
Philips Semiconductors Product specification
IC card interface TDA8002C
PINNING
SYMBOL
PIN
I/O DESCRIPTION
TYPE
CT/A
TYPE
CT/B
TYPE
CT/C
TYPE
CG
XTAL1 1 1 1 30 I crystal connection or input for external clock
XTAL2 2 2 2 31 O crystal connection
I/OUC 3 3 3 32 I/O data I/O line to and from microcontroller
AUX1UC 4441I/Oauxiliary line 1 to and from microcontroller for synchronous
applications
AUX2UC 5 −−2 I/O auxiliary line 2 to and from microcontroller for synchronous
applications
CS − 5 5 3 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
ALARM 6664Oopen drain PMOS reset output for microcontroller (active
HIGH)
CLKSEL 7775Icontrol input signal for CLK (LOW = XTAL oscillator;
HIGH = STROBE input)
CLKDIV1 8886Icontrol input with CLKDIV2 for choosing CLK frequency
CLKDIV2 9997Icontrol input with CLKDIV1 for choosing CLK frequency
STROBE 10 10 10 8 I external clock input for synchronous applications
CLKOUT 11 11 11 9 O clock output (see Table 1)
DGND1 12 12 12 10 supply digital ground 1
AGND 13 13 13 11 supply analog ground
S2 14 14 14 12 I/O capacitance connection for voltage doubler
V
DDA
15 15 15 13 supply analog supply voltage
S1 16 16 16 14 I/O capacitance connection for voltage doubler
VUP 17 17 17 15 I/O output of voltage doubler
I/O 18 18 18 16 I/O data I/O line to and from card
AUX2 19 −−17 I/O auxiliary I/O line to and from card
PRES 20 19 19 18 I card input presence contact (active LOW)
PRES − 20 −−I active HIGH card input presence contact
CV/
TV −−20 19 I card voltage selection input line (high = 5 V, low = 3 V); note 1
AUX1 21 21 21 20 I/O auxiliary I/O line to and from card
CLK 22 22 22 21 O clock to card output (C3I) (see Table 1)
RST 23 23 23 22 O card reset output (C2I)
V
CC
24 24 24 23 O supply for card (C1I)
CMDVCC 25 25 25 24 I start activation sequence input from microcontroller (active
LOW)
RSTIN 26 26 26 25 I card reset input from microcontroller
OFF 27 27 27 26 O open-drain NMOS interrupt output to microcontroller (active
LOW)