tda8000t NXP Semiconductors, tda8000t Datasheet - Page 4

• Manufacturer Part Number: tda8000t
• Description: Smart Card Interface
• Manufacturer: NXP Semiconductors

Philips Semiconductors
PINNING
1996 Dec 12
XTAL
I/O2
I/O1
RST
CLK
PSEL1
PSEL2
PRES
PRES
V
V
GND
V
V
V
DELAY
ALARM
ALARM
OFF
START
WRITE
CVNC
CLKDIV
CLKIN
CLKOUT
RSTIN
I/O2( C)
I/O1( C)
SYMBOL PIN
PP
H
DD
CC
SUP
Smart card interface
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
11
1
2
3
4
5
6
7
8
9
crystal connection
data line to/from the card
data line to/from the card
card reset output
clock output to the card
programming voltage selection input (see Table 1)
programming voltage selection input (see Table 1)
card presence contact input (active LOW)
card presence contact input (active HIGH)
card programming voltage output
high voltage supply for V
ground
positive supply voltage
card supply output voltage
voltage supervisor input
external capacitor connection for delayed reset timing
open-collector reset output for the microcontroller (active
HIGH)
open-collector reset output for the microcontroller (active
LOW)
interrupt output to the microcontroller (active LOW)
microcontroller input for starting session (active LOW)
control input for applying programming voltage to the card
(active LOW)
internally generated 5 V reference, present when V
on; to be decoupled externally (47 nF)
input for dividing/not dividing the CLKOUT frequency by
two (active LOW)
external clock signal input
clock output to the microcontroller, or another TDA8000
card reset input from the microcontroller (active HIGH)
data line to/from the microcontroller; must not be left
open-circuit, tie to CVNC if not used
data line to/from the microcontroller; must not be left
open-circuit, tie to CVNC if not used
DESCRIPTION
PP
generation
4
DD
is
fpage
TDA8000; TDA8000T
PSEL1
PSEL2
PRES
PRES
XTAL
GND
V DD
V CC
RST
V PP
CLK
I/O2
I/O1
V H
Fig.2 Pin configuration.
10
11
12
13
14
1
2
3
4
5
6
7
8
9
TDA8000T
TDA8000
Product specification
MBH809
28
27
26
25
24
23
22
21
20
19
18
17
16
15
I/O1( C)
I/O2( C)
RSTIN
CLKOUT
CLKIN
CLKDIV
CVNC
WRITE
START
OFF
ALARM
ALARM
DELAY
V SUP