TDA8029 Philips Semiconductors, TDA8029 Datasheet - Page 6

• Manufacturer Part Number: TDA8029
• Description: Low power single card reader
• Manufacturer: Philips Semiconductors

Philips Semiconductors
7
2003 Oct 30
P17
P16
V
GND
SDWN_N
CDEL
I/O
PRES
GNDC
CLK
V
RST
VUP
SAP
SBP
DCIN
SBM
PGND
SAM
TEST
EA_N
ALE
PSEN_N
P27
P26
XTAL1
XTAL2
RESET
P32/INT0_N
P33/INT1_N
P31/TX
P30/RX
DD
CC
Low power single card reader
PINNING
SYMBOL
PIN
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
general purpose I/O
general purpose I/O; card clock generation up to 20 MHz with three times synchronous
frequency doubling (f
supply voltage
ground connection
shut-down signal input; active LOW
connection for an external capacitor determining the Power-on reset pulse width
(typically 1 ms per 2 nF)
data input/output to/from the card (C7); 14 k integrated pull-up resistor to V
card presence detection contact (active HIGH); do not connect to any external pull-up
or pull-down resistor; use with a normally open presence switch
card ground (C5); connect to GND in the application
clock to the card (C3)
card supply voltage (C1)
card reset (C2)
output of the DC/DC converter (low ESR 220 nF to PGND)
DC/DC converter capacitor connection (low ESR 220 nF between SAP and SAM)
DC/DC converter capacitor connection (low ESR 220 nF between SBP and SBM)
power input for the DC/DC converter
DC/DC converter capacitor connection (low ESR 220 nF between SBP and SBM)
ground for the DC/DC converter
DC/DC converter capacitor connection (low ESR 220 nF between SAP and SAM)
used for test purpose; connect to GND in the application
control signal for microcontroller; connect to V
control signal for the microcontroller; leave open in the application
control signal for the microcontroller; leave open in the application
general purpose I/O
general purpose I/O
external crystal connection or input for an external clock signal
external crystal connection; leave open if an external clock is applied to XTAL1
reset input from the host (active HIGH); integrated pull-down resistor to GND
interrupt signal from the smart card interface; leave open in the application
external interrupt input or general purpose I/O; may be left open if not used
transmission line for serial communication with the host
reception line for serial communication with the host
XTAL
,
1
/
6
2
f
XTAL
,
1
DESCRIPTION
/
4
f
XTAL
and
DD
1
/
8
in the application
f
XTAL
)
Product specification
TDA8029
CC