TDA8003TS/C1 PHILIPS [NXP Semiconductors], TDA8003TS/C1 Datasheet - Page 5

• Manufacturer Part Number: TDA8003TS/C1
• Description: I2C-bus SIM card interface
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
PINNING
Note
1. Card presence input with negative current source. To be used with the card reader switch connected to V
2000 Apr 20
PWROFF
S1
PGND
S3
V
S4
S2
VUP
I/O
SGND
CLK
V
RST
V
DEL
PRES
SIMI/O
V
SDA
SCL
SIMERR
SAD0
SAD1
SIMCLK
SYMBOL
DDP
CC
DDS
DDI
I
2
or V
is not connected, then the interface will always detect a present card (see Fig.7).
C-bus SIM card interface
DDP
. The switch is normally closed when the card is not present. If the switch connection is open-circuit or pin 16
PIN
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
control input for entering the Off mode (active LOW)
capacitor connection for the DC-to-DC converter (between S1 and S2)
power ground
capacitor connection for the DC-to-DC converter (between S3 and S4)
power supply voltage
capacitor connection for the DC-to-DC converter (between S3 and S4)
capacitor connection for the DC-to-DC converter (between S1 and S2)
DC-to-DC converter output (must be decoupled with 100 nF to ground)
input/output to and from the card reader (C7I); see Fig.7
signal ground
clock output to the card reader (C3I)
supply voltage to the card reader (C1I)
reset output to the card reader (C2I)
signal supply voltage
external capacitor connection for the delay on voltage supervisor
card presence indication input (active LOW); note 1
input/output to and from the microcontroller (internal 20 k pull-up resistor connected to V
supply voltage for the interface signals with the system
I
I
interrupt output (active LOW; internal 100 k pull-up resistor connected to V
I
I
external clock input
2
2
2
2
C-bus serial data input/output
C-bus serial clock input
C-bus slave address selection input
C-bus slave address selection input
5
DESCRIPTION
TDA8003TS
Product specification
DDI
)
DDS
DDI
)