Philips Semiconductors
Product specification
128 × 8-bit EEPROM with I2C-bus interface
PCA8581; PCA8581C
12 APPLICATION INFORMATION
12.1 Application example
V
handbook, full pagewidth
DD
SDA
SCL
MASTER
TRANSMITTER/
RECEIVER
V
DD
0
SCL
A0
A1
A2
0
0
PCA8581/PCA8581C
'1010'
SDA
V
SS
TEST
V
DD
1
0
0
V
SCL
A0
A1
A2
DD
PCA8581/PCA8581C
'1010'
SDA
V
SS
TEST
V
DD
1
1
1
V
V
V
SCL
A0
A1
A2
DD
DD
DD
PCA8581/PCA8581C
'1010'
V
DD
SDA
V
SS
TEST
R
R
R: pull up resistor
t
r
R =
C
BUS
SDA SCL
MLB893
2
(I C bus)
Inputs A0, A1 and A2 must be connected to VDD of VSS but not left open-circuit.
Fig.12 Application diagram.
12
1997 Apr 02