pca9501 NXP Semiconductors, pca9501 Datasheet - Page 4
pca9501
Manufacturer Part Number
pca9501
Description
8-bit I2c And Smbus I/o Port With Interrupt, 2-kbit Eeprom And 6 Address Pins
Manufacturer
NXP Semiconductors
Datasheet
1.PCA9501.pdf
(24 pages)
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Philips Semiconductors
BLOCK DIAGRAM
2004 Sep 30
8-bit I
2-kbit EEPROM and 6 address pins
2
C and SMBus I/O port with interrupt,
WC
SDA
SCL
V
V
A3
A4
A5
SS
A0
A1
A2
DD
PCA9501
FILTER
INPUT
POWER-ON
RESET
300 k
Figure 3. Block diagram
I
CONTROL
EEPROM
2
256 x 8
C/SMBus
4
WRITE pulse
READ pulse
8-BIT
OUTPUT
PORTS
INPUT/
FILTER
LP
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
V
CC
PCA9501
Product data sheet
INT
SW01077
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