ISL90843 Intersil Corporation, ISL90843 Datasheet - Page 2

• Manufacturer Part Number: ISL90843
• Description: Quad Digital Controlled Potentiometers
• Manufacturer: Intersil Corporation

Block Diagram
Pin Descriptions
Functional Diagram
MSOP PIN
10
1
2
3
4
5
6
7
8
9
SDA
SCL
A1
A0
INTERFACE
SDA
SCL
A0
A1
2
I
2
SYMBOL
C
RW3
GND
RW2
RW1
RW0
SDA
SCL
V
A0
A1
CC
INTERFACE
CONTROL AND
STATUS LOGIC
GND
V
INTERFACE,
I
POWER-UP,
2
CC
C
“Wiper” terminal of DCP3
I
Serial data I/O for the I
Device ground pin
“Wiper” terminal of DCP2
“Wiper” terminal of DCP1
Device address for the I
Device address for the I
Power supply pin
“Wiper” terminal of DCP0
2
C interface clock
R
R
H
L
GND
R
ISL90843
W0
V
CC
R
R
H
2
L
C interface
2
2
C interface
C interface
R
W1
WR3
WR2
WR1
WR0
R
DESCRIPTION
R
H
L
R
W2
DCP3
DCP2
DCP1
DCP0
R
H
R
L
R
W3
R
R
R
R
W3
W2
W1
W0
March 29, 2006
FN8095.2