isl23328 Intersil Corporation, isl23328 Datasheet - Page 2

• Manufacturer Part Number: isl23328
• Description: Dual, 128-tap, Low Voltage Digitally Controlled Potentiometer Xdcp™
• Manufacturer: Intersil Corporation

Block Diagram
Pin Configurations
SDA
SCL
A0
A1
A2
V
LOGIC
GND
SDA
SCL
SDA
A0
A1
A2
SCL
V
BLOCK
A0
A1
LOGIC
I/O
1
2
3
4
5
6
7
(16 LD UTQFN)
(14 LD TSSOP)
1
2
3
4
ISL23328
TOP VIEW
TOP VIEW
ISL23328
2
SHIFTER
LEVEL
12
11
10
9
14
13
12
10
11
9
8
RW0
RH0
RH1
RW1
V
RL0
RW0
RH0
RH1
RW1
RL1
CC
INTERFACE,
POWER UP
CONTROL
STATUS
LOGIC
AND
GND
V
CC
ISL23328
Pin Descriptions
CIRCUITRY
REGISTER
CONTROL
VOLATILE
TSSOP
WIPER
AND
12
WR0
10
11
13
14
1
2
3
4
5
6
7
8
9
UTQFN
RW0
6, 15
16
10
11
12
13
14
1
2
3
4
5
8
9
7
RH0
RL0
SYMBOL
V
RW1
RW0
GND
RH1
RH0
LOGIC
SDA
RL1
RL0
SCL
V
NC
A0
A1
A2
CC
CIRCUITRY
REGISTER
CONTROL
VOLATILE
Ground pin
I
5.5V
Logic Pin - Serial bus data
input/open drain output
Logic Pin - Serial bus clock input
Logic Pin - Hardwire slave address
pin for I
Range: V
Logic Pin - Hardwire slave address
pin for I
Range: V
Logic Pin - Hardwire slave address
pin for I
Range: V
DCP1 “low” terminal
DCP1 wiper terminal
DCP1 “high” terminal
DCP0 “high” terminal
DCP0 wiper terminal
DCP0 “low” terminal
Analog power supply.
Range 1.7V to 5.5V
Not Connected
2
WIPER
C bus/logic supply. Range 1.2V to
AND
WR1
2
2
2
C serial bus.
LOGIC
C serial bus.
LOGIC
C serial bus.
LOGIC
DESCRIPTION
RW1
or GND
or GND
or GND
RH1
RL1
August 19, 2011
FN7902.0