CAT5132 Datasheet, PDF (2/13 Pages) Catalyst Semiconductor – 15 Volt Digitally Programmable Potentiometer (DPP) with 128 Taps and 2-wire Interface

CAT5132
PIN CONFIGURATION
SDA 1
GND 2
VCC 3
A1 4
A0 5
10 SCL
9 V+
8 RL
7 RW
6 RH
MSOP 10-Pin Package
PIN DESCRIPTION
Pin
Number
1
2
3
4
5
6
7
8
9
10
Name
SDA
GND
V_CC
A1
A0
R_H
R_W
R_L
V+
SCL
Description
Serial Data Input/Output - Bidirectional Serial Data pin
used to transfer data into and out of the CAT5132. This
is an Open-Drain I/O and can be wire OR'd with other
Open-Drain (or Open Collector) I/Os.
Ground
Digital Supply Voltage (2.7V to 5.5V)
Address Select Input to select slave address for
2-wire bus.
Address Select Input to select slave address for
2-wire bus.
High Reference Terminal for the potentiometer
Wiper Terminal for the potentiometer
Low Reference Terminal for the potentiometer
Analog Supply Voltage for the potentiometer (+8.0V to
15.0V)
Serial Bus Clock input for the 2-wire Serial Bus. This
clock is used to clock all data transfers into and out of
the CAT5132
ORDERING INFORMATION
Prefix
CAT
Device #
5132
Company ID
Product
Number
Suffix
R
-10
Resistance
-10: 10k ohms
-50: 50k ohms
-100: 100k ohms
TE13
Tape & Reel
2500 units/Reel
Package
R: MSOP
Z: MSOP (Green with Sn Lead Finish)
GZ: MSOP (Green with NiPd Au Lead Finsh)
Notes:
1. The device used in the above example is a CAT5132R-10TE13 (MSOP, 10k ohms, Tape & Reel).
2. The Industrial Temperature range of -40˚C to +85˚C is standard on the above product.
Doc. No. 25092, Rev. 00
2
© 2005 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice