CAT5138 Datasheet Digital Potentiometers

Manufacturer: onsemi

Overview: CAT5136, CAT5137, CAT5138 Digital Potentiometers (POTs) with 128 Taps and I2C.

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

CAT5136, CAT5137, and CAT5138 are a family of digital POTs operating like mechanical potentiometers in various configurations.

The tap points between the 127 equal resistive elements are connected to the wiper output via CMOS switches.

The switches are controlled by a 7-bit Wiper Control Register (WCR) via the I2C serial bus.

Single Linear Digital Potentiometer with 128 Taps.
End-to-End Resistance of 10 kW, 50 kW and 100 kW.
I2C Interface.
Wiper goes to Midscale at Power-up.
Digital Supply Range (VDD): 2.7 V to 5.5 V.
Low Standby Current.
Industrial Temperature Range:.
40C to +85C.
6-pin SC.
70 Package.
These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS Compliant Typical.

Part Number	Description
CAT5132	16-Volt Digital Potentiometer
CAT5133	16-Volt Digital Potentiometer
CAT5136	Digital Potentiometers
CAT5137	Digital Potentiometers
CAT5110	32-tap Digital Potentiometers
CAT5111	100-Tap Digitally Programmable Potentiometer
CAT5112	32-tap Digital Potentiometer
CAT5113	100-Tap Digitally Programmable Potentiometer
CAT5114	32-Tap Digitally Potentiometer
CAT5115	32-Tap Digitally Potentiometer