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CAT5114 Datasheet PDF

Catalyst Semiconductor CAT5114

The CAT5114 is a single digitally programmable potentiometer (DPP) designed as a electronic replacement for mechanical potentiometers and trim pots. The CAT5114 contains a 32-tap series resistor array connected between two terminals RH and RL. The wiper setting, stored in nonvolatile memory, is not lost when the device is powered down and is automatically reinstated when power is returned.
Part No. CAT5114
Datasheet CAT5114 Download
Manufacturer
Catalyst Semiconductor
Description 32-Tap Digitally Programmable Potentiometer (DPP)
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CAT5114 datasheet page 1 preview

FEATURES

s 32 Position Linear Taper Potentiometer s Nonvolatile Wiper Storage s Low Power CMOS Technology s Single Supply Operation: 2.5V-6.0V s Increment Up/Down Serial Interface s Resistance Values: 10K, 20K, 50K and 100K Ω s Available in PDIP, SOIC, TSSOP and MSOP packages

APPLICATIONS

s Automated Product Calibration s Remote Control Adjustments s Offset, Gain and Zero Control Systems s Tamper-Proof Calibrations s Contrast, Brightness and Volume Controls s Motor Controls and Feedback Systems s Programmable Analog Functions

DESCRIPTION

Ideal for automated adjustments on high volume production lines, they are also well suited for applications where equipment requiring periodic adjustment is either difficult to access or located in a hazardous or remote environment. An up/ down counter and decoder that are controlled by three input pins, determines which tap is connected to the wiper, RW. The wiper can be adjusted to test new system values without effecting the stored setting. Wiper-control of the CAT5114 is accomplished with three input control pins, CS, U/D, and INC.
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