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DS3903

Maxim Integrated Products
Part Number DS3903
Manufacturer Maxim Integrated Products
Description Triple 128-Position Nonvolatile Digital Potentiometer
Published Oct 9, 2006
Detailed Description www.DataSheet4U.com Rev 0; 6/02 Triple 128-Position Nonvolatile Digital Potentiometer General Description The DS3903 c...
Datasheet PDF File DS3903 PDF File

DS3903
DS3903

Overview
www.
DataSheet4U.
com Rev 0; 6/02 Triple 128-Position Nonvolatile Digital Potentiometer General Description The DS3903 contains three nonvolatile (NV) low temperature coefficient digital potentiometers, which can be accessed through a 2-wire bus.
It operates in both 3V and 5V systems, and it features a write-protect pin that can lock the positions of the potentiometers.
An address pin allows two DS3903s to be placed on the same 2-wire bus.
Features ♦ Three 128-Position Linear Potentiometers (Two 10kΩ, One 90kΩ) ♦ NV Wiper Storage ♦ 0 to 5.
5V on Any Potentiometer Terminal Independent of VCC ♦ Low End-to-End Temperature Coefficient ♦ Operates on an Industry-Standard 2-Wire Bus ♦ Write-Protect Pin ♦ Supply Voltage: 3V or 5V ♦ Operating Temperature Range: -40°C to +85°C ♦ Packaging: 20-Pin TSSOP DS3903 Applications Power-Supply Calibration Mobile Phones and PDAs Fiber Optics Transceiver Modules Portable Electronics A Small, Low-Cost Replacement for Mechanical Potentiometers Ordering In...


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