DS3905 Datasheet - Dallas Semiconducotr

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DS3905 Triple 128-Position Nonvolatile Digital Variable Resistor/Switch

Rev 1; 8/03 Triple 128-Position Nonvolatile Digital Variable Resistor/Switch General .
The DS3904/DS3905 contain three nonvolatile (NV) low temperature coefficient, variable digital resistors.

DS3905_DallasSemiconducotr.pdf

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Datasheet Details

Part number:

DS3905

Manufacturer:

Dallas Semiconducotr

File Size:

183.22 KB

Description:

Triple 128-Position Nonvolatile Digital Variable Resistor/Switch

Features

* Three 20kΩ, 128-Position Linear Digital Resistors
* Resistor Settings are Stored in NV Memory
* Each Resistor has a High-Impedance Setting for Switch Operation to Control Digital Logic
* Low Temperature Coefficient
* 2-Wire Serial Interface
* 2.7V to

Applications

* Power-Supply Calibration Cell Phones and PDAs Fibre Optic Transceiver Modules Portable Electronics Small and Low-Cost Replacement for Conventional Mechanical Trimming Resistors/ Dip Switches Test Equipment DS3904U-020 DS3905U-020 Pin Configurations TOP VEIW SDA 1 SCL 2 VCC 3 GND 4 8 7 A0 H0 H1

DS3905 Distributors

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DS3905 Triple 128-Position Nonvolatile Digital Variable Resistor Switch Dallas Semiconducotr

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