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DS1804 Datasheet Nonvolatile Trimmer Potentiometer

Manufacturer: Maxim Integrated (now Analog Devices)

Overview: 19-5876; Rev 6/11 DS1804 Nonvolatile Trimmer Potentiometer.

General Description

H - High-Terminal of Potentiometer L - Low-Terminal of Potentiometer W - Wiper of Potentiometer VCC - 3V or 5V Power Supply CS - Chip Select U/ D - Up/Down Control INC - Increment/Decrement Wiper Control GND - Ground DESCRIPTION The DS1804 NV trimmer potentiometer is a nonvolatile digital potentiometer that has 100 positions.

The device provides an ideal method for low-cost trimming applications using a CPU or manual control input with minimal external circuitry.

Wiper position of the DS1804 can be stored in EEPROM memory on demand.

Key Features

  • Single 100-Position Taper Potentiometer.
  • Nonvolatile (NV) On-Demand Wiper Storage.
  • Operates from 3V or 5V Supplies.
  • Up/Down, Increment-Controlled Interface.
  • Available in 8-Pin (300 mils) DIP, 8-Pin (150 mils) SO, and 8-Pin (118 mils) µSOP.
  • -40°C to +85°C Operating Temperature Range.
  • Standard Resistance Values:.
  • DS1804-010: 10kΩ.
  • DS1804-050: 50kΩ.
  • DS1804-100: 100kΩ PIN.