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SMP9317 - Nonvolatile DACPOT Electronic Potentiometer With Up/Down Counter Interface

Description

Increment Input, High to Low Edge Trigger Up/Down Input controlling relative VOUT movement V+ reference input Analog and Digital Ground Trimmed Voltage Output V- reference input Active low chip select input Supply Voltage (2.7V to 5.5V) Increment (INC) is an edge triggered input.

Features

  • Digitally Controlled Electronic Potentiometer.
  • 7-Bit Digital-to-Analog Converter (DAC).
  • Independent Reference Inputs.
  • Differential Non-Linearity - +0.5LSB.
  • Integral Non-Linearity - +1LSB.
  • VOUT Value in EEPROM for Power-On Recall.
  • Equivalent to 128-Step Potentiometer.
  • Unity Gain Op Amp Drives ±100µA.
  • Simple Trimming Adjustment.
  • Up/Down Counter Style Operation.
  • Low Noise Operation.
  • “Clickle.

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Datasheet preview – SMP9317

Datasheet Details

Part number SMP9317
Manufacturer ETC
File Size 38.41 KB
Description Nonvolatile DACPOT Electronic Potentiometer With Up/Down Counter Interface
Datasheet download datasheet SMP9317 Datasheet
Additional preview pages of the SMP9317 datasheet.

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Full PDF Text Transcription

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SUMMIT MICROELECTRONICS, Inc. SMP9317 Nonvolatile DACPOT™ Electronic Potentiometer With Up/Down Counter Interface FEATURES • Digitally Controlled Electronic Potentiometer • 7-Bit Digital-to-Analog Converter (DAC) – Independent Reference Inputs – Differential Non-Linearity - +0.5LSB – Integral Non-Linearity - +1LSB • VOUT Value in EEPROM for Power-On Recall – Equivalent to 128-Step Potentiometer • Unity Gain Op Amp Drives ±100µA • Simple Trimming Adjustment – Up/Down Counter Style Operation • Low Noise Operation • “Clickless” Transitions between DAC Steps • No Mechanical Wearout Problem – 1,000,000 Stores (typical) – 100 Year Data Retention • Operation from +2.7V to +5.5V Supply • Ultra-Low Power, 0.
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