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AD7797 - (AD7796 / AD7797) Sigma-Delta ADC

Download the AD7797 datasheet PDF. This datasheet also covers the AD7796 variant, as both devices belong to the same (ad7796 / ad7797) sigma-delta adc family and are provided as variant models within a single manufacturer datasheet.

General Description

The AD7796/AD7797 are complete, analog front ends for high precision, bridge sensor applications such as weigh scales.

The AD7796/AD7797 contain a Σ-Δ ADC capable of 16-/24-bit resolution, respectively.

Key Features

  • RMS noise: 65 nV Instrumentation amp Temperature sensor Internal clock oscillator Simultaneous 50 Hz/60 Hz rejection Update rate: 4.17 Hz to 123 Hz Current: 250 μA typ Power-down: 1 μA Power supply: 2.7 V to 5.25 V.
  • 40°C to +85°C temperature range Independent interface power supply 16-lead TSSOP.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AD7796_AnalogDevices.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription for AD7797 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for AD7797. For precise diagrams, and layout, please refer to the original PDF.

www.DataSheet4U.com Low Power, 16-/24-Bit Sigma-Delta ADC for Bridge Sensors AD7796/AD7797 FEATURES RMS noise: 65 nV Instrumentation amp Temperature sensor Internal clock...

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RMS noise: 65 nV Instrumentation amp Temperature sensor Internal clock oscillator Simultaneous 50 Hz/60 Hz rejection Update rate: 4.17 Hz to 123 Hz Current: 250 μA typ Power-down: 1 μA Power supply: 2.7 V to 5.25 V –40°C to +85°C temperature range Independent interface power supply 16-lead TSSOP GENERAL DESCRIPTION The AD7796/AD7797 are complete, analog front ends for high precision, bridge sensor applications such as weigh scales. The AD7796/AD7797 contain a Σ-Δ ADC capable of 16-/24-bit resolution, respectively. The on-chip instrumentation amplifier has a fixed gain of 128, allowing small amplitude signals such as those