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PGA400-Q1 - Pressure-Sensor Signal Conditioner

General Description

The PGA400-Q1 is an interface device for piezoresistive, strain gauge, and capacitive-sense elements.

The device incorporates the analog front end (AFE) that directly connects to the sense element and has voltage regulators and an oscillator.

Key Features

  • 1 Analog features.
  • Analog front-end for resistive bridge sensors.
  • Self-oscillating demodulator for capacitive sensors.
  • On-chip temperature sensor.
  • Programmable gain.
  • 16-bit, 1-MHz sigma-delta analog-to-digital converter for signal channel.
  • 10-bit sigma-delta analog-to-digital converter for temperature channel.
  • Two 12-bit digital-to-analog outputs.
  • Digital features.
  • Microcontroller core.
  • 10-MHz 8051.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product Folder Order Now Technical Documents Tools & Software Support & Community PGA400-Q1 Pressure-Sensor Signal Conditioner PGA400-Q1 SLDS256 – APRIL 2019 1 Features •1 Analog features – Analog front-end for resistive bridge sensors – Self-oscillating demodulator for capacitive sensors – On-chip temperature sensor – Programmable gain – 16-bit, 1-MHz sigma-delta analog-to-digital converter for signal channel – 10-bit sigma-delta analog-to-digital converter for temperature channel – Two 12-bit digital-to-analog outputs • Digital features – Microcontroller core – 10-MHz 8051 WARP core – 2 clocks per instruction cycle – On-chip oscillator – Memory – 8KB of OTP memory – 89 bytes of EEPROM – 256 bytes data SRAM • Peripheral features – Serial peripheral interface (SPI) – Inter-integrate