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AD7298 - 12-Bit SAR ADC

Description

The AD7298 is a 12-bit, high speed, low power, 8-channel, successive approximation ADC with an internal temperature sensor.

Features

  • 12 bit SAR ADC 8 single-ended inputs Channel sequencer functionality Fast throughput of 1Msps Analog Input Range 0 to 2.5V 12-bit temperature-to-digital converter Temperature sensor accuracy of ±2°C typical Temperature range:.
  • 40°C to +125°C Specified for VDD of 2.8 V to 3.6V Logic Voltage VDRIVE = 1.65V to 3.6V Power-down current :.

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Full PDF Text Transcription

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Preliminary Technical Data FEATURES 12 bit SAR ADC 8 single-ended inputs Channel sequencer functionality Fast throughput of 1Msps Analog Input Range 0 to 2.5V 12-bit temperature-to-digital converter Temperature sensor accuracy of ±2°C typical Temperature range: −40°C to +125°C Specified for VDD of 2.8 V to 3.6V Logic Voltage VDRIVE = 1.65V to 3.6V Power-down current : <10 µA Internal 2.5V Reference Internal Power on Reset High speed serial interface SPI™ 20-lead LFCSP 8-Channel, 1MSPS, 12-Bit SAR ADC with Temperature Sensor AD7298 FUNCTIONAL BLOCK DIAGRAM Figure 1. GENERAL DESCRIPTION The AD7298 is a 12-bit, high speed, low power, 8-channel, successive approximation ADC with an internal temperature sensor. The part operates from a single 3.
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