AD7705

PRODUCTION

3V/5V, 1 mW, 2-Channel Differential, 16-Bit Sigma-Delta ADC

Part Models
7
1ku List Price
Starting From $6.50

Part Details

  • Two Fully Differential Input Channel ADCs
  • Programmable Gain Front End Gains from 1 to 128
  • Three-Wire Serial Interface
    SPI®, QSPI, MICROWIRE and DSP Compatible Schmitt Trigger Input on SCLK
  • Ability to Buffer the Analog Input
  • 2.7 V to 3.3 V or 4.75 V to 5.25 V Operation
  • Power Dissipation 1 mW max @ 3 V
  • Standby Current 8 µA max
  • 16-Lead DIP, 16-Lead SOIC and TSSOP Packages
AD7705
3V/5V, 1 mW, 2-Channel Differential, 16-Bit Sigma-Delta ADC
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Software Resources

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Hardware Ecosystem

Parts Product Life Cycle Description
isoPower 3
ADUM5401 PRODUCTION Quad-Channel, 2.5 kV Isolators with Integrated DC-to-DC Converter (3/1 channel directionality)
ADUM5402 PRODUCTION Quad-Channel, 2.5 kV Isolators with Integrated DC-to-DC Converter (2/2 channel directionality)
ADUM5403 PRODUCTION Quad-Channel, 2.5 kV Isolators with Integrated DC-to-DC Converter (1/3 channel directionality)
Series Voltage References 2
REF43 NOT RECOMMENDED FOR NEW DESIGNS +2.5V Low Power Precision Voltage Reference
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Tools & Simulations

Sigma-Delta ADC Tutorial

An interactive illustration showing the behavior of an idealized sigma-delta A/D converter.

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Evaluation Kits

EVAL-AD7705

AD7705 Evaluation Kit

Product Details

The EVAL-AD7705EBZ is a fully featured evaluation Board for the AD7705. The evaluation board can be connected to a PC via the parallel port. Software is provided enabling the user to perform detailed analysis of the ADC's performance.

EVAL-AD7705
AD7705 Evaluation Kit

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