Analog Devices Inc. ADAQ4224 μModule Data-Acquisition Solution

Analog Devices Inc. ADAQ4224 μModule Data-Acquisition Solution simplifies the development of precision measurement systems. The Analog Devices Inc. ADAQ4224 handles signal chain design, including component selection, optimization, and layout. It delivers exceptional accuracy with a guaranteed ±1.0ppm INL and no missing codes at 24-bits, maintaining performance across -40°C to +105°C. Utilizing system-in-package (SiP) technology, ADAQ4224 integrates essential signal processing components into a compact 14mm × 9mm, 0.8mm pitch, 178-ball CSP_BGA package.

Features

  • High performance
    • 2MSPS, no latency throughput
    • ±1ppm maximum from -40°C to +105°C INL
    • 128dB typical total system dynamic range
    • 106.5dB typical SNR, -122dB typical THD
    • +4.1µV/°C maximum offset error drift
    • +1.50ppm/°C maximum gain error drift
  • Ease of use features reduce system complexity
    • Second-order, 270kHz anti-aliasing filter
    • 1/3, 5/9, 20/9, or 20/3 high-Z PGIA gain options
    • 4.096V or 5V flexible external reference voltage
    • ±15V, ±9V, ±2.25V, ±0.75V differential input voltage ranges, ±REFIN/gain
    • -8V to +10V wide input common-mode voltage range
    • -30pA typical low input bias current
  • High-density solution reduces system footprint
    • 14mm × 9mm, 0.8mm pitch, 178-ball CSP BGA
    • 4× footprint reduction vs. equivalent discrete solution
    • Onboard reference buffer with an internal VCM generation
  • 446mW typical at 2MSPS total power dissipation
  • Electrically isolated, 1.8V I2C-compatible temperature sensor
  • Flexi-SPI digital interface
    • 1x, 2x, or 4x SDO lanes allow slower SCK
    • Echo clock mode simplifies the use of a digital isolator
    • Compatible with 1.2V to 1.8V logic
    • PGIA gain control (A0, A1) interface
    • Extended sample resolution to 30-bits
    • Overrange and synchronization bits

Applications

  • Automatic test equipment
  • Machine automation
  • Process controls
  • Medical and industrial instrumentation
  • Digital control loops

BLOCK DIAGRAM

Block Diagram - Analog Devices Inc. ADAQ4224 μModule Data-Acquisition Solution
Published: 2567-12-05 | Updated: 2568-06-24