AD1556
FEATURES
AD1555 Fourth Order ⌺- ⌬ Modulator Large Dynamic Range 116 d B Min, 120 d B Typical @ 1 ms 117 d B Typical @ 0.5 ms Low Input Noise: 80 n V rms @ 4 ms with Gain of 34,128 Low Distortion:
- 111 d B Max,
- 120 d B Typical Low Intermodulation: 122 d B Sampling Rate at 256 k SPS Very High Jitter Tolerance No External Antialias Filter Required Programmable Gain Front End Input Range: ؎2.25 V Robust Inputs Gain Settings: 1, 2.5, 8.5, 34, 128 mon-Mode Rejection (DC to 1 k Hz) 93 d B Min, 101 d B Typical @ Gain of 1 77 m W Typical Low Power Dissipation Standby Modes AD1556 FIR Digital Filter/Decimator Serial or Parallel Selection of Configuration Output Word Rates: 250 SPS to 16 k SPS 6.2 m W Typ Low Power Dissipation 70 W in Standby Mode Reference Design and Evaluation Board with Software Available APPLICATIONS Seismic Data Acquisition Systems Chromatography Automatic Test Equipment GENERAL DESCRIPTION
24-Bit ⌺-⌬ ADC with Low Noise PGA AD1555/AD1556 high dynamic range measurement applications....
