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Data Sheet
256-Channel, 24-Bit Current-to-Digital ADC Module
ADAS1131
FEATURES
256-channel, current-to-digital converter module Up to 24-bit resolution Variable integration time
Fastest integration time: 11.656 kSPS (86 μs) at 20-bit resolution Low power dissipation: 3 mW per channel at any throughput Integral linearity ±0.015% of reading ±0.4 ppm of FSR: single channel active ±0.050% of reading ±1.0 ppm of FSR: all channels active Very low noise Simultaneous sampling No dead time, no loss of charge, 100% charge collection User adjustable full-scale range On-board temperature sensor and reference buffer 15 mm × 15 mm, CSP_BGA package Simple printed circuit board (PCB) design Integrated capacitors for supply and reference decoupling 0.