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Documents AFE1256
SBAS630D – OCTOBER 2013 – REVISED MAY 2016 AFE1256 256-Channel, Analog Front-End for Digital X-Ray, Flat-Panel Detectors
1 Features 1 2 Application
Flat-Panel, X-Ray Detector 256 Channels
On-Chip, 16-Bit ADC
Photodiode Short Immunity
Column Short Immunity
High Performance:
– Noise: 758 e-RMS with 28-pF Sensor
Capacitor in 1.2-pC Range
– Integral Nonlinearity:
В±2 LSB with Internal 16-Bit ADC
– Minimum Scan Time:
– 37.9 µs in Normal Mode
– 20 µs in 2x Binning Mode
Integration:
– Eight Selectable Full-Scale Ranges:
0.15 pC (Min) to 9.6 pC (Max) …
