AFE2256 Datasheet (Texas Instruments) - 256-Channel Analog Front-End

AFE2256, 256-Channel Analog Front-End

The AFE2256 is a 256-channel, analog front-end (AFE) designed to suit the requirements of flat-panel detector (FPD)-based digital x-ray systems.

The device includes 256 integrators , a programmable gain amplifier (PGA) for full-scale charge level selection, a correlated double sampler (CDS) with dua

AFE2256 Features

* 1 256 Channels

* On-Chip, 16-Bit ADC

* Photodiode Short Immunity

* High Performance:

* Noise: 750 Electrons RMS (1.2-pC Input Charge Range)

* Low Correlated Noise

* Integral Nonlinearity: ±2 LSB with Internal 16-Bit ADC

* Scan Time: