AD7938BCPZ-6REEL7 Datasheet PDF - ADI

GENERAL DESCRIPTION

●The AD7938-6 is a 12-bit high speed,low power,successive approximation (SAR) ADC.The partoperates froma single 2.7 V to5.25 V power supplyand features throughputrates up to 625 kSPS.The partcontains a low noise, wide bandwidth, differentialtrack-and-hold amplifierthatcan handle input frequencies upto 50 MHz.

●FEATURES

●Fast throughput rate:625kSPS

●Specified for VDDof 2.7 V to 5.25 V

●Low power

●  3.6 mW maxat 625 kSPSwith 3 V supplies

●  7.5 mW maxat 625 kSPSwith 5 V supplies

●8 analog input channels with a sequencer

●Software configurable analoginputs

●  8-channel single-ended inputs

●  4-channel fully differential inputs

●  4-channel pseudo-differential inputs

●  7-channel pseudo-differential inputs

●Accurate on-chip 2.5 V reference

●±0.2% max@ 25°C, 25 ppm/°C max

●70 dB SINAD at50 kHz input frequency

●Nopipeline delays

●High speed parallel interface—word/byte modes

●Full shutdown mode: 2 µA max

●32-leadLFCSP and TQFP package