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HT82V842A - 10-Bit 20MSPS CCD Analog Signal Processor

Description

black level detection circuit, 20MHz 10-bit A/D converter (ADC), timing generator for internally required pulses, serial interface for internal function control and PGA gain control.

The HT82V842A is a CMOS single-chip signal processing device for CCD area sensors.

Features

  • Operating voltage: 2.7V~3.6V.
  • Low power consumption: 70mW (Typ. ).
  • Power down mode: less than 30mW.
  • Accepts a direct signal input to ADC or PGA at 1.0.
  • Independent ADC input conversion clock and data output clock.
  • Independent CDS and PGA gain control - CDS: -1.94/0/6/12dB - PGA: 0~24dB.
  • Wide gain range: -1.94~36dB.
  • High speed sample and hold circuit: pulse width 11ns VPP (Typ. ).
  • CCD signal input level: 1.1 VP-P (Max. ).
  • 10-bit ADC (up to 20MHz).

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HT82V842A 10-Bit 20MSPS CCD Analog Signal Processor Features · Operating voltage: 2.7V~3.6V · Low power consumption: 70mW (Typ.) · Power down mode: less than 30mW · Accepts a direct signal input to ADC or PGA at 1.0 · Independent ADC input conversion clock and data output clock · Independent CDS and PGA gain control - CDS: -1.94/0/6/12dB - PGA: 0~24dB · Wide gain range: -1.94~36dB · High speed sample and hold circuit: pulse width 11ns VPP (Typ.) · CCD signal input level: 1.1 VP-P (Max.) · 10-bit ADC (up to 20MHz) · Black level neutralizer, target setting: 16~127LSB · Built-in serial interface - DNL: ±0.6 LSB (Typ.) (Min.) · 48-pin LQFP package www.DataSheet4U.
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