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CXA1977R - 10-bit 20MSPS A/D Converter

General Description

The CXA1977R is a 10-bit 20MSPS 2-step parallel type A/D converter for video signal processing.

This A/D converter operates on +5V power supplies.

The analog signal can be converted to the digital signal by using this IC in conjunction with the Sample-and-hold IC.

Key Features

  • Maximum operating speed : 20MSPS (Min. ).
  • Resolution : 10-bit.
  • Low power dissipation : 160mW (Typ. ).
  • Wide-band analog input : 10MHz.
  • Low input capacitance : 50pF (Typ. ).
  • Built-in digital correction (Compensation within ±16LSB).
  • TTL input.
  • TTL output.
  • Output code : binary/2'S complement/1'S complement Block Diagram VREFBS VREFB VREF3 VREF2 VREF1 VREFT VREFTS N. C. N. C. DVCC3 25 24 PS 23 ENABLE 48 pin LQFP (Plastic).

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CXA1977R 10-bit 20MSPS A/D Converter Description The CXA1977R is a 10-bit 20MSPS 2-step parallel type A/D converter for video signal processing. This A/D converter operates on +5V power supplies. The analog signal can be converted to the digital signal by using this IC in conjunction with the Sample-and-hold IC. Features • Maximum operating speed : 20MSPS (Min.) • Resolution : 10-bit • Low power dissipation : 160mW (Typ.) • Wide-band analog input : 10MHz • Low input capacitance : 50pF (Typ.) • Built-in digital correction (Compensation within ±16LSB) • TTL input • TTL output • Output code : binary/2'S complement/1'S complement Block Diagram VREFBS VREFB VREF3 VREF2 VREF1 VREFT VREFTS N.C. N.C.