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CXD2728Q

Features: • Dolby Pro Logic Surround decoding with a single chip• 2-channel 1-bit AD converter and decimation filter• 4-channel 1-bit DA converter and oversampling filter• 32K-bit SRAM for short delay• No separation or other variance for digital processing• Exte...

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SeekIC No. : 004318561 Detail

CXD2728Q: Features: • Dolby Pro Logic Surround decoding with a single chip• 2-channel 1-bit AD converter and decimation filter• 4-channel 1-bit DA converter and oversampling filter• 32...

CXD2728Q Data Sheet

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Part Number:
CXD2728Q
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/21

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Product Details

Description



Features:

• Dolby Pro Logic Surround decoding with a single chip
• 2-channel 1-bit AD converter and decimation filter
• 4-channel 1-bit DA converter and oversampling filter
• 32K-bit SRAM for short delay
• No separation or other variance for digital processing
• External parts reduced due to the built-in AD/DA converters


Application

Equipment having Dolby Pro Logic Surround function such as AV amplifiers, receivers and compact music systems




Pinout

Connection Diagram


Specifications

Supply voltage VDD VSS 0.5 to +4.6 V
  AVDD *1 AVss 0.5 to + 4.6 V
Input voltage VID VSS 0.5 to VDD + 0.5 V
  *2 Vss 0.5 to 5 to Min (VDD + 4.6, 7.0) V
  VIA *3 AVss 0.5 to AVD + 0.5 V
Output voltage VOD VSS 0.5 to VDD + 0.5 V
  *4 Vss 0.5 to Min (VDD + 4.6, 7.0) V
  VOA *3 AVss 0.5 to AVDD + 0.5 V
Storage temperature Tstg 55 to +150 °C



Description

The CXD2728Q is a CMOS LSI developed for Dolby Pro Logic Surround. A SRAM for short delay and AD/DA converters are built in, and all functions necessary for Dolby Pro Logic Surround such as an adaptive matrix, a passive decoder including Modified Dolby B-type NR, auto input balance, a noise sequencer and center channel mode control are contained on a single chip. Further, this LSI  CXD2728Q also supports Dolby 3 Stereo and Virtual Dolby Surround.




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