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SM5859AF Datasheet Compression And Non Compression Type Antishock Memory Controller

Manufacturer: Nippon Precision Circuits Inc

Overview: SM5859AF compression and non compression type antishock memory controller NIPPON PRECISION CIRCUITS INC. Overview The SM5859 is a compression and non compression type anti-shock memory controller LSI for compact disc players. The compression level can be set in 4 levels, and external memory can be selected from 4 options (1M, 1M×2, 4M, 4M×2). Digital attenuator, soft mute and related functions are also incorporated. It operates from a 2.7 to 5.5 V wide supply voltage range.

Datasheet Details

Part number SM5859AF
Manufacturer Nippon Precision Circuits Inc
File Size 173.18 KB
Description compression and non compression type antishock memory controller
Datasheet SM5859AF_NipponPrecisionCircuitsInc.pdf

Key Features

  • - 2-channel processing - Serial data input.
  • 2s complement, 16-bit/MSB first, rear-packed format - System clock input.
  • 384fs (16.9344 MHz) - Anti-shock memory controller - ADPCM compression method.
  • 4-level compression mode selectable 4-bit compression mode 2.78 s/Mbit 5-bit compression mode 2.22 s/Mbit 6-bit compression mode 1.85 s/Mbit Full-bit non compression mode 0.74 s/Mbit.
  • 4 external DRAM configurations selectable 2×4M DRAM (1M×4 bits) 1×4M DRAM (1M×4 bits) 2.

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SM5859AF Distributor