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LC895994

Features: • ECC and EDC correction/addition for the CD-ROM data (during decoding and encoding)• ATIP decoding and CRC checking for both encoding and decoding• CLV servo control using ATIP data during encoding• CIRC code insertion and EFM modulation during encoding• Su...

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SeekIC No. : 004392662 Detail

LC895994: Features: • ECC and EDC correction/addition for the CD-ROM data (during decoding and encoding)• ATIP decoding and CRC checking for both encoding and decoding• CLV servo control usi...

LC895994 Data Sheet

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Part Number:
LC895994
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: 2024/10/27

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Product Details

Description



Features:

• ECC and EDC correction/addition for the CD-ROM data (during decoding and encoding)
• ATIP decoding and CRC checking for both encoding and decoding
• CLV servo control using ATIP data during encoding
• CIRC code insertion and EFM modulation during encoding
• Support for PCA random EFM output during encoding
• Support for CD-ReWritable (CD-RW) Write Strategy signal output
• Access to buffer RAM from microcontroller via LC895994
• Built-in ATAPI (IDE) interface
• Speeds of 12´ for decoding and 4´ for encoding
  - Frequencies
  Decoding: 17.2872 MHz
  Encoding: 17.2872 MHz without Write Strategy support
  69.1488 MHz with Write Strategy support
• IDE Transfer rate: 13.3 MB/s when using 16-bit data path 80-ns DRAM chips
• Buffer RAM sizes between 1 and 32 megabits (using 16-bit DRAMs)
• User control over sizes of CD main channel, C2 flag areas in buffer RAM
• Built-in batch transfer function for transferring entire CD main channel, C2 flag, or subcode area in a single operation
• Built-in multiblock transfer function for transferring multiple blocks in a single operation


Specifications

Parameter Symbol Conditions Ratings Unit
Maximum power supply voltage VDD max   0.3 to +7.0 V
I/O voltage VI, VO   0.3 to VDD+0.3 V
Allowable power dissipation Pd max Ta  70 600 mW
Operating temperature Topr   30 to +70
Storage temperature Tstg   55 to +125
Solder resistance (Pins only)   10 seconds 260



Description

The LC895994 is a CD-R LSI that provides a wide range of functions including CD-ROM decoding (including ECC) and encoding, subcode Q encoding (CRC addition) and decoding, CD encoding, ATIP decoding and CLV servo, and an IDE interface that includes the register block.


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