LC78626 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LC78626

DSP for Compact Disk Players

SANYO -> Panasonic 

LC78626E

Continued from preceding page.

• Command (such as track jump, start focus, disk motor

start/stop, muting on/off, track count, etc.) is are

executed after they are entered from the microprocessor.

(An 8-bit serial input is used.)

• The digital output is equipped internally.

• High speed access is supported through discretionary

track counting.

• Using the 4× oversampling digital filter, D/A converter

signals with improved continuity of output data are

produced.

• A ∆∑-type D/A converter using a 3-order noise shaper is

equipped internally. (An analog low-pass filter is

equipped internally.)

• Internal digital attenuator (8-bit-[ALPHA]; 239 steps.)

• Internal digital deemphasis.

• Uses 0 cross mute.

• Bilingual compatibility.

• General I/O ports: 4. (Three of these are shared,

exclusively, with the subcode output function.)

• Up to ten seconds of skip prevention (when using 4M of

DRAM) through ADPCM compression/decompression

processing. 1M/4M bit DRAM can be selected.

• Memory overflow detection output.

• Free memory output.

Features

• 100-pin QFP

• A single 3.2 V/5 V power supply

No. 5692-2/32

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