LC78630E Datasheet (Sanyo Semicon Device)

LC78630E, Compact Disk Player DSP

Ordering number : EN 5121B CMOS LSI LC78630E Compact Disk Player DSP Overview The LC78630E is a CD-DA signal-processing LSI for use in video CD player systems.

The LC78630E incorporates signal-processing circuits for demodulating and deinterleaving the EFM signal from the optical pickup, error detection and correction, and digital filtering.

It also includes a 1-bit D/A converter and executes commands sent from a system control microprocessor.

Package Dimensions unit: mm 3174-QFP80E [LC78630

LC78630E Features

* Built-in PLL for EFM signal synchronization (a hybrid analog-digital PLL that supports 4× playback)

* Built-in PLL for variable pitch playback (±13%)

* 18KB RAM on chip

* Error detection and correction (corrects two errors in C1 and four errors in C2)

* Fram