HA12188AF - Pre-Amplifier Servo

Product Overview

Hitachi Semiconductor

Datasheet Details

Part number	HA12188AF
Manufacturer	Hitachi Semiconductor
File Size	248.12 KB
Description	Pre-Amplifier Servo
Datasheet	HA12188AF Datasheet
Additional preview pages of the HA12188AF datasheet.

Product details

Description

The typical values of built-in capacitances in this IC are reduced 10% compared with those in IC HA12188F. RF amplifier Focus error amplifier Tracking error amplifier FOK detector Mirror detector Defect detector APC amplifier Focus, tracking, and sled servo control Inner/outer direction detector

Features

Built-in variable resistors for adjusting tracking error EF balance, tracking gain, and focus gain.
Single power supply.
Supports double and quadruple speeds.
Few external components.
FP-56 package HA12188AF Block Diagram VCC 42 41 RS2 40 39 38 37 36 35 34 33 Mirror 32 31 30 29 Defect RS1 RFS.
+ Bias FOK.
+ 28 LDS 27 CLK 26 DATA 43 RF2 44 45 + +.
RF1.
+ FE Input I/F Logic 25 XLT 24 DC 23 XRS.

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Published: Mar 22, 2005 |