HA12220F - CD-ROM Drive Head Amplifier

Hitachi Semiconductor

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Datasheet Details

Part number: HA12220F
Manufacturer: Hitachi Semiconductor
File Size: 143.48 KB
Datasheet: HA12220F_HitachiSemiconductor.pdf
Description: CD-ROM Drive Head Amplifier

HA12220F Product details

Description

and Equivalent Circuit Pin No.1 Pin Name RF2 28 12k 120k 160k 12k 120k 160k 12k 120k 160k 12k 120k 160k Equivalent Circuit 4k Function RF FE FSA amplifier input2 5p 600k 1 10p 160k 160k 2 3 10p 2 3 28 4 RF3 RF4 RF1 TR1 4k 1.2p 80k 40k 32k 11.4k RF FE FSA amplifier input3 RF FE FSA amplifier input4 RF FE FSA amplifier input1 TR1 amplifier input 5 TR2 4k 1.2p 80k 40k 32k 11.4k TR2 amplifier input 6 MD 4k APC amplifier input 7 LD 1k 150k APC amplifier output 8 TE Tracking

Features

Built-in variable resistors (+14 to.
16% 2% steps) for adjusting tracking error EF balance.
Built-in variable resistors (.
8 to +8dB 4dB steps) for rough adjusting tracking gain.
Built-in variable resistors (.
8 to +8dB 4dB steps) for rough adjusting focus gain.
Built-in focus offset insertion circuit (.
0.7 to +0.7V in 0.1V steps).
RF amplifier frequency characteristics 30MHz (.
3dB) in case of peaking off.

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CD-ROM Drive Head Amplifier Hitachi Semiconductor

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