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Part Number
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HA12188AF |
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Manufacturer
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Hitachi Semiconductor |
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Description
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Pre-Amplifier Servo |
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Published
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Mar 22, 2005 |
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Detailed Description
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HA12188AF
Pre-Amplifier and Servo IC for Quadruple-Speed CD-ROM
ADE-207-183(Z) 1st. Edition October 1995 Description
Th...
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Datasheet
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HA12188AF
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Overview
HA12188AF
Pre-Amplifier and Servo IC for Quadruple-Speed CD-ROM
ADE-207-183(Z) 1st.
Edition October 1995 Description
The typical values of built-in capacitances in this IC are reduced 10% compared with those in IC HA12188F.
The values of Electrical Characteristics of this IC are same as those of IC HA12188F.
Functions
• 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 speed...
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