Part HA12220F
Description CD-ROM Drive Head Amplifier
Manufacturer Hitachi Semiconductor
Size 143.48 KB
Hitachi Semiconductor
HA12220F

Overview

  • 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
  • High-speed access support (The mirror circuit internal time constant can be switched between normal, 4× and 8× modes.)
  • Support for CD-RW playback
  • Few external components
  • Available to set the stand-by mode
  • FP-28TB package HA12220F