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CXD3003 датащи(PDF) 89 Page - Sony Corporation

номер детали CXD3003
подробное описание детали  CD Digital Signal Processor with Built-in Digital Servo and DAC
PDF  137 Pages
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производитель  SONY [Sony Corporation]
домашняя страница  http://www.sony.co.jp
Logo SONY - Sony Corporation

CXD3003 датащи(HTML) 89 Page - Sony Corporation

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CXD3003R
§4-7. Digital CLV
Fig. 4-14 shows the block diagram. Digital CLV outputs MDS error and MDP error signals with PWM, with the
sampling frequency increased up to 130kHz during normal-speed playback in CLVS, CLVP and other modes.
In addition, the digital spindle servo gain is variable.
MDP
Digital CLV
CLVS U/D
MDS Error
MDP Error
CLV P/S
Measure
Measure
2/1 MUX
Over Sampling
Filter-1
Gain
MDS
1/2
Mux
CLV P/S
Over Sampling
Filter-2
Noise Shape
Modulation
KICK, BRAKE, STOP
MDS
Mode Select
Gain
DCLV
Gain
MDP
DCLVMD, LPWR
PWMI
Fig. 4-14. Block Diagram
CLVS U/D : Up/down signal from CLVS servo
MDS error: Frequency error for CLVP servo
MDP error: Phase error for CLVP servo
PWMI:
Spindle drive signal from the microcomputer for CAV servo



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