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LA9251 数据表(PDF) 4 Page - Sanyo Semicon Device |
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LA9251 数据表(HTML) 4 Page - Sanyo Semicon Device |
4 / 17 page No. 6125-4/17 LA9251M Continued from preceding page. Pin No. Pin Function 25 SP– In conjunction with the SPD pin, spindle phase compensation constant connection 26 SPD Spindle control signal output 27 SLEQ Sled phase compensation constant connection 28 SLD Sled control signal output 29 SL– Sled feed signal input from the microcontroller 30 SL+ Sled feed signal input from the microcontroller 31 OSC Oscillator frequency setting 32 (NC) No connection 33 SLOF Sled servo off control input 34 TGRF Tracking servo gain RF level follower function setting 35 SP8 Spindle 8 cm/12 cm mode switching control from the DSP 36 EFBAL E/F balance adjustment signal input from the DSP 37 FSTA Focus search control signal input from the DSP 38 LASER Laser on/off control from the DSP 39 (NC) No connection 40 TJP Track jump signal input from the DSP 41 TGL Tracking gain control signal input from the DSP 42 TOFF Tracking off control signal input from the DSP 43 TES TES signal output to the DSP 44 HFL Output for the HFL signal that indicates whether the main beam is positioned over pits or mirror 45 CLV CLV error signal input from the DSP 46 GND GND 47 RF RF output 48 RF– In conjunction with the RF pin, sets the RF gain and sets the EFM 3T compensation constant 49 SLC Output for control of the data slice level according to the DSP 50 SLI Input for control of the data slice level according to the DSP 51 DEF Disc defect detection output 52 DRF RF level detection output 53 FSC Focus search smoothing capacitor output 54 TBC E/F balance variation range setting 55 FSS Focus search mode setting 56 VCC VCC 57 REFI Reference voltage bypass capacitor connection 58 VR Reference voltage output 59 LF2 Disc defect detection time constant setting 60 PH1 RF signal peak hold capacitor connection 61 BH1 RF signal bottom hold capacitor connection 62 LDD APC circuit output 63 LDS APC circuit input 64 (NC) No connection |
类似零件编号 - LA9251 |
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类似说明 - LA9251 |
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