Pin No. | Pin Name | I/O |
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46 | D1 | I/O |
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47 | D0 | I/O |
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48 | D2 | I/O |
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49 | D3 | I/O |
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50 | MVCI | I |
| Digital in PLL oscillation input from the external VCO | Not used (fixed at “L”) | |||
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51 | ASYO | O |
| Playback EFM |
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52 | ASYI | I (A) |
| Playback EFM asymmetry comparator voltage input terminal | ||||
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53 | AVDD | — |
| Power supply terminal (+3.3V) (analog system) |
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54 | BIAS | I (A) |
| Playback EFM asymmetry circuit constant current input terminal | ||||
55 | RFI | I (A) |
| Playback EFM RF signal input from the CXA2523AR (IC302) | ||||
56 | AVSS | — |
| Ground terminal (analog system) |
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57 | PDO | O (3) |
| Phase comparison output for clock playback analog PLL of the playback EFM Not used (open) | ||||
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58 | PCO | O (3) |
| Phase comparison output for master clock of the recording/playback EFM master PLL | ||||
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59 | FILI | I (A) |
| Filter input for master clock of the recording/playback master PLL | ||||
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60 | FILO | O (A) |
| Filter output for master clock of the recording/playback master PLL | ||||
61 | CLTV | I (A) |
| Internal VCO control voltage input of the recording/playback master PLL | ||||
62 | PEAK | I (A) |
| Light amount signal (RF/ABCD) peak hold input from the CXA2523AR (IC302) | ||||
63 | BOTM | I (A) |
| Light amount signal (RF/ABCD) bottom hold input from the CXA2523AR (IC302) | ||||
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64 | ABCD | I (A) |
| Light amount signal (ABCD) input from the CXA2523AR (IC302) | ||||
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65 | FE | I (A) |
| Focus error signal input from the CXA2523AR (IC302) |
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66 | AUX1 | I (A) |
| Auxiliary signal (I3 signal/temperature signal) input terminal Not used (fixed at “H”) | ||||
67 | VC | I (A) |
| Middle point voltage (+1.65V) input from the CXA2523AR (IC302) | ||||
68 | ADIO | O (A) |
| Monitor output of the A/D converter input signal | Not used (open) | |||
69 | AVDD | — |
| Power supply terminal (+3.3V) (analog system) |
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70 | ADRT | I (A) |
| A/D converter operational range upper limit voltage input terminal (fixed at “H” in this set) | ||||
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71 | ADRB | I (A) |
| A/D converter operational range lower limit voltage input terminal (fixed at “L” in this set) | ||||
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72 | AVSS | — |
| Ground terminal (analog system) |
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73 | SE | I (A) |
| Sled error signal input from the CXA2523AR (IC302) |
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74 | TE | I (A) |
| Tracking error signal input from the CXA2523AR (IC302) | ||||
75 | AUX2 | I (A) |
| Auxiliary signal input terminal Light amount signal input from the CXA2523AR (IC302) | ||||
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76 | DCHG | I (A) |
| Connected to the +3.3V power supply |
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77 | APC | I (A) |
| Error signal input for the laser automatic power control | Not used (fixed at “L”) | |||
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78 | ADFG | I |
| ADIP duplex FM signal (22.05 kHz ± | 1 kHz) input from the CXA2523AR (IC302) | |||
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79 | F0CNT | O |
| Filter f0 control signal output terminal | Not used (open) |
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80 | XLRF | O |
| Serial data latch pulse signal output terminal Not used (open) | ||||
81 | CKRF | O |
| Serial data transfer clock signal output terminal | Not used (open) | |||
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82 | DTRF | O |
| Writing serial data output terminal Not used (open) |
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83 | APCREF | O |
| Control signal output to the reference voltage generator circuit for the laser automatic power | ||||
| control |
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84 | LDDR | O |
| PWM signal output for the laser automatic power control | Not used (open) | |||
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85 | TRDR | O |
| Tracking servo drive PWM signal | ||||
86 | TFDR | O |
| Tracking servo drive PWM signal (+) output to the BH6511FS (IC303) | ||||
87 | DVDD | — |
| Power supply terminal (+3.3V) (digital system) |
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88 | FFDR | O |
| Focus servo drive PWM signal (+) output to the BH6511FS (IC303) | ||||
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41
