MN662793CF – DIGITAL SIGNAL PROCESSOR FOR CD
Pin Name Direction Description
1 D11 signal processor ↔ DRAM DRAM data I/O signal 11
2 D10 signal processor ↔ DRAM DRAM data I/O signal 10
3 D9 signal processor ↔ DRAM DRAM data I/O signal 9
4 D8 signal processor ↔ DRAM DRAM data I/O signal 8
5 UDQM signal processor → DRAM SDRAM upper byte data mask signal output
6 SDRCK signal processor → DRAM SDRAM clock signal output
7 A11 signal processor → DRAM DRAM address signal 11
8 A9 signal processor → DRAM DRAM address signal 9
9 A8 signal processor → DRAM DRAM address signal 8
10 A7 signal processor → DRAM DRAM address signal 7
11 A6 signal processor → DRAM DRAM address signal 6
12 A5 signal processor → DRAM DRAM address signal 5
13 A4 signal processor → DRAM DRAM address signal 4
14 LDQM signal processor → DRAM SDRAM lower byte data mask signal output
15 NWE signal processor → DRAM DRAM write enable signal output
16 NCAS signal processor → DRAM DRAM CAS control signal output
17 NRAS signal processor → DRAM DRAM RAS control signal output
18 NCS signal processor → DRAM SDRAM chip select signal output
19 A3 signal processor → DRAM DRAM address signal 3
20 A2 signal processor → DRAM DRAM address signal 2
21 A1 signal processor → DRAM DRAM address signal 1
22 A0 signal processor → DRAM DRAM address signal 0
23 DRVDD1 +RAM power supply 1 for DRAM interface I/O
24 DVSS1 GND ground 1 for digital circuits
25 A10 signal processor → DRAM DRAM address signal 10
26 BA1 signal processor → DRAM SDRAM bank selection signal output 1
27 BA0 signal processor → DRAM SDRAM bank selection signal output 0
28 DVDD1 +1.8V power supply 1 for internal digital circuits
29 SPOUT signal processor → PWM-driver spindle drive signal output (absolute value)
30 SPPOL signal processor → PWM-driver spindle drive signal output (polarity)
31 TRVP signal processor → PWM-driver traverse drive signal output (positive polarity)
32 TRVM signal processor → PWM-driver traverse drive signal output (negative polarity)
33 TRVP2 signal processor → traverse drive signal output 2 (positive polarity)
34 TRVM2 signal processor → traverse drive signal output 2 (negative polarity)
35 TRP signal processor → PWM-driver tracking drive signal output (positive polarity)
36 TRM signal processor → PWM-driver tracking drive signal output (negative polarity)
37 FOP signal processor → PWM-driver focus drive signal output positive polarity)
38 FOM signal processor → PWM-driver focus drive signal output (negative polarity)
39 IOVDD1 +DSP power supply 1 for digital I/O
40 TBAL signal processor → HF-preamp tracking balance adjustment signal output
41 FBAL signal processor → HF-preamp focus balance adjustment signal output
42 FE HF-preamp → signal processor focus error signal input
43 TE HF-preamp → signal processor tracking error signal input
44 ADPVCC PWM-driver → signal processor voltage input for supply voltage monitor
45 RFENV HF-preamp → signal processor RF envelope signal input
46 LDON signal processor → laser on signal output
47 NRFDET HF-preamp → signal processor RF detection signal input
48 OFT HF-preamp → signal processor off-track signal input
49 BDO HF-preamp → signal processor dropout signal input
50 AVDD1 +HF (+2.6V) power supply 1 for analog circuits
51 IREF → signal processor analog reference current input
52 ARF HF-preamp → signal processor RF signal input
53 DSLF → signal processor DSL loop filter pin
54 PWMSEL → signal processor PWM output mode selection input (low=direct, high=3-state)
55 PLLF signal processor → PLL loop filter pin (for phase comparison)
56 PLLFO signal processor → PLL loop filter pin (for speed comparison)
57 AVSS1 GND ground 1 for analog circuits
58 LOOUTL signal processor → headphone amp. left channel audio output for line-out output
59 LOVSS1 GND ground 1 for line-out output
60 LOOUTR signal processor → headphone amp. right channel audio output for line-out output
61 LOVDD1 +3.0V power supply 1 for line-out output
62 NTEST2 → signal processor headphone output control input
63 TMON1 signal processor → left channel audio output for headphone output
64 LOVDD2 +3.0V power supply 2 for headphone output
65 LOVSS2 GND ground 2 for headphone output
66 TMON2 signal processor → right channel audio output for headphone output
67 DVDD3 +1.8V power supply 3 for digital circuits
68 DVSS2 GND ground 2 for digital circuits
69 EXT0 signal processor ↔ expansion I/O port 0
70 EXT1 signal processor ↔ expansion I/O port 1
71 EXT2 signal processor ↔ expansion I/O port 2
72 MCLK µP → signal processor microcontroller command clock signal input
73 MDATA µP → signal processor microcontroller command data signal input
74 MLD µP → signal processor microcontroller command load signal input
75 STAT signal processor → µP status signal output
76 BLKCK signal processor → µP subcode block clock signal output
77 SMCK signal processor → PWM-driver 4.2336MHz/8.4672MHz clock signal output
78 PMCK signal processor → 88.2kHz clock signal output
79 TX signal processor → digital audio interface signal output
80 FLAG signal processor → flag signal output
81 NRST µP → signal processor LSI reset signal input
82 NTEST +DSP test mode setting input
83 DVSS3 GND ground 3 for digital circuits
84 X1 → signal processor crystal oscillator circuit input
85 X2 signal processor → crystal oscillator circuit output
86 IOVDD2 +DSP power supply 2 for digital I/O
87 DVDD2 +1.8V power supply 2 for internal digital circuits
88 D2 signal processor ↔ DRAM DRAM data I/O signal 2
89 D1 signal processor ↔ DRAM DRAM data I/O signal 1
90 D0 signal processor ↔ DRAM DRAM data I/O signal 0
91 D3 signal processor ↔ DRAM DRAM data I/O signal 3
92 D4 signal processor ↔ DRAM DRAM data I/O signal 4
93 D5 signal processor ↔ DRAM DRAM data I/O signal 5
94 D6 signal processor ↔ DRAM DRAM data I/O signal 6
95 D7 signal processor ↔ DRAM DRAM data I/O signal 7
96 D15 signal processor ↔ DRAM DRAM data I/O signal 15
97 D14 signal processor ↔ DRAM DRAM data I/O signal 14
98 DRVDD2 +RAM power supply 2 for DRAM interface I/O
99 D13 signal processor ↔ DRAM DRAM data I/O signal 13
100 D12 signal processor ↔ DRAM DRAM data I/O signal 12
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