Service Manuals, User Guides, Schematic Diagrams or docs for : Pioneer DVD pioneer cd IC_pdf UPD63760GJ
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>> Download UPD63760GJ documenatation <<Text preview - extract from the documentIC INFORMATION UPD63760GJ
Function Digital Servo/Data Processor 1/2 E
Type CMOS Model CDS-4027ZM/E
- Pin Functions (UPD63760GJ)
Pin No. Pin Name I/O Function and Operation
1 R.GND GND for DRAM I/F
2 rst I Input of reset
3-7 AB12-8 I Address bus 12-8 from the microcomputer
8-15 AD7-0 I/O Address/data bus 7-0 to the microcomputer
16 cs I Chip selection
17 ASTB I Address strobe
18 read I Control signals (read)
19 write I Control signals (write)
20 wait O Control signals (wait)
21 INTQ Interruption signals to the external microcomputer
22 IFMODE I Switching between the data buses (16bit/8bit)
23 D.VDD Power supply for digital circuits
24 xtalen! I Permission to oscillate 16.9344MHz
25 xtalen@ I Permission to oscillate 24.576MHz
26 DA.VDD Power supply for DAC
27 ROUT O Output of audio for the right channel
28 DA.GND GND for DAC
29 R+ O Output of the right channel audio PWM
30 R- O Output of the right channel audio PWM
31 REGC Connected to the capacitor for band gap
32 L- O Output of the left channel audio PWM
33 L+ O Output of the left channel audio PWM
34 DA.GND GND for DAC
35 LOUT O Output of audio for the left channel
36 DA.VDD Power supply for DAC
37 X.VDD Power supply for the crystal oscillator
38 XTAL1 Connected to the crystal oscillator (16.9344MHz)
39 xtal! Connected to the crystal oscillator (16.9344MHz)
40, 41 X.GND Ground for the crystal oscillator
42 xtal@ Connected to the crystal oscillator (24.576MHz)
43 XTAL2 Connected to the crystal oscillator (24.576MHz)
44 X.VDD Power supply for the crystal oscillator
45 D.GND GND for digital circuits
46 DIN I Input of audio data
47 DOUT O Output of audio data
48 SCKIN I Clock input for audio data
49 SCKO O Clock output for audio data
50 LRCKIN I Input of LRCK for audio data
51 LRCK O Output LRCK for audio data
52 TESTX O Output for tests
53 RFOK O Output of RFOK
54 C16M O Output of 16.9344MHz
55 TESTEN I Connected to GND
56 TEST4 I Connected to GND
57 D.VDD Power supply for digital circuits
58 RFCK/HOLD O Output of RFCK/HOLD signal
59 WFCK/MIRR O Output of WFCK/MIRR signal
60 PLCK O Output of PLCK
61 LOCK O Output of LOCK
62 C1D1 O Information on error correction
63 C1D2 O Information on error correction
64 C2D1(RMUTE) O Information on error correction (mute for Rch)
65 C2D2(LMUTE) O Information on error correction (mute for Lch)
66 C2D3 O Information on error correction
67 D.GND Ground for digital circuits
68 ras O Output of DRAM RAS
2002.8
IC INFORMATION UPD63760GJ
Function Digital Servo/Data Processor 2/2 E
Type CMOS Model CDS-4027ZM/E
Pin No. Pin Name I/O Function and Operation
69 cas) O Output of DRAM Lower CAS
70 cas! O Output of DRAM Upper CAS
71 we O Output of DRAM WE
72 oe O Output of DRAM OE
73-88 RDB0-15 I/O Input/output of DRAM Data0-15
89 D.GND Ground for digital circuits
90-99 RA0-9 O Output of DRAM Address0-9
100 D.VDD Power supply for digital circuits
101-104 TEST0-3 I Connected to GND
105 FD O Output of focus drive PWM
106 TD O Output of tracking drive PWM
107 SD O Output of thread drive PWM
108 MD O Output of spindle drive PWM
109 A.VDD Power supply for the analog system
110 ATEST O Analog tests
111 EFM O Output of EFM signals
112 ASY I Input of asymmetry
113 C3T Connection to the capacitor for detecting 3T
114 A.GND Ground for the analog system
115 RFI I Input of RF
116 AGCO O Output of RF
117 AGCI I Input of AGC
118 RFO O Output of RF(AGC)
119, 120 EQ2, 1 Equalizer 2, 1
121 RF2- I Reversal input of RF2
122 RF- I Reversal input of RF
123 A.GND Ground for the analog system
124 A I Input of A
125 C I Input of C
126 B I Input of B
127 D I Input of D
128 F I Input of F
129 E I Input of E
130 A.VDD Power supply for the analog system
131 REFOUT O Output of reference voltage
132 REFC Connected to the capacitor for output of REFOUT
133 FE- I Reversal input of FE
134 FEO O Output of FE
135 TE- I Reversal input of TE
136 TEO O Output of TE
137 TE2 O TE2
138 TEC I TEC
139 A.GND Ground for the analog system
140 LDREGO O Output of REG voltage for APC
141 PD I Input of PD
142 LD O Output of LD
143 PN I Assignment of pickup polarity
144 A.VDD Power supply for the analog system
UPD63760GJ
72
37
73 36
108 1
109
144
2002.8
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