Philips MC-D370/22 Service Manual page 55

DVD FRONT END IC
LC78663NRW
Pin Functions - 3
Block No. Pin I/O
AV data I/F 91 AVREQI I AV data request flag input
92 AVACKO O AV data read strobe output
93 AVDACK O AV data read output
94 AVSCTB O AV output sector synchronization output
95 AVERRB O AV data reliability flag output
96 AVD0 O AV data bus 0
97 AVD1 O AV data bus 1
98 AVD2 O AV data bus 2
99 AVD3 O AV data bus 3
100 AVD4 O AV data bus 4
101 AVD5 O AV data bus 5
102 AVD6 O AV data bus 6
103 AVD7 O AV data bus 7
RF I/F 104 EFMOUT O EFM binarized signal output
105 PCK O EFM playback signal shift clock output
Power supply 106 DVDDO - Internal logic system power supply [Digital 2.5 V]
107 DVSS - Digital system ground
EFM PLL 108 VCOCTL - VCO filter connection
109 PPDO - Phase comparator filter connection
110 FPDO - Frequency comparator filter connection
111 LF1 - Filter connection 1
112 LF2 - Filter connection 2
113 LF3 - Filter connection 3
114 PCN - Voltage monitor (Phase comparator charge pump PCH control voltage)
115 PISET - Phase comparator constant current charge pump current setting
116 FISET - Frequency comparator constant current charge pump current setting
117 CDFR - EFM data recovery PLL VCO oscillator range setting [CD]
118 DVDFR - EFM data recovery PLL VCO oscillator range setting [DVD]
Power supply 119 AVDD2 - EFM PLL JV power supply [Analog 3.3 V]
120 AVSS - Analog system ground
JV 121 JVCPI - JV
122 JVCPC - JV
123 JVAO O EFM data recovery PLL clock jitter output
124 JVAIN - JV
125 JVRVO - JV
Power supply 126 AVDD3 - System PLL power supply [Analog 2.5 V]
127 AVSS - Analog system ground
SYTEM CLK 128 VPDO - System PLL filter connection
129 VRPFR - System PLL VCO oscillator range setting
130 VCOC - System PLL filter connection
Power supply 131 DVDDO - Internal logic system power supply [Digital 2.5 V]
132 DVSS - Digital system ground
133 DVDD2 - Oscillator circuit power supply [Digital 3.3 V]
SYTEM CLK 134 XIN I Oscillator circuit input
135 XOUT O Oscillator circuit output
Power supply 136 DVSS - Digital system ground
SYSTEM CLK 137 X16MIO I/O External 16 MHz I/O
138 TEST2 I Test input 2 (This input must be tied low.)
139 DVDCKIO I/O Internal DVD clock I/O
Monitor 140 FSX O CD single frame sync signal
141 EFLG O Error correction C1 and C2 correction state monitor
CD data 142 DOUT O Audio EIAJ data output
Power supply 143 DVDD1 - I/O system power supply [Digital 3.3 V]
144 DVSS - Digital system ground
9-11
Supplement
Monitor pin 6
Monitor pin 5
Monitor pin 7
DVD FRONT END IC
LC78663NRW
Pin Functions - 4
Block No. Pin I/O
DRAM I/F 145 MD8 I/O DRAM data bus 8
146 MD9 I/O DRAM data bus 9
147 MD10 I/O DRAM data bus 10
148 MD11 I/O DRAM data bus 11
Power supply 149 NC - No Connect pin
DRAM I/F 150 MD12 I/O DRAM data bus 12
151 MD13 I/O DRAM data bus 13
152 MD14 I/O DRAM data bus 14
153 MD15 I/O DRAM data bus 15
Power supply 154 NC - No Connect pin
155 NC - No Connect pin
DRAM I/F 156 MD0 I/O DRAM data bus 0
157 MD1 I/O DRAM data bus 1
158 ND2 I/O DRAM data bus 2
159 MD3 I/O DRAM data bus 3
Power supply 160 NC - No Connect pin
DRAM I/F 161 MD4 I/O DRAM data bus 4
162 MD5 I/O DRAM data bus 5
163 MD6 I/O DRAM data bus 6
164 MD7 I/O DRAM data bus 7
Power supply 165 DVDD1 - I/O system power supply [Digital 3.3 V]
166 DVSS - Digital system ground
167 DEFECT1 I/O Defect signal input
168 DEFECT0 O Defect signal output
RF I/F 169 RFP0 I/O General-purpose RF I/O 0
170 RFP1 I/O General-purpose RF I/O 1
171 RFP2 I/O General-purpose RF I/O 2
172 RFP3 I/O
General-purpose RF I/O 3
173 TEST0 I/O Tracking error signal I/O
174 HFLI0 I/O Mirror detection signal I/O
Power supply 175 DVDD0 - Internal logic system power supply [Digital 2.5 V]
176 DVSS - Digital system ground
DVDD0: 4 pins: Digital system 2.5 V power supply:
DVDD1: 4 pins: Digital system 3.3 V power supply:
DVDD2: 1 pin: Digital system 3.3 V power supply:
AVDD1: 1 pin: Analog system 3.3 V power supply:
AVDD2: 1 pin: Analog system 3.3 V power supply:
AVDD3: 1 pin: Analog system 2.5 V power supply:
DVSS: 12 pins: Digital system ground
AVSS: 3 pins: Analog system ground
9-11
Supplement
General-purpose port I/O pin 0
WRQ output
HBUSYB output
HFBUSYB output
Event counter input
Logic block
I/O pin power supply
Oscillator circuit power supply
A/D and D/A converters, SLC
EFM PLL and JV
System PLL