Sanyo DC-TS780 Service Manual page 31

IC BLOCK DIAGRAM & DESCRIPTION
IC800 ZR36748(DVD Player AV Decorder)
Pin No. Name
38 ATCS1#
CDCLK#
GPCI/O[44]
39 ATCS0#
CDDAT#
GPCI/O[45]
ADC interface (3 pin)
164~166 SERADC[2:0]
SDRAM interface (36 pin)
80,82,84,86, RAMDAT[15:0]
87,89,90,92,
93,95,96,98,
99,101,102,
104
53~55,57~60, RAMADD[11:0]
62~64,67,70
72 RAMRAS#
74 RAMCAS#
78 PCLK
76
RAMDQM
66,68 RAMBA[1:0]
71 RAMCS#
75 RAMWE#
External memory interface (41 pin)
105~113, MEMDA[15:0]
117~122
131,133~138, MEMAD[18:0]
140,142~150,
152,154
155 MEMAD[19]#
GPCI/O[33]
129 MEMWR#
128 MEMRD#
124,126 MEMCS[1:0]#
123 MEMCS[2]#
GPCI/O[31]
Power supply (52 pin)
15,33,50,56, GNDP
65,73,79,88,
94,100,114,
125,139,151,
189,207
1,17,35,61,69, VDDP
77,85,91,97,
103,116,127,
141,153,191
48,159 VDDIP
178 GNDP2
180 VDDP2
30,81,132,183 GNDC
28,83,130,185 VDDC
158 GNDA
156 VDDA
171 VDDDAC
168,174,176 GNDDAC[D,B,P]
163 GNDADC
167 GNDADC
I/O Function
O# ATAPI chip select signal O.
I# CD-DSP bit clock signal I.
I/O Controled general I / O by microcomputer software.
O# ATAPI chip select signal O.
I# CD-DSP data I.
I/O Controled general I / O by microcomputer software.
I ADC analog I.
I/O SDRAM data I / O.
O SDRAM address O.
O SDRAM low select O (Active low).
O SDRAM column select O (Active low).
O SDRAM clock O (Same internnal process clock).
O SDRAM data mask O (Active high).
O SDRAM bank select O.
O SDRAM chip select O (Active low).
O SDRAM write enable O (Active low).
I/O External memory data I / O.
O External memory address O.
Used MEMAD (18 : 16) for PLL debug.
O# Externaal address O.
I/O Controled general I / O by microcomputer software.
O External memory write enable O (Active low).
O External memory read enable O (Active low).
O External memory chip select O (Active low).
O# External memory chip select O (Active low).
I/O Controled general I / O by microcomputer software.
S 3.3V digital peripheral power supply GND (16 pin).
S 3.3V digital peripheral power supply (16 pin).
S 3.3V peripheral reference voltage (2 pin).
S Filtered 3.3V digital power supply GND for AMCLK.
S Filtered 3.3V digital power supply for AMCLK.
S 1.8V digital core power supply GND (4 pin).
S 1.8V digital core power supply (4 pin)
S Internal PLL oircuit GND.
S 1.8V internal PLL circuit power supply.
S 3.3V DAC analog power supply.
S 3.3V DAC analog power supply GND (3 pin).
S 3.3V ADC analog power supply.
S 3.3V ADC analog power supply GND.
- 30 -