Philips DVDR9000H/10, Service Manual

Page: 222 / 240

EN 222 3139 785 31681 9. Circuit- and IC Description
Signal name Pin no. I/O Short description
VDDS N14 3.3 V supply voltage
DQ13 N15 I/O SDRAM Data bit 13
AVS P1 PLL Ground
VSS P2 Ground
A7 P3 Out SDRAM Address bit 7
A9 P4 Out SDRAM Address bit 9
A2 P5 Out SDRAM Address bit 2
A0 P6 Out SDRAM Address bit 0
A11 P7 Out SDRAM Address bit 11
DQ7 P8 I/O SDRAM Data bit 7
DQ6 P9 I/O SDRAM Data bit 6
DQ4 P10 I/O SDRAM Data bit 4
DQ3 P11 I/O SDRAM Data bit 3
DQ1 P12 I/O SDRAM Data bit 1
VDDS P13 3.3 V supply voltage
VSS P14 Ground
DQ12 P15 I/O SDRAM Data bit 12
A4 R1 Out SDRAM Address bit 4
A5 R2 Out SDRAM Address bit 5
A6 R3 Out SDRAM Address bit 6
A8 R4 Out SDRAM Address bit 8
A3 R5 Out SDRAM Address bit 3
A1 R6 Out SDRAM Address bit 1
A10 R7 Out SDRAM Address bit 10
DQ8 R8 I/O SDRAM Data bit 8
VSS R9 Ground
DQ5 R10 I/O SDRAM Data bit 5
VSS R11 Ground
DQ2 R12 I/O SDRAM Data bit 2
DQ9 R13 I/O SDRAM Data bit 9
DQ10 R14 I/O SDRAM Data bit 10
DQ11 R15 I/O SDRAM Data bit 11