Harman Kardon DVD 48, Service Manual

Page: 156 / 174

Philips Semiconductors
SAA7893HL
Super audio media player
9397 750 10925 © Koninklijke Philips Electronics N.V. 2003. All rights reserved.
D_ADDR[12] 78 O10 SDRAM address bus
D_ADDR[11] 79 O10 SDRAM address bus
D_Wen 80 O10 read or write
D_RASn 81 O10 row address select; active LOW
D_CASn 82 O10 column address select; active LOW
GND_IO4 83 GND_IO GND I/O pads
GND_Core2 84 GND_core core ground
VCC_Core2 85 VCC_core core supply voltage
D_clk 86 O10 clock signal needed for SDRAM
D_DQ[5] 87 I/O10 data bus
D_UDQM 88 O10 DQ mask enable (upper)
D_LDQM 89 O10 DQ mask enable (lower)
D_DQ[7] 90 I/O10 data bus
D_DQ[8] 91 I/O10 data bus
VCC_IO4 92 VCC_IO V
CC
I/O pads
D_DQ[6] 93 I/O10 data bus
D_DQ[9] 94 I/O10 data bus
D_DQ[10] 95 I/O10 data bus
D_DQ[4] 96 I/O10 data bus
D_DQ[11] 97 I/O10 data bus
D_DQ[3] 98 I/O10 data bus
GND_IO5 99 GND_IO GND I/O pads
D_DQ[12] 100 I/O10 data bus
D_DQ[2] 101 I/O10 data bus
D_DQ[13] 102 I/O10 data bus
D_DQ[1] 103 I/O10 data bus
D_DQ[14] 104 I/O10 data bus
D_DQ[0] 105 I/O10 data bus
VCC_IO5 106 VCC_IO V
CC
I/O pads
D_DQ[15] 107 I/O10 data bus
DSD_PCM_0 108 O10 6-channel data output
DSD_PCM_1 109 O10 6-channel data output
DSD_PCM_2 110 O10 6-channel data output
DSD_PCM_3 111 O10 6-channel data output
GND_IO6 112 GND_IO GND I/O pads
DSD_PCM_4 113 O10 6-channel data output
DSD_PCM_5 114 O10 6-channel data output
DSD_PCM_6 115 O10 6-channel clock/control
DSD_PCM_7 116 O10 6-channel clock/control
DSD_PCM_8 117 O10 2-channel clock/control
VCC_IO6 118 VCC_IO V
CC
I/O pads
Table 2: Pin description
…continued
Symbol Pin Type
[1]
Description
156
DVD48
harman/kardon