Sony HCD-SR1 Service Manual page 107

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Pin No. Pin Name
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62 MDQM0
63
64
65
66
67
TE
L 13942296513
68
69
70
71
72
73 MDQM1
74
75
76
77
78
79
80
81
82
83
84
85
86 MDQM2
87
88
www
89
90
91
.
92
93
94
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I/O
BA0 O SDRAM bank select 0 signal output
MCS0 O SDRAM chip select 0 signal output
MCS1 O Not used
MRAS O SDRAM row address strobe signal output
MCAS O SDRAM column address strobe signal output
MWE O SDRAM write enable signal output ("H" : read, "L" : write)
GND25 — Ground terminal (SDRAM I/O signal)
VDD25 — Power supply terminal (+3.3V) (SDRAM I/O signal)
MCLK O SDRAM Clock output
MD0 I/O SDRAM data
MD1 I/O SDRAM data
MD2 I/O SDRAM data
MD3 I/O SDRAM data
GND25 — Ground terminal (SDRAM I/O signal)
O Byte read /write mask signal 0 output
VDD25 — Power supply terminal (+3.3V) (SDRAM I/O signal)
MD4 I/O SDRAM data
MD5 I/O SDRAM data
MD6 I/O SDRAM data
MD7 I/O SDRAM data
MD8 I/O SDRAM data
MD9 I/O SDRAM data
MD10 I/O SDRAM data
MD11 I/O SDRAM data
GND25 — Ground terminal (SDRAM I/O signal)
O Byte read /write mask signal 1 output
VDD25 — Power supply terminal (+3.3V) (SDRAM I/O signal)
MD12 I/O SDRAM data
MD13 I/O SDRAM data
MD14 I/O SDRAM data
MD15 I/O SDRAM data
GND — Ground terminal (inside core)
VDD — Power supply terminal (+1.8V) (inside core)
MD16 I/O SDRAM data
MD17 I/O SDRAM data
MD18 I/O SDRAM data
MD19 I/O SDRAM data
GND25 — Ground terminal (SDRAM I/O signal)
O Byte read /write mask signal 2 output
VDD25 — Power supply terminal (+3.3V) (SDRAM I/O signal)
MD20 I/O SDRAM data
MD21 I/O SDRAM data
MD22 I/O SDRAM data
x ao
y
MD23 I/O SDRAM data
i
MD24 I/O SDRAM data
MD25 I/O SDRAM data
MD26 I/O SDRAM data
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HCD-SR1/SR2/SR3
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Description
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