52
MEX-R5
Pin No.
Pin Name
I/O
Description
51
PLLAVDD33
-
Power supply terminal (+3.3V)
52
PLLAVDD15
-
Power supply terminal (+1.5V)
53
PLLGND
-
Ground terminal
54
SLPF2
O
Loop filter connection terminal of VCO for system clock PLL
55
XO
O
System clock output terminal (36.864 MHz)
56
XI
I
System clock input terminal (36.864 MHz)
57 to 59
GIO14, GIO13,
GIO15
I/O
Not used
60
CLKOUT
O
Clock signal output terminal Not used
61
DVSS
-
Ground terminal
62
DVDD15
-
Power supply terminal (+1.5V)
63
MA3
O
Address signal output to the SD-RAM
64
MA4
O
Address signal output to the SD-RAM
65
MA2
O
Address signal output to the SD-RAM
66
MA5
O
Address signal output to the SD-RAM
67
MA1
O
Address signal output to the SD-RAM
68
MA6
O
Address signal output to the SD-RAM
69
DVSS
-
Ground terminal
70
DVDD33
-
Power supply terminal (+3.3V)
71
MA0
O
Address signal output to the SD-RAM
72
MA7
O
Address signal output to the SD-RAM
73
MA10
O
Address signal output to the SD-RAM
74
MA8
O
Address signal output to the SD-RAM
75
MBA1
O
Bank address signal output to the SD-RAM
76
MA9
O
Address signal output to the SD-RAM
77
MBA0
O
Bank address signal output to the SD-RAM
78
MA11
O
Address signal output to the SD-RAM
79
DVSS
-
Ground terminal
80
DVDD33
-
Power supply terminal (+3.3V)
81
DCS
O
Chip select signal output to the SD-RAM
Chip select signal output terminal Not used
Row address strobe signal output to the SD-RAM
Column address strobe signal output to the SD-RAM
Serial data transfer clock signal output to the SD-RAM
Write enable signal output to the SD-RAM
Write mask signal output to the SD-RAM (upper byte)
Write mask signal output to the SD-RAM (lower byte)
Two-way data bus with the SD-RAM
MD8
I/O
Two-way data bus with the SD-RAM
91
MD6
I/O
Two-way data bus with the SD-RAM
92
MD9
I/O
Two-way data bus with the SD-RAM
93
DVDD15
-
Power supply terminal (+1.5V)
94
DVSS
-
Ground terminal
95
MD5
I/O
Two-way data bus with the SD-RAM
96
MD10
I/O
Two-way data bus with the SD-RAM
97
MD4
I/O
Two-way data bus with the SD-RAM
98
MD11
I/O
Two-way data bus with the SD-RAM
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