CXD1803AR View Datasheet(PDF) - Sony Semiconductor
Part Name
Description
Manufacturer
CXD1803AR Datasheet PDF : 46 Pages
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Pin No.
Q
R
35
33
36
34
37
35
38
36
39
37
40
38
41
39
42
40
43
41
44
42
45
43
46
44
47
45
48
46
49
47
50
48
51
49
52
50
53
51
54
52
55
53
56
54
57
55
58
56
59
57
60
58
61
59
62
60
63
61
64
62
65
63
66
64
67
65
Symbol
GND
SD7
SDRQ
XSAC
MA0
GND
MA1
MA2
MA3
MA4
MA5
MA6
GND
MA7
MA8
MA9
MA10
MA11
VDD
GND
MA12
MA13
XME0
MA14
MA15
GND
MA16
XRAS
XME1
XMOE
XCAS
XMWR
GND
MDB0
MDB1
I/O
Description
— Ground
I/O SCSI controller data bus
I
SCSI data request positive logic signal
O SCSI acknowledge negative logic signal
O Buffer memory address (LSB)
— Ground
O Buffer memory address
O Buffer memory address
O Buffer memory address
O Buffer memory address
O Buffer memory address
O Buffer memory address
— Ground
O Buffer memory address
O Buffer memory address
O Buffer memory address
O Buffer memory address
O Buffer memory address
— Power supply (+5 V)
— Ground
O Buffer memory address
O Buffer memory address
O Memory chip enable negative logic signal
O Buffer memory address
O Buffer memory address
— Ground
Buffer memory address
O
DRAM RAS signal
O Memory chip enable negative logic signal
Buffer memory output enable negative logic signal
O
DRAM CAS signal
O Buffer memory write enable negative logic signal
— Ground
I/O Buffer memory data bus
I/O Buffer memory data bus
CXD1803AQ/AR
—4—
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