參數(shù)資料
型號: MC-42S8LFF64S
廠商: NEC Corp.
英文描述: 3.3 V Operation 16M-Word By 65-Bit Dynamic RAM Module(工作電壓為3.4V的DRAM模塊)
中文描述: 3.3 V工作電壓1,600 - 65字位動(dòng)態(tài)RAM模塊(工作電壓為3.4V時(shí)的內(nèi)存模塊)
文件頁數(shù): 13/32頁
文件大?。?/td> 276K
代理商: MC-42S8LFF64S
13
MC-42S8LFF64S
Serial PD
Byte No.
Function Described
Hex
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Notes
0
1
2
3
4
5
6
7
8
9
Number of serial PD bytes
Serial memory
Fundamental memory type
Number of rows
Number of columns
Number of banks
Data width
Data width (continued)
Voltage interface
/RAS access time
5DH
08H
02H
0CH
0BH
01H
40H
00H
01H
32H
3CH
0DH
0FH
00H
83H
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
1
0
0
0
0
0
0
0
0
1
1
0
0
0
0
1
1
0
1
1
0
0
0
0
0
1
1
1
0
0
1
0
0
1
0
0
0
0
0
0
1
1
1
0
0
0
0
1
0
1
0
0
0
0
1
0
0
1
0
1
1
0
0
0
1
1
0
0
1
0
0
1
1
0
1
93 bytes
256 bytes
EDO
12 rows
11 columns
1 bank
64 bits
0
LVTTL
50 ns
60 ns
13 ns
15 ns
None
Self refresh
(31.3
μ
s)
×
8
None
-A50
-A60
-A50
-A60
10
/CAS access time
11
12
Error detection/correction
Refresh period
13
14
DRAM width
Error checking DRAM width
08H
00H
00H
01H
8BH
97H
10H
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
1
1
0
0
0
0
1
1
1
0
15 - 61
62
63
SPD revision
Checksum for bytes 0-62
1
-A50
-A60
64
Manufacture’s JEDEC ID code per
JEP-106E
65-71
72
73
74
75
76
77
78
79
80
81
82
83
00H
0
0
0
0
0
0
0
0
Manufacturing location
Part name
Part name
Part name
Part name
Part name
Part name
Part name
Part name
Part name
Part name
Part name
34H
32H
53H
38H
4CH
46H
46H
36H
34H
53H
41H
44H
44H
41H
35H
36H
30H
20H
20H
20H
31H
20H
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
1
1
0
0
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
0
1
0
0
0
1
1
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
1
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
1
1
1
1
0
0
1
1
0
1
1
0
0
0
0
0
0
0
1
1
0
0
1
1
1
0
1
0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1
1
0
0
1
1
0
0
0
0
0
1
0
MC-42S8LFF64SA
MC-42S8LFF64SD
84
85
86
Part name
Part name
Part name
-A50
-A60
87
88
89
90
91
92
Part name
Part name
Part name
Part name
PCB revision code
Blank
Remark
1 : High level (Serial data), 0 : Low level (Serial data)
#
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