參數(shù)資料
型號: HB52RF329E2
廠商: Hitachi,Ltd.
英文描述: 256 MB Registered SDRAM DIMM(256 MB 寄存同步DRAM DIMM)
中文描述: 注冊使用256 MB SDRAM的內(nèi)存(256 MB的寄存同步的DRAM內(nèi)存)
文件頁數(shù): 6/64頁
文件大?。?/td> 869K
代理商: HB52RF329E2
HB52RF329E2-75F
6
Serial PD Matrix*
1
Byte No. Function described
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0 Hex value Comments
0
Number of bytes used by
module manufacturer
1
0
0
0
0
0
0
0
80
128
1
Total SPD memory size
0
0
0
0
1
0
0
0
08
256 byte
2
Memory type
0
0
0
0
0
1
0
0
04
SDRAM
3
Number of row addresses bits
0
0
0
0
1
1
0
0
0C
12
4
Number of column addresses
bits
0
0
0
0
1
0
1
0
0A
10
5
Number of banks
0
0
0
0
0
0
1
0
02
2
6
Module data width
0
1
0
0
1
0
0
0
48
72 bit
7
Module data width (continued)
0
0
0
0
0
0
0
0
00
0 (+)
8
Module interface signal levels
0
0
0
0
0
0
0
1
01
LVTTL
9
SDRAM cycle time
(highest
CE
latency)
7.5 ns
0
1
1
1
0
1
0
1
75
CL = 3
10
SDRAM access from Clock
(highest
CE
latency)
5.4 ns
0
1
0
1
0
1
0
0
54
*
5
11
Module configuration type
0
0
0
0
0
0
1
0
02
ECC
12
Refresh rate/type
1
0
0
0
0
0
0
0
80
Normal
(15.625
μ
s)
Self refresh
13
SDRAM width
0
0
0
0
0
1
0
0
04
16M
×
4
×
4
14
Error checking SDRAM width
0
0
0
0
0
1
0
0
04
15
SDRAM device attributes:
minimum clock delay for back-to-
back random column addresses
0
0
0
0
0
0
0
1
01
1 CLK
16
SDRAM device attributes:
Burst lengths supported
1
0
0
0
1
1
1
1
8F
1, 2, 4, 8,
full page
17
SDRAM device attributes:
number of banks on SDRAM
device
0
0
0
0
0
1
0
0
04
4
18
SDRAM device attributes:
CE
latency
0
0
0
0
0
1
1
0
06
2, 3
19
SDRAM device attributes:
S
latency
0
0
0
0
0
0
0
1
01
0
20
SDRAM device attributes:
W
latency
0
0
0
0
0
0
0
1
01
0
21
SDRAM device attributes
0
0
0
1
0
1
1
0
16
Registered
相關(guān)PDF資料
PDF描述
HB52RF648DC-B 512 MB Unbuffered SDRAM S.O.DIMM 64-Mword 】 64-bit, 133/100 MHz Memory Bus, 2-Bank Module (16 pcs of 32 M 】 8 components) PC133/100 SDRAM
HB52RD648DC-B 512 MB Unbuffered SDRAM S.O.DIMM 64-Mword 】 64-bit, 133/100 MHz Memory Bus, 2-Bank Module (16 pcs of 32 M 】 8 components) PC133/100 SDRAM
HB52RF649DC 512MB Unbuffered SDRAM S.O.DIMM
HB52RD649DC-A6B 512MB Unbuffered SDRAM S.O.DIMM
HB52RD649DC-A6BL 512MB Unbuffered SDRAM S.O.DIMM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HB52RF329E2-75F 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x72 SDRAM Module
HB52RF648DC-75B 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x64 SDRAM Module
HB52RF648DC-75BL 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x64 SDRAM Module
HB52RF648DC-B 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:512 MB Unbuffered SDRAM S.O.DIMM 64-Mword 】 64-bit, 133/100 MHz Memory Bus, 2-Bank Module (16 pcs of 32 M 】 8 components) PC133/100 SDRAM
HB52RF649DC 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:512MB Unbuffered SDRAM S.O.DIMM