参数资料
型号: MB8504S064AC-67
厂商: Fujitsu Limited
英文描述: CMOS 4M×64 Bit Synchronous Dynamic Random Access Memory (SDRAM)(CMOS 4M×64位同步动态RAM)
中文描述: 的CMOS 4米× 64位同步动态随机存取存储器(SDRAM)的CMOS(4分× 64位同步动态RAM)的
文件页数: 5/20页
文件大小: 404K
代理商: MB8504S064AC-67
5
MB8504S064AC-100/-84/-67
I
SERIAL-PD INFORMATION
Note:
Any write operation must NOT be executed into the addresses of Byte 0 to Byte 127.
Some or all data stored into Byte 0 to Byte 127 may be broken.
(*) Byte 14 : SDRAM Device Attributes
Byte
0
Function Described
Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
1
0
0
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21 to 31
32 to 63
64 to 125
126
127
128+
Defines Number of Bytes Written into
Serial Memory at Module Manufacture
Total Number of Bytes of SPD Memory
Fundamental Memory Type
Number of Row Addresses
Number of Column Addresses
Number of Module Banks
Data Width
Data Width (Continuation)
Interface Type
SDRAM Cycle Time
SDRAM Access from Clock
DIMM Configuration Type
Refresh Rate/Type
SDRAM Module Attributes
SDRAM Device Attributes
Minimum Clock Delay Back to Back
Random Column Address
Burst Lengths Supported
Number of Banks on Each SDRAM Device
CAS Latency
CS Latency
Write Latency
Reserved for Future Offerings
Superset Information
Manufacturer’s Information
Intel Specification Frequency
Intel Specification CAS Latency
Unused Storage Locations
128 Byte
256 Byte
SDRAM
11
9
2 bank
64 bit
+0
LVTTL
10 ns
12 ns
15 ns
8.5 ns
9 ns
Non-Parity
Self, Norm
UN-Buffer
(*)
1 Cycle
1, 2, 4, 8
2 bank
2, 3
0
0
66 MHz
2, 3
0
0
0
0
0
0
0
0
1
1
1
1
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
0
1
0
1
0
0
0
0
0
1
1
0
0
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
1
1
1
0
0
0
0
0
1
1
0
0
0
1
1
0
0
0
1
0
0
0
1
0
0
0
0
0
1
1
0
0
1
1
0
0
0
0
0
Bit7
Bit6
Bit5
Bit4
Bit3
Bit2
Bit1
Bit0
TBD
TBD
TBD
TBD
Supported
Single Write/
Burst Read
Supported
Precharge
All
Supported
Auto-
Precharge
Supported
Early RAS
Precharge
0
0
0
0
0
1
1
0
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