參數(shù)資料
型號(hào): EDS2532EEBH-9A-E
廠商: ELPIDA MEMORY INC
元件分類: DRAM
英文描述: 256M bits SDRAM (8M words x 32 bits)
中文描述: 8M X 32 SYNCHRONOUS DRAM, 7 ns, PBGA90
封裝: ROHS COMPLIANT, FBGA-90
文件頁數(shù): 42/50頁
文件大?。?/td> 718K
代理商: EDS2532EEBH-9A-E
EDS2532EEBH-9A
Preliminary Data Sheet E0617E40 (Ver. 4.0)
42
Write Cycle
CLK
CKE
/CS
tRAS
tRCD
/RAS
/CAS
/WE
BS
A10
Address
DQ (input)
DQ (output)
tCH t
tCK
tHI
tHI
CL
tHI
tHI
tSI
tSI
tSI
tSI
tRP
tRC
tDPL
Bank 0
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tHI
tSI
tSI
Bank 0
Active
Bank 0
Precharge
VIH
CL = 2
BL = 4
Bank 0 access
= VIH or VIL
DQM
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
tHI
tSI
Mode Register Set Cycle
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
CLK
CKE
/CS
/RAS
/CAS
/WE
BS
Address
DQM
DQ (input)
DQ (output)
High-Z
b
b+3
b’
b’+1
b’+2
b’+3
l
MRD
valid
C: b’
code
l
RCD
l
RP
Precharge
Mode
register
Set
Bank 3
Bank 3
R: b
C: b
Output mask
VIH
l
RCD
= 3
/CAS latency = 3
Burst length = 4
= VIH or VIL
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