參數資料
型號: 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: 46/50頁
文件大?。?/td> 718K
代理商: EDS2532EEBH-9A-E
EDS2532EEBH-9A
Preliminary Data Sheet E0617E40 (Ver. 4.0)
46
Power Down Mode
CLK
CKE
/CS
/RAS
/CAS
/WE
BS
Address
DQM
DQ (input)
DQ (output)
Precharge command
Power down entry
Active Bank 0
Power down
CKE Low
R: a
A10=1
RP
t
High-Z
Power down cycle
/RAS-/CAS delay = 3
/CAS latency = 3
Burst length = 4
= VIH or VIL
Initialization Sequence
7
8
9
10
52
53
54
48
49
50
51
Auto Refresh
Bank active
RC
t
RC
t
Auto Refresh
Valid
0
1
2
3
4
5
6
CLK
CKE
/CS
/RAS
/CAS
/WE
Address
DQM
DQ
valid
l
MRD
tRP
All banks
Mode register
VIH
VIH
55
High-Z
code
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