參數(shù)資料
型號: EDS1232CABB-75L-E
廠商: ELPIDA MEMORY INC
元件分類: DRAM
英文描述: 128M bits SDRAM
中文描述: 4M X 32 SYNCHRONOUS DRAM, 5.4 ns, PBGA90
封裝: FBGA-90
文件頁數(shù): 18/55頁
文件大小: 564K
代理商: EDS1232CABB-75L-E
EDS1232CABB, EDS1232CATA
Preliminary Data Sheet E0247E40 (Ver. 4.0)
18
Function Truth Table*
1
Current state
/CS /RAS /CAS /WE Address
Command
Operation
Notes
Idle
H
×
×
×
×
×
×
DESL
Nop or power down
2
L
H
H
NOP or BST
READ/READA
Nop or power down
2
L
H
L
H
BA, CA, A10
ILLEGAL
3
L
H
L
L
BA, CA, A10
WRIT/ WRITA
ILLEGAL
3
L
L
H
H
BA, RA
ACT
Row activating
L
L
H
L
BA, A10
PRE/PALL
Nop
L
L
L
H
×
REF/SELF
CBR (auto) refresh or self refresh
4
L
L
L
L
OPCODE
MRS
Mode register accessing
Row active
H
×
×
×
×
DESL
Nop
L
H
H
×
×
NOP or BST
READ/READA
Nop
L
H
L
H
BA, CA, A10
Begin read: Determine AP
5
L
H
L
L
BA, CA, A10
WRIT/ WRITA
Begin write: Determine AP
5
L
L
H
H
BA, RA
ACT
ILLEGAL
3
L
L
H
L
BA, A10
PRE/PALL
Precharge
6
L
L
L
H
×
REF/SELF
ILLEGAL
L
L
L
L
OPCODE
MRS
ILLEGAL
Read
H
×
×
×
×
DESL
Continue burst to end
Row active
L
H
H
H
×
NOP
Continue burst to end
Row active
L
H
H
L
×
BST
Burst stop
Row active
L
H
L
H
BA, CA, A10
READ/READA
Terminate burst, new read: Determine AP
7
L
H
L
L
BA, CA, A10
WRIT/WRITA
Terminate burst, begin write: Determine AP 7, 8
L
L
H
H
BA, RA
ACT
ILLEGAL
3
L
L
H
L
BA, A10
PRE/PALL
Terminate burst, Precharging
L
L
L
H
×
REF/SELF
ILLEGAL
L
L
L
L
OPCODE
MRS
ILLEGAL
Write
H
×
×
×
×
DESL
Continue burst to end
Write recovering
L
H
H
H
×
NOP
Continue burst to end
Write recovering
L
H
H
L
×
BST
Burst stop
Row active
L
H
L
H
BA, CA, A10
READ/READA
Terminate burst, start read : Determine AP
7, 8
L
H
L
L
BA, CA, A10
WRIT/WRITA
Terminate burst, new write : Determine AP
7
L
L
H
H
BA, RA
ACT
ILLEGAL
3
L
L
H
L
BA, A10
PRE/PALL
Terminate burst, Precharging
9
L
L
L
H
×
REF/SELF
ILLEGAL
L
L
L
L
OPCODE
MRS
ILLEGAL
相關PDF資料
PDF描述
EDS1232AATA-75L-E 128M bits SDRAM (4M words x 32 bits)
EDS1232AABB-60-E 128M bits SDRAM
EDS1232CASE 128M bits SDRAM (4M words x 32 bits)
EDS1232AABB 128M bits SDRAM
EDS1232AABB-60L-E 128M bits SDRAM
相關代理商/技術參數(shù)
參數(shù)描述
EDS1232CASE 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:128M bits SDRAM (4M words x 32 bits)
EDS1232CASE-1A-E 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:128M bits SDRAM (4M words x 32 bits)
EDS1232CASE-1AL-E 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:128M bits SDRAM (4M words x 32 bits)
EDS1232CATA 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:128M bits SDRAM
EDS1232CATA-1A 制造商:ELPIDA 制造商全稱:Elpida Memory 功能描述:128M bits SDRAM