參數(shù)資料
型號: EDL1216CASA-10
英文描述: Programmable VCOM; Temperature Range: -40°C to 85°C; Package: 24-QFN
中文描述: 內(nèi)存| 4X2MX16 |的CMOS | BGA封裝| 54PIN |塑料
文件頁數(shù): 7/59頁
文件大?。?/td> 489K
代理商: EDL1216CASA-10
EDL1216AASA
Data Sheet E0196E20 (Ver. 2.0)
15
Function Truth Table
Current state
/CS
/RAS /CAS /WE Address
Command
Action
Notes
Idle
H
×
DESL
Nop
L
H
×
NOP
Nop
L
H
L
×
BST
Nop
L
H
L
H
BA, CA, A10
READ/READA
ILLEGAL
2
L
H
L
BA, CA, A10
WRIT/ WRITA
ILLEGAL
2
L
H
BA, RA
ACT
→ Row activating
L
H
L
BA, A10
PRE/PALL
Nop
L
H
×
REF
Auto refresh
L
OC, BA1= L
MRS
Mode register set
L
OC, BA1= H
EMRS
Extended mode register set
Row active
H
×
DESL
Nop
L
H
×
NOP
Nop
L
H
L
×
BST
Nop
L
H
L
H
BA, CA, A10
READ/READA
Begin read
3
L
H
L
BA, CA, A10
WRIT/ WRITA
Begin write
3
L
H
BA, RA
ACT
ILLEGAL
2
L
H
L
BA, A10
PRE/PALL
Precharge/Precharge all banks
4
L
H
×
REF
ILLEGAL
L
OC, BA
MRS/EMRS
ILLEGAL
Read
H
×
DESL
Continue burst to end
→ Row active
L
H
×
NOP
Continue burst to end
→ Row active
L
H
L
×
BST
Burst stop
→ Row active
L
H
L
H
BA, CA, A10
READ/READA
Terminate burst, begin new read
5
L
H
L
BA, CA, A10
WRIT/WRITA
Terminate burst, begin write
5, 6
L
H
BA, RA
ACT
ILLEGAL
2
L
H
L
BA, A10
PRE/PALL
Terminate burst
→ Precharging
L
H
×
REF
ILLEGAL
L
OC, BA
MRS/EMRS
ILLEGAL
Write
H
×
DESL
Continue burst to end
→ Write recovering
L
H
×
NOP
Continue burst to end
→ Write recovering
L
H
L
×
BST
Burst stop
→ Row active
L
H
L
H
BA, CA, A10
READ/READA
Terminate burst, start read : Determine AP
5, 6
L
H
L
BA, CA, A10
WRIT/WRITA
Terminate burst, new write : Determine AP
5
L
H
BA, RA
ACT
ILLEGAL
2
L
H
L
BA, A10
PRE/PALL
Terminate burst
→ Precharging
7
L
H
×
REF
ILLEGAL
L
OC, BA
MRS/EMRS
ILLEGAL
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