參數(shù)資料
型號: FEDS82V48540-01
廠商: OKI SEMICONDUCTOR CO., LTD.
英文描述: 393,216-Word 】 32-Bit 】 4-Bank FIFO-SGRAM
中文描述: 393216詞】32位】4銀行先進(jìn)先出,SGRAM
文件頁數(shù): 12/44頁
文件大?。?/td> 1419K
代理商: FEDS82V48540-01
FEDS82V48540-01
OKI Semiconductor
Function Truth Table (3/3)
MS82V48540
12/44
Note 1
Note
Current State
Refreshing
(REF)
CS RAS CAS WE
H
×
L
H
L
H
L
H
L
L
L
L
L
L
BA
×
×
BA
BA
BA
BA
×
Address
×
×
×
CA
RA
A10
×
Action
×
H
H
L
H
H
L
×
H
L
×
H
L
×
NOP
Idle after t
RC
NOP
Idle after t
RC
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ABBREVIATIONS
BA = Bank Address
NOP = No Operation command
Notes: 1. All inputs are enabled when CKE is set high for at least 1 cycle prior to the inputs.
2. Illegal to bank in specified state, but may be legal in some cases depending on the state of
bank selection.
3. To avoid bus contention, satisfy t
CCD
and t
DPL
.
4. NOP to bank precharging or in idle state. Precharges activated bank by BA or A10/AP.
5. Illegal if any bank is not idle.
RA = Row Address
CA = Column Address
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