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參數(shù)資料
| 型號(hào)： | FEDS82V16520A-01 |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 262,144-Word 】 32-Bit 】 2-Bank SGRAM |
| 中文描述： | 262,144詞】32位】2，銀行SGRAM |
| 文件頁(yè)數(shù)： | 9/40頁(yè) |
| 文件大?。?/td> | 1226K |
| 代理商： | FEDS82V16520A-01 |
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FEDS82V16520A-01
OKI Semiconductor
MS82V16520A
9/40
Function Truth Table (2/2)
Note 1
Note
2
2
Current State
Read with Auto
Precharge
(RAP)
CS RAS CAS WE
H
×
L
H
L
H
L
H
L
H
L
L
L
L
BA
×
×
×
BA
BA
BA
BA
Address
×
×
×
CA, A9
CA, A9
RA
A9
Action
×
H
H
L
L
H
H
×
H
L
H
L
H
L
NOP
(Continue Burst to End and enter Row Precharge)
NOP
(Continue Burst to End and enter Row Precharge)
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
L
H
L
L
×
H
L
×
H
×
×
H
×
×
×
×
BA
BA
×
×
×
×
ILLEGAL
NOP
(Continue Burst to End and enter Row Precharge)
NOP
(Continue Burst to End and enter Row Precharge)
L
L
L
H
H
H
H
L
L
L
H
L
ILLEGAL
ILLEGAL
ILLEGAL
CA, A9
CA, A9
L
L
L
H
L
L
L
L
L
H
L
L
L
L
L
L
L
L
L
×
H
H
H
L
L
×
H
H
H
L
L
L
H
H
L
×
H
H
L
H
H
×
H
H
L
H
H
L
H
L
×
×
H
L
×
H
L
×
H
L
×
H
L
×
BA
BA
×
×
×
BA
BA
BA
BA
×
×
×
BA
BA
BA
×
RA
A9
×
×
×
×
ILLEGAL
ILLEGAL
ILLEGAL
NOP
→
Idle after t
RP
NOP
→
Idle after t
RP
ILLEGAL
ILLEGAL
ILLEGAL
NOP
NOP
→
Idle after t
RC
NOP
→
Idle after t
RC
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
ILLEGAL
2
2
2
2
2
4
Write with Auto
Precharge
(WAP)
CA, A9
A9
×
×
×
×
CA, A9
RA
A9
×
Precharging
(PRE)
Refreshing
(REF)
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 A9.
5. Illegal if any bank is not idle.
RA = Row Address
CA = Column Address
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