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| 型號： | V54C3256164VBF7 |
| 廠商： | PROMOS TECHNOLOGIES INC |
| 元件分類： | DRAM |
| 英文描述： | 16M X 16 SYNCHRONOUS DRAM, 5.4 ns, PBGA60 |
| 封裝： | LEAD FREE, MO-210, FBGA-60 |
| 文件頁數(shù)： | 42/50頁 |
| 文件大?。?/td> | 728K |
| 代理商： | V54C3256164VBF7 |
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47
V54C3256(16/80/40)4VB Rev. 1.0 December 2003
ProMOS TECHNOLOGIES
V54C3256(16/80/40)4VB
Clock Enable (CKE) Truth Table:
Abbreviations:
RA = Row Address
BS = Bank Address
CA = Column Address
AP = Auto Precharge
Notes for SDRAM function truth table:
1. Current State is state of the bank determined by BS. All entries assume that CKE was active (HIGH) during the preceding clock cycle.
2. Illegal to bank in specified state; Function may be legal in the bank indicated by BS, depending on the state of that bank.
3. Must satisfy bus contention, bus turn around, and/or write recovery requirements.
4. NOP to bank precharging or in Idle state. May precharge bank(s) indicated by BS (andAP).
5. Illegal if any bank is not Idle.
6. CKE Low to High transition will re-enable CLK and other inputs asynchronously. A minimum setup time must be satisfied before any
command other than EXIT.
7. Power-Down and Self-Refresh can be entered only from the All Banks Idle State.
8. Must be legal command as defined in the SDRAM function truth table.
STATE(n)
CKE
n-1
CKE
nCS
RAS
CAS
WE
Addr
ACTION
Self-Refresh6
H
L
X
H
L
X
H
L
X
H
L
X
H
L
X
H
L
X
INVALID
EXIT Self-Refresh, Idle after tRC
ILLEGAL
NOP (Maintain Self-Refresh)
Power-Down
H
L
X
H
L
X
H
L
X
H
L
X
H
L
X
H
L
X
INVALID
EXIT Power-Down, > Idle.
ILLEGAL
NOP (Maintain Low-Power Mode)
All. Banks
Idle
7
H
L
H
L
X
H
L
X
H
L
X
H
L
H
L
X
H
L
X
H
L
X
Refer to the function truth table
Enter Power- Down
ILLEGAL
Enter Self-Refresh
ILLEGAL
NOP
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| V54C3256164VBJ7PC | 16M X 16 SYNCHRONOUS DRAM, 5.4 ns, PBGA60 |
| VT-800-DFR-406C-20M0000000 | TCVCXO, CLIPPED SINE OUTPUT, 20 MHz |
| VT-800-FFR-106A-16M3960000 | TCVCXO, CLIPPED SINE OUTPUT, 16.396 MHz |
| VT-800-FFR-106A-26M0000000 | TCVCXO, CLIPPED SINE OUTPUT, 26 MHz |
| VT-800-FFR-106C-20M0000000 | TCVCXO, CLIPPED SINE OUTPUT, 20 MHz |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| V54C3256164VBS | 制造商:MOSEL 制造商全稱:MOSEL 功能描述:256Mbit SDRAM 3.3 VOLT, TSOP II / SOC BGA / WBGA PACKAGE 16M X 16, 32M X 8, 64M X 4 |
| V54C3256164VBT | 制造商:MOSEL 制造商全稱:MOSEL 功能描述:256Mbit SDRAM 3.3 VOLT, TSOP II / SOC BGA / WBGA PACKAGE 16M X 16, 32M X 8, 64M X 4 |
| V54C3256164VBUC | 制造商:MOSEL 制造商全稱:MOSEL 功能描述:LOW POWER 256Mbit SDRAM 3.3 VOLT, 54-BALL SOC BGA 54-PIN TSOPII 16M X 16 |
| V54C3256164VBUT | 制造商:MOSEL 制造商全稱:MOSEL 功能描述:LOW POWER 256Mbit SDRAM 3.3 VOLT, 54-BALL SOC BGA 54-PIN TSOPII 16M X 16 |
| V54C3256164VS | 制造商:MOSEL 制造商全稱:MOSEL 功能描述:256Mbit SDRAM 3.3 VOLT, TSOP II / SOC BGA / WBGA PACKAGE 16M X 16, 32M X 8, 64M X 4 |
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