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| 型號： | IS42S81600A-7TI |
| 廠商： | INTEGRATED SILICON SOLUTION INC |
| 元件分類： | DRAM |
| 英文描述： | 16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM |
| 中文描述： | 16M X 8 SYNCHRONOUS DRAM, 5.4 ns, PDSO54 |
| 封裝： | PLASTIC, TSOP2-54 |
| 文件頁數(shù)： | 5/65頁 |
| 文件大?。?/td> | 556K |
| 代理商： | IS42S81600A-7TI |
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Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774
13
ADVANCEDINFORMATION
Rev. 00A
06/01/02
ISSI
IS42S81600A, IS42S16800A, IS42S32400A
IS42LS81600A, IS42LS16800A, IS42LS32400A
CS
RAS
RAS CAS
CAS
WE
Address
Command
Action
Idle
H
X
DESL
Nop
L
HHH
X
NOP
Nop
L
HHL
X
BST
Nop
L
H
L
H
BA, CA, A10
READ/READA
ILLEGAL (2)
L
H
L
A, CA, A10
WRIT/ WRITA
ILLEGAL(2)
L
H
BA, RA
ACT
Row activating
L
H
L
A, A10
PRE/PALL
Nop
L
H
X
REF
Auto refresh
L
OC, BA1=L
MRS
Mode register set
L
OC, BA1=H
EMRS
Extended mode register set
Row Active
H
X
DESL
Nop
L
HHH
X
NOP
Nop
L
HHL
X
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(
L
H
X
REF
ILLEGAL
L
OC, BA
MRS/EMRS
ILLEGAL
Read
H
X
DESL
Continue burst to end to
Row active
L
H
X
NOP
Continue burst to end Row
Row active
L
H
L
X
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
X
REF
ILLEGAL
L
OC, BA
MRS/EMRS
ILLEGAL
Write
H
X
DESL
Continue burst to end
Write recovering
L
H
X
NOP
Continue burst to end
Write recovering
L
H
L
X
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
X
REF
ILLEGAL
L
OC, BA
MRS/EMRS
ILLEGAL
FUNCTIONAL TRUTH TABLE
Note: H=VIH, L=VIL x= VIH or VIL, V = Valid Data, BA= Bank Address, CA+Column Address, RA=Row Address, OC= Op-Code
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| IS42S81600A-7TL | 制造商:ISSI 制造商全稱:Integrated Silicon Solution, Inc 功能描述:16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM |
| IS42S81600A-7TLI | 制造商:ISSI 制造商全稱:Integrated Silicon Solution, Inc 功能描述:16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM |
| IS42S81600AL-7TL | 制造商:Integrated Silicon Solution Inc 功能描述: |
| IS42S81600B-6T | 制造商:ISSI 制造商全稱:Integrated Silicon Solution, Inc 功能描述:16Meg x 8, 8Meg x16 128-MBIT SYNCHRONOUS DRAM |
| IS42S81600B-6TL | 制造商:ISSI 制造商全稱:Integrated Silicon Solution, Inc 功能描述:16Meg x 8, 8Meg x16 128-MBIT SYNCHRONOUS DRAM |
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