參數(shù)資料
型號(hào): IS61NP51218-133BI
廠商: INTEGRATED SILICON SOLUTION INC
元件分類: DRAM
英文描述: 256K x 32, 256K x 36 and 512K x 18 PIPELINE NO WAIT STATE BUS SRAM
中文描述: 512K X 18 ZBT SRAM, 4.2 ns, PBGA119
封裝: PLASTIC, BGA-119
文件頁(yè)數(shù): 7/20頁(yè)
文件大?。?/td> 157K
代理商: IS61NP51218-133BI
Integrated Silicon Solution, Inc.
1-800-379-4774
PRELIMINARY INFORMATION
Rev. 00E
04/26/01
7
IS61NP25632
IS61NLP25632
IS61NP25636
IS61NLP25636
IS61NP51218
IS61NLP51218
ISSI
ASYNCHRONOUS TRUTH TABLE
(1)
Operation
ZZ
OE
I/O STATUS
Sleep Mode
H
L
L
L
L
X
L
H
X
X
High-Z
DQ
High-Z
Din, High-Z
High-Z
Read
Write
Deselected
Notes:
1. X means "Don't Care".
2. For write cycles following read cycles, the output buffers must be disabled with
OE
,
otherwise data bus contention will occur.
3. Sleep Mode means power Sleep Mode where stand-by current does not depend on cycle
time.
4. Deselected means power Sleep Mode where stand-by current depends on cycle time.
WRITE TRUTH TABLE
(x18)
Operation
WE
BW
a
BW
b
READ
WRITE BYTE a
WRITE BYTE b
WRITE ALL BYTEs
WRITE ABORT/NOP
Notes:
1. X means "Don't Care".
2. All inputs in this table must beet setup and hold time around the rising edge of CLK.
H
L
L
L
L
X
L
H
L
H
X
H
L
L
H
WRITE TRUTH TABLE
(x32/x36)
Operation
WE
BW
a
BW
b
BW
c
BW
d
READ
WRITE BYTE a
WRITE BYTE b
WRITE BYTE c
WRITE BYTE d
WRITE ALL BYTEs
WRITE ABORT/NOP
Notes:
1. X means "Don't Care".
2. All inputs in this table must beet setup and hold time around the rising edge of CLK.
H
L
L
L
L
L
L
X
L
H
H
H
L
H
X
H
L
H
H
L
H
X
H
H
L
H
L
H
X
H
H
H
L
L
H
相關(guān)PDF資料
PDF描述
IS61NP51218-133TQ 256K x 32, 256K x 36 and 512K x 18 PIPELINE NO WAIT STATE BUS SRAM
IS61NP51218-133TQI 256K x 32, 256K x 36 and 512K x 18 PIPELINE NO WAIT STATE BUS SRAM
IS61NP51218-5B 256K x 32, 256K x 36 and 512K x 18 PIPELINE NO WAIT STATE BUS SRAM
IS61NP51218-5BI 256K x 32, 256K x 36 and 512K x 18 PIPELINE NO WAIT STATE BUS SRAM
IS61NLP25632 256K x 32, 256K x 36 and 512K x 18 PIPELINE NO WAIT STATE BUS SRAM
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