參數(shù)資料
型號: CY7C1381D-133BZXC
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: 18-Mbit (512K x 36/1M x 18) Flow-Through SRAM
中文描述: 512K X 36 CACHE SRAM, 6.5 ns, PBGA165
封裝: 13 X 15 MM, 1.40 MM HEIGHT, LEAD FREE, MO-216, FBGA-165
文件頁數(shù): 24/29頁
文件大?。?/td> 477K
代理商: CY7C1381D-133BZXC
PRELIMINARY
CY7C1381D
CY7C1383D
Document #: 38-05544 Rev. *A
Page 24 of 29
Read/Write Cycle Timing
[25, 27, 28]
Notes:
25.On this diagram, when CE is LOW: CE
is LOW, CE
is HIGH and CE
is LOW. When CE is HIGH: CE
1
is HIGH or CE
2
is LOW or CE
3
is HIGH.
26.Full width write can be initiated by either GW LOW; or by GW HIGH, BWE LOW and BW
LOW.
27.The data bus (Q) remains in high-Z following a WRITE cycle, unless a new read access is initiated by ADSP or ADSC.
28.GW is HIGH.
Timing Diagrams
(continued)
tCYC
tCL
CLK
tADH
tADS
ADDRESS
t
CH
tAH
tAS
A2
tCEH
tCES
Single WRITE
D(A3)
A3
A4
BURST READ
Back-to-Back READs
High-Z
Q(A2)
Q(A4)
Q(A4+1)
Q(A4+2)
Q(A4+3)
tWEH
tWES
tOEHZ
tDH
tDS
tCDV
tOELZ
A1
A5
A6
D(A5)
D(A6)
Q(A1)
Back-to-Back
WRITEs
DON’T CARE
UNDEFINED
ADSP
ADSC
BWE, BW
X
CE
ADV
OE
Data In (D)
Data Out (Q)
相關(guān)PDF資料
PDF描述
CY7C1383D 18-Mbit (512K x 36/1M x 18) Flow-Through SRAM
CY7C1383D-100AXC 18-Mbit (512K x 36/1M x 18) Flow-Through SRAM
CY7C1383D-100AXI 18-Mbit (512K x 36/1M x 18) Flow-Through SRAM
CY7C1383D-100BGC 18-Mbit (512K x 36/1M x 18) Flow-Through SRAM
CY7C1383D-100BGI 18-Mbit (512K x 36/1M x 18) Flow-Through SRAM
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參數(shù)描述
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