參數(shù)資料
型號: CY7C1487V33-133BGI
廠商: CYPRESS SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: 72-Mbit (2M x 36/4M x 18/1M x 72) Flow-Through SRAM
中文描述: 1M X 72 CACHE SRAM, 6.5 ns, PBGA209
封裝: 14 X 22 MM, 1.76 MM HEIGHT, PLASTIC, FBGA-209
文件頁數(shù): 22/30頁
文件大?。?/td> 998K
代理商: CY7C1487V33-133BGI
CY7C1481V33
CY7C1483V33
CY7C1487V33
Document #: 38-05284 Rev. *H
Page 22 of 30
Timing Diagrams
Figure 1. Read Cycle Timing
[21]
tCYC
tCL
CLK
tADH
tADS
ADDRESS
tCH
tAH
tAS
A1
tCEH
tCES
Data Out (Q)
High-Z
tCLZ
tDOH
tCDV
tOEHZ
tCDV
Single READ
BURST
READ
tOEV
tOELZ
tCHZ
Burst wraps around
to its initial state
tADVH
tADVS
tWEH
tWES
tADH
tADS
Q(A2)
Q(A2 + 1)
Q(A2 + 2)
Q(A1)
Q(A2)
Q(A2 + 1)
Q(A2 + 2)
Q(A2 + 3)
A2
ADV suspends burst
Deselect Cycle
DON’T CARE
UNDEFINED
ADSP
ADSC
GW, BWE, BW
X
CE
ADV
OE
Note
21.On this diagram, when CE is LOW: CE
1
is LOW, CE
2
is HIGH, and CE
3
is LOW. When CE is HIGH: CE
1
is HIGH, CE
2
is LOW, or CE
3
is HIGH.
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CY7C1487V33-133BGXC 72-Mbit (2M x 36/4M x 18/1M x 72) Flow-Through SRAM
CY7C1487V33-150BGC 2M x 36/4M x 18/1M x 72 Flow-through SRAM
CY7C1487V33-133BGC 2M x 36/4M x 18/1M x 72 Flow-through SRAM
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