參數(shù)資料
型號: CY7C1486V25-250BGI
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) Pipelined Sync SRAM
中文描述: 1M X 72 CACHE SRAM, 3 ns, PBGA209
封裝: 14 X 22 MM, 1.76 MM HEIGHT, FBGA-209
文件頁數(shù): 22/31頁
文件大?。?/td> 530K
代理商: CY7C1486V25-250BGI
CY7C1480V25
CY7C1482V25
CY7C1486V25
Document #: 38-05282 Rev. *G
Page 22 of 31
Switching Waveforms
Read Cycle Timing
[20]
Note:
20.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 or CE
2
is LOW or CE
3
is HIGH.
tCYC
tCL
CLK
ADSP
tADH
tADS
ADDRESS
tCH
OE
ADSC
CE
tAH
tAS
A1
tCEH
tCES
GW, BWE,
BWx
Data Out (Q)
High-Z
tCLZ
tDOH
tCO
ADV
tOEHZ
tCO
Single READ
BURST READ
tOEV
tOELZ
tCHZ
ADV
suspends
burst.
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 + 3)
A2
A3
Deselect
cycle
Burst continued with
new base address
DON’T CARE
UNDEFINED
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相關(guān)PDF資料
PDF描述
CY7C1486V25-250BGXC 72-Mbit (2M x 36/4M x 18/1M x 72) Pipelined Sync SRAM
CY7C1486V25-250BGXI 72-Mbit (2M x 36/4M x 18/1M x 72) Pipelined Sync SRAM
CY7C1480V25_06 72-Mbit (2M x 36/4M x 18/1M x 72) Pipelined Sync SRAM
CY7C1480V25-167AXC 72-Mbit (2M x 36/4M x 18/1M x 72) Pipelined Sync SRAM
CY7C1480V25-167AXI 72-Mbit (2M x 36/4M x 18/1M x 72) Pipelined Sync SRAM
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