參數(shù)資料
型號(hào): TMS426409A
廠商: National Semiconductor Corporation
英文描述: 4194304 BY 4-BIT EXTENDED DATA OUT DYNAMIC RANDOM-ACCESS MEMORIES
中文描述: 4194304 4位擴(kuò)展數(shù)據(jù)輸出動(dòng)態(tài)隨機(jī)存取存儲(chǔ)器
文件頁數(shù): 26/37頁
文件大?。?/td> 515K
代理商: TMS426409A
TMS416409A, TMS417409A, TMS426409A, TMS427409A
4194304 BY 4-BIT EXTENDED DATA OUT
DYNAMIC RANDOM-ACCESS MEMORIES
SMKS893B – AUGUST 1996 – REVISED APRIL 1997
26
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
PARAMETER MEASUREMENT INFORMATION
RAS
CAS
Address
W
OE
DQ1–DQ4
Row
Column
Don’t Care
Don’t Care
Valid
In
tRP
Valid Data In
Don’t Care
Don’t Care
Don’t Care
Don’t Care
Column
tRASP
tCSH
tHPC
tCRP
tRSH
tCAS
tRCD
tASC
tRAH
tCAH
tCP
tASR
tRAD
tCWL
tWP
tOEH
tOEH
tOED
tRAL
tCAL
tRHCP
tDS
tDH
Don’t Care
tCLZ
Don’t Care
tCWL
tRWL
Invalid Data out
NOTE A: A read cycle or a read-write cycle can be intermixed with write cycles as long as read and read-write timing specifications are not violated.
Figure 11. EDO Write-Cycle Timing
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TMS427409A 4194304 BY 4-BIT EXTENDED DATA OUT DYNAMIC RANDOM-ACCESS MEMORIES
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