參數(shù)資料
型號(hào): M29W640GB70ZA6F
廠商: STMICROELECTRONICS
元件分類(lèi): PROM
英文描述: 4M X 16 FLASH 3V PROM, 70 ns, PBGA48
封裝: 6 X 8 MM, 0.80 MM PITCH, ROHS COMPLIANT, TFBGA-48
文件頁(yè)數(shù): 48/90頁(yè)
文件大?。?/td> 849K
代理商: M29W640GB70ZA6F
DC and ac parameters
M29W640GH, M29W640GL, M29W640GT, M29W640GB
Table 19.
Write ac characteristics
Symbol
Alt
Parameter
M29W640GT, M29W640GB,
M29W640GH, M29W640GL
Unit
60
70
90
tAVAX
tWC
Address Valid to Next Address Valid
Min
60
70
90
ns
tELWL
tCS
Chip Enable Low to Write Enable Low
Min
0
ns
tWLEL
tWS
Write Enable Low to Chip Enable Low
Min
0
ns
tWLWH
tWP
Write Enable Low to Write Enable High
Min
35
ns
tELEH
tCP
Chip Enable Low to Chip Enable High
Min
35
ns
tDVWH
tDVEH
tDS
Input Valid to Write Enable or Chip Enable
High
Min
303030
ns
tWHDX
tEHDX
tDH
Write Enable or Chip Enable High to Input
Transition
Min
0
ns
tWHEH
tCH
Write Enable High to Chip Enable High
Min
0
ns
tEHWH
tWH
Chip Enable High to Write Enable High
Min
0
ns
tWHWL
tWPH
Write Enable High to Write Enable Low
Min
25
ns
tWHGL1
tEHGL1
tOEH
Output Enable Hold time
Min
0
ns
tEHEL1
tCPH
Chip Enable High to Chip Enable Low
Min
25
ns
tAVWL
tAVEL
tAS
Address Valid to Write Enable or Chip Enable
Low
Min
0
ns
tWLAX
tELAX
tAH
Write Enable or Chip Enable Low to Address
Transition
Min
454545
ns
tGHWL
tGHWL Output Enable High to Write Enable Low
Min
0
ns
tGHEL
Output Enable High to Chip Enable Low
Min
0
ns
tWHRL
(1)
tEHRL
tBUSY
Program/Erase Valid to RB Low
Max
0
ns
tVCHEL
tVCHWL
tVCS
VCC High to Chip Enable Low
Min
50
s
1.
Sampled only, not 100% tested.
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