參數(shù)資料
型號: M29W320DB7AN6
廠商: NUMONYX
元件分類: PROM
英文描述: 2M X 16 FLASH 3V PROM, 70 ns, PDSO48
封裝: 12 X 20 MM, PLASTIC, TSOP-48
文件頁數(shù): 28/56頁
文件大小: 1125K
代理商: M29W320DB7AN6
DC and AC parameters
M29W320DT, M29W320DB
34/56
Figure 10.
Write AC Waveforms, Write Enable Controlled
AI90199
E
G
W
A0-A20/
A–1
DQ0-DQ7/
DQ8-DQ15
VALID
VCC
tVCHEL
tWHEH
tWHWL
tELWL
tAVWL
tWHGL
tWLAX
tWHDX
tAVAV
tDVWH
tWLWH
tGHWL
RB
tWHRL
Table 13.
Write AC Characteristics, Write Enable Controlled
Symbol
Alt
Parameter
M29W320D
Unit
70/7A
90
tAVAV
tWC
Address Valid to Next Address Valid
Min
70
90
ns
tELWL
tCS
Chip Enable Low to Write Enable Low
Min
0
ns
tWLWH
tWP
Write Enable Low to Write Enable High
Min
45
50
ns
tDVWH
tDS
Input Valid to Write Enable High
Min
45
50
ns
tWHDX
tDH
Write Enable High to Input Transition
Min
0
ns
tWHEH
tCH
Write Enable High to Chip Enable High
Min
0
ns
tWHWL
tWPH
Write Enable High to Write Enable Low
Min
30
ns
tAVWL
tAS
Address Valid to Write Enable Low
Min
0
ns
tWLAX
tAH
Write Enable Low to Address Transition
Min
45
50
ns
tGHWL
Output Enable High to Write Enable Low
Min
0
ns
tWHGL
tOEH
Write Enable High to Output Enable Low
Min
0
ns
tWHRL(1)
tBUSY
Program/Erase Valid to RB Low
Max
30
35
ns
tVCHEL
tVCS
VCC High to Chip Enable Low
Min
50
μs
1. Sampled only, not 100% tested.
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