參數(shù)資料
型號: M39208-15WNB1
廠商: STMICROELECTRONICS
元件分類: PROM
英文描述: 256K X 8 FLASH 2.7V PROM, 150 ns, PDSO32
封裝: 8 X 14 MM, PLASTIC, TSOP-32
文件頁數(shù): 14/30頁
文件大?。?/td> 218K
代理商: M39208-15WNB1
Symbol
Alt
Parameter
M39208
Unit
-100
-120
-150
Min
Max
Min
Max
Min
Max
tAVAV
tWC
Address Valid to Next
Address Valid
100
120
150
ns
tELWL
(2)
tCS
Chip Enable Low to Write
Enable Low
000
ns
tWLWH
tWP
Write Enable Low to Write
Enable High
50
65
ns
tDVWH
tDS
Input Valid to Write Enable
High
50
65
ns
tWHDX
tDH
Write Enable High to Input
Transition
000
ns
tWHEH
(2)
tCH
Write Enable High to Chip
Enable High
000
ns
tWHWL
tWPH
Write Enable High to Write
Enable Low
30
35
ns
tAVWL
tAS
Address Valid to Write
Enable Low
000
ns
tWLAX
tAH
Write Enable Low to Address
Transition
50
65
ns
tGHWL
Output Enable High to Write
Enable Low
000
ns
tVCHEL
tVCS
VCC High to Chip Enable Low
50
s
tWHQV1
(1)
Write Enable High to Output
Valid (Program)
888
s
tWHQV2
(1)
Write Enable High to Output
Valid (Sector Erase)
0.5
30
0.5
30
0.5
30
sec
tWHWL0
Time Out between 2
consecutive Section Erase
80
s
tWHGL
tOEH
Write Enable High to Output
Enable Low
000
ns
Notes: 1. Time is measured to Data Polling or Toggle Bit, tWHQV = tWHQ7V + tQ7VQV
2. Chip Enable means (EE, EF) = (VIL, VIH) or (EE, EF) = (VIH, VIL).
Table 14. Write AC Characteristics, Write Enable Controlled
(TA = 0 to 70
°C or –20 to 85°C or –40 to 85°C; VCC = 2.7 V to 3.6V)
21/30
M39208
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