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28F020 Datasheet(PDF) 30 Page - Intel Corporation

Part # 28F020
Description  28F020 2048K (256K X 8) CMOS FLASH MEMORY
PDF  38 Pages
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Manufacturer  INTEL [Intel Corporation]
Direct Link  http://www.intel.com
Logo INTEL - Intel Corporation

28F020 Datasheet(HTML) 30 Page - Intel Corporation

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28F020
E
30
4.9
AC Characteristics—Write/Erase/Program Only Operations
(1)—
Commercial and Extended Temperature Products
Versions
28F020-90(4)
28F020-120(4)
28F020-150(4)
Symbol
Characteristics
Notes
Min
Max
Min
Max
Min
Max
Unit
tAVAV/
tWC
Write Cycle Time
90
120
150
ns
tAVWL/
tAS
Address Set-Up
Time
00
0
ns
tWLAX/
tAH
Address Hold Time
40
40
40
ns
555
tDVWH/
tDS
Data Set-Up Time
40
40
40
ns
555
55
tWHDX/
tDH
Data Hold Time
10
10
10
ns
tWHGL
Write Recovery Time
before Read
66
6
µs
tGHWL
Read Recovery
Time before Write
20
0
0
ns
tELWL/
tCS
Chip Enable Set-Up
Time before Write
15
15
15
ns
tWHEH/
tCH
Chip Enable Hold
Time
00
0
ns
tWLWH/
tWP
Write Pulse Width
40
60
60
ns
555
55
tWHWL/
tWPH
Write Pulse Width
High
20
20
20
ns
tWHWH1
Duration of
Programming
Operation
310
10
10
µs
tWHWH2
Duration of Erase
Operation
3
9.5
9.5
9.5
ms
tVPEL
VPP Set-Up Time to
Chip Enable Low
21
1
1
µs



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