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A290021T-90 View Datasheet(PDF) - AMIC Technology

Part NameDescriptionManufacturer
A290021T-90 256K X 8 Bit CMOS 5.0 Volt-only, Boot Sector Flash Memory AMICC
AMIC Technology AMICC
A290021T-90 Datasheet PDF : 32 Pages
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A29002/A290021 Series
AC Characteristics
Erase and Program Operations
Parameter Symbols
Description
JEDEC
tAVAV
tAVWL
tWLAX
tDVWH
tWHDX
tGHWL
tELWL
tWHEH
tWLWH
tWHWL
tWHWH1
tWHWH2
Std
tWC Write Cycle Time (Note 1)
tAS Address Setup Time
tAH Address Hold Time
tDS Data Setup Time
tDH Data Hold Time
tOES Output Enable Setup Time
tGHWL
tCS
tCH
tWP
Read Recover Time Before Write
( OE high to WE low)
CE Setup Time
CE Hold Time
Write Pulse Width
tWPH Write Pulse Width High
tWHWH1 Byte Programming Operation
(Note 2)
tWHWH2 Sector Erase Operation
(Note 2)
tVCS VCC Set Up Time (Note 1)
Speed
Unit
-55 -70 -90 -120 -150
Min. 55 70 90 120 150 ns
Min.
0
ns
Min. 40 45 45 50 50 ns
Min. 25 30 45 50 50 ns
Min.
0
ns
Min.
0
ns
Min.
0
ns
Min.
0
ns
Min.
0
ns
Min. 30 35 45 50 50 ns
Min.
20
ns
Typ.
7
µs
Typ.
1
sec
Min.
50
µs
Notes:
1. Not 100% tested.
2. See the "Erase and Programming Performance" section for more information.
PRELIMINARY (June, 2000, Version 0.2)
19
AMIC Technology, Inc.
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