A29002/A290021 Series
AC Characteristics
Erase and Program Operations
Parameter Symbols
Description
Speed
Unit
JEDEC
tAVAV
Std
tWC
tAS
-55
-70
-90 -120
-150
Write Cycle Time (Note 1)
Min.
Min.
Min.
Min.
Min.
Min.
55
70
90
0
120 150
ns
ns
ns
ns
ns
ns
Address Setup Time
Address Hold Time
tAVWL
tWLAX
tDVWH
tWHDX
tAH
40
25
45
30
45
45
0
50
50
50
50
tDS
Data Setup Time
Data Hold Time
tDH
Output Enable Setup Time
Read Recover Time Before Write
tOES
0
tGHWL
tGHWL
Min.
0
ns
(
high to
low)
WE
OE
tELWL
tWHEH
tWLWH
tCS
tCH
tWP
Min.
Min.
Min.
Min.
Max.
0
ns
ns
ns
ns
ms
Setup Time
Hold Time
CE
CE
0
Write Pulse Width
30
35
45
20
50
50
50
tWHWL
tWHWH1
tWHWH2
tWPH
Write Pulse Width High
Byte Programming Operation
(Note 2)
tWHWH1
Typ.
7
ms
sec
ms
Sector Erase Operation
(Note 2)
tWHWH2
tVCS
Typ.
Min.
1
VCC Set Up Time (Note 1)
50
Notes:
1. Not 100% tested.
2. See the "Erase and Programming Performance" section for more information.
(February, 2002, Version 1.0)
19
AMIC Technology, Inc.
AMICC [ AMIC TECHNOLOGY ]
