A29040B Series
AC Characteristics
Erase and Program Operations
Parameter Symbols
Description
Speed
Unit
JEDEC
tAVAV
Std
tWC
tAS
-55
55
-70
70
0
-90
Write Cycle Time (Note 1)
Min.
Min.
Min.
Min.
Min.
Min.
90
ns
ns
ns
ns
ns
ns
Address Setup Time
Address Hold Time
tAVWL
tWLAX
tDVWH
tWHDX
tAH
40
25
45
30
0
45
45
Data Setup Time
tDS
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.
0
0
ns
ns
ns
ns
Setup Time
Hold Time
CE
CE
Write Pulse Width
30
35
20
45
tWHWL
tWPH
Write Pulse Width High
Max.
Typ.
50
7
µs
µs
Byte Programming Operation
(Note 2)
tWHWH1
tWHWH2
tWHWH1
Sector Erase Operation
(Note 2)
tWHWH2
Typ.
Min.
1
sec
VCC Set Up Time (Note 1)
tVCS
50
µs
Notes:
1. Not 100% tested.
2. See the "Erase and Programming Performance" section for more information.
PRELIMINARY
(December, 2004, Version 0.2)
17
AMIC Technology, Corp.