A d v a n c e I n f o r m a t i o n
AC Characteristics
Table 14. Alternate CE# Controlled Erase/Program Operation
Parameter
Speed Options
JEDEC
Std
tWC
tAS
Description
Write Cycle Time (Note 1)
Address Setup Time
Address Hold Time
70
90
Unit
ns
tAVAV
tAVEL
tELAX
tDVEH
tEHDX
Min
Min
Min
Min
Min
Min
70
90
0
ns
tAH
45
35
45
45
ns
tDS
tDH
tOES
Data Setup Time
ns
Data Hold Time
0
0
ns
Output Enable Setup Time
ns
Read Recovery Time Before Write
(OE# High to WE# Low)
tGHEL
tGHEL
Min
0
ns
tWLEL
tEHWH
tELEH
tEHEL
tWS
tWH
tCP
WE# Setup Time
WE# Hold Time
Min
Min
Min
Min
Typ
Typ
Typ
0
0
ns
ns
ns
ns
CE# Pulse Width
CE# Pulse Width High
35
35
tCPH
30
5
Byte
Programming Operation
(Note 2)
tWHWH1
tWHWH2
tWHWH1
tWHWH2
µs
Word
7
Sector Erase Operation (Note 2)
0.7
sec
Notes:
1. Not 100% tested.
2. See Table 15 on page 48 for more information.
February 18, 2005 S29AL004D_00_A1
S29AL004D
47
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