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-55
-70
-90
-120
JEDEC
Std
Symbol Symbol
Parameter
Min Max Min Max Min Max Min Max
Unit
ns
tAVAV
tAVEL
tELAX
tDVEH
tEHDX
tWC
tAS
tAH
tDS
tDH
tOES
Write cycle time
55
0
-
-
-
-
-
-
-
70
0
-
-
-
-
-
-
-
90
0
-
-
-
-
-
-
-
120
0
-
-
-
-
-
-
-
Address setup time
Address hold time
Data setup time
ns
40
30
0
45
30
0
45
45
0
50
50
0
ns
ns
Data hold time
ns
Output enable setup time
Output enable hold time: Read
0
0
0
0
ns
0
0
0
0
ns
tOEH
Output enable hold time:
Toggle and DATA polling
10
-
10
-
10
-
10
-
ns
tGHEL
tWLEL
tEHWH
tELEH
tGHEL
tWS
tWH
tCP
Read recover time before write
WE setup time
0
0
-
-
-
-
-
-
-
0
0
-
-
-
-
-
-
-
0
0
-
-
-
-
-
-
-
0
0
-
-
-
-
-
-
-
ns
ns
ns
ns
ns
µs
sec
WE hold time
0
0
0
0
CE pulse width
35
20
50
0.3
35
20
50
0.3
45
20
50
0.3
50
20
50
0.3
tEHEL
tCPH
CE pulse width high
tWHWH1 tWHWH1 Programming pulse time
tWHWH2 tWHWH2 Erase pulse time
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DATA polling
Addresses
WE
5555h
tWC
Program address
Program address
tAH
tAS
tGHEL, tOES
OE
tWH
tCP
tWHWH1 or 2
CE
tCPH
tWS
tDH
Program
DATA
A0h
tDS
DQ7
D
OUT
data
47
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