DS2227 Просмотр технического описания (PDF) - Dallas Semiconductor -> Maxim Integrated
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DS2227 Datasheet PDF : 10 Pages
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AC ELECTRICAL CHARACTERISTICS
DS2227-70 DS2227-100 DS2227-120
PARAMETER SYMBOL
MIN MAX MIN MAX MIN MAX
Read Cycle Time
tRC
Access Time
tACC
OE to Output
Valid
tOE
CE to Output
Valid
tCO
OE or CE to
Output Active
tCOE
Output High Z
from Deselection
tOD
Output Hold from
Address Change
tOH
Write Cycle Time
tWC
Write Pulse Width
tWP
Address Setup
Time
tAW
Write Recovery
Time
tWR
Output High Z
from WE
tODW
Output Active
from WE
tOEW
Data Setup Time
tDS
Data Hold Time
from WE
tDH
70
100
120
70
100
120
35
50
60
70
100
120
5
5
5
25
35
40
5
5
5
70
100
120
55
75
90
0
0
0
20
20
20
25
35
40
5
5
5
30
40
50
20
20
20
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
DS2227
NOTES
10
10
10
10
10
10
10
10
3,10
10
10
10
8,10
4,10
4,5,10
6 of 10
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