DS1644L-150 Ver la hoja de datos (PDF) - Dallas Semiconductor -> Maxim Integrated
Número de pieza
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DS1644L-150 Datasheet PDF : 11 Pages
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DS1644LPM
AC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL
Read Cycle Time
Address Access Time
CE Access Time
CE Data Off Time
Output Enable Access Time
Output Enable Data Off Time
Output Enable to DQ Low–Z
CE to DQ Low–Z
Output Hold from Address
Write Cycle Time
Address Setup Time
CE Pulse Width
Address Hold from End of Write
Write Pulse Width
WE Data Off Time
WE or CE Inactive Time
Data Setup Time
Data Hold Time High
tRC
tAA
tCEA
tCEZ
tOEA
tOEZ
tOEL
tCEL
tOH
tWC
tAS
tCEW
tAH1
tAH2
tWEW
tWEZ
tWR
tDS
tDH1
tDH2
DS1644L–120
MIN MAX
120
120
120
40
100
40
5
5
5
120
0
100
5
30
120
40
10
85
0
25
(0°C to 70°C; VCC = 5.0V ± 10%)
DS1644L–150
MIN MAX
UNITS
NOTES
150
ns
150
ns
150
ns
50
ns
120
ns
50
ns
5
ns
5
ns
5
ns
150
ns
0
ns
120
ns
5
ns
5
30
ns
6
150
ns
50
ns
10
ns
110
ns
0
ns
5
25
ns
6
AC TEST CONDITIONS
Input Levels:
0V to 3V
Transition Times: 5 ns
CAPACITANCE
PARAMETER
Capacitance on all pins
(except DQ)
Capacitance on DQ pins
(tA = 25°C)
SYMBOL MIN
TYP
MAX
UNITS NOTES
CI
7
pF
CDQ
10
pF
041697 7/11
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