DS1808 Просмотр технического описания (PDF) - Dallas Semiconductor -> Maxim Integrated
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DS1808 Datasheet PDF : 17 Pages
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AC ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL CONDITION
SCL Clock Frequency
Bus Free Time Between
STOP and START
Hold Time (repeated)
START Condition
Low Period of SCL
Clock
High period of SCL
Clock
Data Hold Time
fSCL
tBUF
Fast Mode
Standard Mode
tHD:STA
tLOW
t HIGH
tHD:DAT
Data Set-Up Time
tSU:DAT
Start Set-Up Time
tSU:STA
Rise Time of Both SDA
and SCL Signals
Fall Time of Both SDA
and SCL Signals
Set-Up Time for STOP
Condition
Capacitive Load for Each
Bus Line
tR
tF
tSU:STO
CB
DS1808
(-40oC to +85oC, VDD=4.5V to 5.5V)
MIN TYP MAX UNITS NOTES
0
0
1.3
4.7
0.6
4.0
1.3
4.7
0.6
4.0
0
0
100
250
0.6
4.7
20+0.1
CB
20+0.1
CB
0.6
4.0
400 kHz
5
100
ms
5
ms
6, 5
ms
5
ms
5
0.9
ms
5,7
ns
5
ms
5
300
ns
8
1000
300
ns
8
300
ms
400
pF
8
13 of 17
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