DS1086 Просмотр технического описания (PDF) - Maxim Integrated
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DS1086 Datasheet PDF : 15 Pages
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Spread-Spectrum EconOscillator
AC ELECTRICAL CHARACTERISTICS
(VCC = 5V ±5%, TA = 0°C to +70°C.)
PARAMETER
SYMBOL
Frequency Stable After Prescaler
Change
Frequency Stable After DAC or
Offset Change
Power-Up Time
Enable of OUT After Exiting
Power-Down Mode
(Note 9)
tpor + tstab (Note 10)
tstab
OUT High-Z After Entering
Power-Down Mode
Load Capacitance
Output Duty Cycle (OUT)
PDN Rise/Fall Time
tpdn
CL
(Note 11)
CONDITION
MIN TYP MAX UNITS
1
Period
0.2
1
ms
0.1
0.5
ms
500
µs
0.1
ms
15
50
pF
40
60
%
1
µs
AC ELECTRICAL CHARACTERISTICS: 2-WIRE INTERFACE
(VCC = 5V ±5%, TA = 0°C to +70°C.)
PARAMETER
SCL Clock Frequency
Bus Free Time Between a STOP
and START Condition
Hold Time (Repeated) START
Condition
LOW Period of SCL
HIGH Period of SCL
Setup Time for a Repeated
START
Data Hold Time
Data Setup Time
Rise Time of Both SDA and SCL
Signals
Fall Time of Both SDA and SCL
Signals
SYMBOL
fSCL
tBUF
tHD:STA
tLOW
tHIGH
tSU:STA
tHD:DAT
tSU:DAT
tR
tF
CONDITION
Fast mode
Standard mode
(Note 12)
Fast mode
Standard mode
(Note 12)
Fast mode
Standard mode
(Notes 12, 13)
Fast mode
Standard mode
Fast mode
Standard mode
(Note 12)
(Note 12)
Fast mode
Standard mode
(Note 12)
Fast mode
Standard mode
(Notes 12, 14, 15)
Fast mode
Standard mode
(Note 12)
Fast mode
Standard mode
(Note 16)
Fast mode
Standard mode
(Note 16)
MIN TYP
1.3
4.7
0.6
4.0
1.3
4.7
0.6
4.0
0.6
4.7
0
100
250
20 + 0.1CB
20 + 0.1CB
20 + 0.1CB
20 + 0.1CB
MAX
400
100
0.9
300
1000
300
1000
UNITS
kHz
µs
µs
µs
µs
µs
µs
ns
ns
ns
4 _______________________________________________________________________________________
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