DS1094L Просмотр технического описания (PDF) - Dallas Semiconductor -> Maxim Integrated
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DS1094L Datasheet PDF : 11 Pages
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Multiphase Spread-Spectrum EconOscillator
AC ELECTRICAL CHARACTERISTICS
(VCC = +3.0V to 3.6V, TA = -40°C to +85°C, unless otherwise noted.)
PARAMETER
Master Oscillator Frequency
Output Frequency Tolerance
Voltage Frequency Variation
Temperature Frequency Variation
DAC Step Size
Peak-to-Peak Jitter (3σ)
Load Capacitance
Output Duty Cycle (Note 4)
Power-Up Time
SYMBOL
fMOSC
∆fOUT
∆fOUT
∆fOUT
CONDITIONS
VCC = 3.3V,
TA = +25°C (Note 8)
TA = +25°C (Note 2)
VCC = 3.3V (Note 2)
0 to +70°C
-40°C to +85°C
CL
tPOR +
tSTAB
P1:P0 = 11 (Note 3)
2 Phase
3 Phase
4 Phase
(Note 5)
MIN
1
-2.5
-0.5
-1.1
-2.5
-0.75
TYP MAX UNITS
2
MHz
+2.5
%
+0.5
%
+1.1
%
+1.1
+0.75
%
8
%
15
50
pF
50
33.3
%
50
0.1
0.5
ms
AC ELECTRICAL CHARACTERISTICS (See Figure 3)
(VCC = +3.0V to 3.6V, TA = -40°C to +85°C, unless otherwise noted. Timing referenced to VIL(MAX) and VIH(MIN).)
PARAMETER
SCL Clock Frequency
Bus Free Time Between Stop and
Start Conditions
Hold Time (Repeated) Start
Condition
Low Period of SCL
High Period of SCL
Data Hold Time
Data Setup Time
Start Setup time
SYMBOL
fSCL (Note 6)
tBUF
tHD:STA
tLOW
tHIGH
tHD:DAT
tSU:DAT
tSU:STA
SDA and SCL Rise Time
tR
(Note 7)
SDA and SCL Fall Time
Stop Setup Time
SDA and SCL Capacitive
Loading
EEPROM Write Time
Input Capacitance
tF
(Note 7)
tSU:STO
CB
(Note 7)
tWR
CI
CONDITIONS
MIN TYP MAX
0
400
1.3
0.6
1.3
0.6
0
0.9
100
0.6
20 +
300
0.1CB
20 +
0.1CB
300
0.6
400
5
10
5
UNITS
kHz
µs
µs
µs
µs
µs
ns
µs
ns
ns
µs
pF
ms
pF
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