DS1086U 查看數據表（PDF） - Maxim Integrated
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DS1086U Datasheet PDF : 15 Pages
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Spread-Spectrum EconOscillator
MASTER OSCILLATOR CHARACTERISTICS
(VCC = 5V ±5%, TA = 0°C to +70°C.)
PARAMETER
SYMBOL
Master Oscillator Range
Default Master Oscillator Frequency
fOSC
f0
(Note 2)
Master Oscillator Frequency
Tolerance
∆f0
f0
VCC = 5V,
TA = +25°C
(Notes 3,17)
CONDITION
Default frequency(f0)
DAC step size
Voltage Frequency Variation
Temperature Frequency Variation
Dither Frequency Range
Integral Nonlinearity of Frequency
DAC
∆fV Over voltage range, Default frequency
f0 TA = +25°C (Note 4) DAC step size
∆fT
f0
Over temperature
range, VCC = 5V
(Note 5)
Default frequency
133MHz
66MHz
∆f Prescaler bit J0 = 1 (Note 6)
f0 Prescaler bit J0 = 0 (Note 6)
INL Entire range (Note 7)
DAC Step Size
∆ between two consecutive DAC values
(Note 8)
DAC Span
DAC Default
Offset Step Size
Frequency range for one offset setting
(see Table 2)
Factory default register setting
∆ between two consecutive offset values
(see Table 2)
Offset Default
OS
Factory default OFFSET register setting
(5 LSBs) (see Table 2)
Dither Rate
MIN
66
-0.75
-0.75
-0.75
-0.75
-0.5
-0.5
-1.0
-0.4
TYP MAX UNITS
133 MHz
97.1
MHz
+0.75
%
+0.75
+0.75
%
+0.75
+0.5
+0.5
%
+1.0
2
%
4
+0.4
%
10
kHz
10.24
500
5.12
RANGE
(5 LSBs of
RANGE register)
f0/4096
MHz
decimal
MHz
hex
Hz
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