Datasheet

3.3V Spread-Spectrum EconOscillator
Maxim Integrated 3
DS1086L
MASTER OSCILLATOR CHARACTERISTICS
(V
CC
= 2.7V to 3.6V, T
A
= -40°C to +85°C.)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Master Oscillator Frequency f
OSC
(Note 2) 33.3 66.6 MHz
Default Master Oscillator Frequency f
0
Factory-programmed default 48.65 MHz
Default frequency (f
0
) -0.5 +0.5
Master Oscillator Frequency
Tolerance
Δ f
0
f
0
V
CC
= 3.3V,
T
A
= +25°C
(Notes 3,17)
DAC step size -0.5 +0.5
%
Default frequency -0.75 +0.75
Voltage Frequency Variation
Δ
f
V
f
0
Over voltage range,
T
A
= +25°C (Note 4)
DAC step size -0.75 +0.75
%
Default frequency -2.0 +0.75
66.6MHz -2.0 +0.75Temperature Frequency Variation
Δ
f
T
f
0
Over temperature
range, V
CC
= 3.3V
(Note 5)
33.3MHz -2.5 +0.75
%
Prescaler bits JS2, JS1, JS0 = 000 0.5
Prescaler bits JS2, JS1, JS0 = 001 1
Prescaler bits JS2, JS1, JS0 = 010 2
Prescaler bits JS2, JS1, JS0 = 100 4
Dither Frequency Range (Note 6)
Δ
f
f
0
Prescaler bits JS2, JS1, JS0 = 111 8
%
Integral Nonlinearity of Frequency INL Entire range (Note 7) -0.6 +0.3 %
DAC Step Size
Δ between two consecutive DAC values
(Note 8)
5 kHz
DAC Span
Frequency range for one offset setting
(Table 2)
5.12 MHz
DAC Default Factory default register setting 500 decimal
Offset Step Size
Δ between two consecutive offset values
(Table 2)
2.56 MHz
Offset Default OS
Factory default OFFSET register setting
(5 LSBs) (Table 2)
RANGE
(5 LSBs of
RANGE register)
hex
Prescaler bits JS4, JS3 = 00 f
0
/8192
Prescaler bits JS4, JS3 = 01 f
0
/4096Dither Rate
Prescaler bits JS4, JS3 = 10 f
0
/2048
Hz