DS1087L Datasheet, PDF (3/12 Pages) Dallas Semiconductor – 3.3V Spread-Spectrum EconOscillator

3.3V Spread-Spectrum EconOscillator
MASTER OSCILLATOR CHARACTERISTICS
(V_CC = 2.7V to 3.6V, T_A = -40°C to +85°C.)
PARAMETER
Master Oscillator Range
Available
Master Oscillator Frequency
Tolerance
Voltage Frequency
Variation
Temperature Frequency Variation
Temperature Frequency Variation
Dither Frequency Range
Dither Rate
SYMBOL
CONDITION
f₀
∆f₀
f₀
V_CC = 3.3V, TA = +25°C (Notes 2, 13)
∆f_V
f₀
Over voltage range, T_A = +25°C (Note 3)
∆f_T
f₀
0°C to +70°C, V_CC = 3.3V (Note 4)
∆f_T
f₀
-40°C to +85°C, V_CC = 3.3V (Note 4)
Prescaler bit J0 = 1 (Note 5)
Prescaler bit J0 = 0 (Note 5)
MIN TYP MAX UNITS
33.3
66.6 MHz
-0.5
+0.5
%
-0.75
+0.75
%
-0.5
+0.5
%
-1.5
+0.5
%
2
%
4
f₀ / 4096
Hz
AC ELECTRICAL CHARACTERISTICS
(V_CC = 2.7V to 3.6V, T_A = -40°C to +85°C.)
PARAMETER
SYMBOL
Frequency Stable After
PRESCALER Change
Power-Up Time
t_POR +
t_STAB
(Note 6)
Enable of OUT After Exiting
Power-Down Mode
t_STAB
OUT Disabled After Entering
Power-Down Mode
t_PDN
Load Capacitance
Output Duty Cycle (OUT)
C_L
(Note 7)
T_A = +25°C
CONDITION
MIN TYP MAX UNITS
1
period
0.1
0.5
ms
500
µs
1
ms
15
50
pF
45
55
%
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