C8051F331 View Datasheet(PDF) - Silicon Laboratories
Part Name
Description
MFG CO.
'C8051F331' PDF : 210 Pages View PDF
C8051F330/1/2/3/4/5
Table 13.1. Internal Oscillator Electrical Characteristics
VDD = 2.7 to 3.6 V; TA = –40 to +85 °C unless otherwise specified
Parameter
Conditions
Min
Typ
Max
Internal High-Frequency Oscillator (Using Factory-Calibrated Settings)
Oscillator Frequency
IFCN = 11b
24
24.5
25
Oscillator Supply Current
(from VDD)
25 °C, VDD = 3.0 V,
OSCICN.7 = 1
—
450
—
Power Supply Sensitivity
Constant Temperature
—
0.3 ±
0.1*
—
Units
MHz
µA
%/V
Temperature Sensitivity
Constant Supply
— 50 ± 10* — ppm / °C
Internal Low-Frequency Oscillator (Using Factory-Calibrated Settings)
Oscillator Frequency
OSCLD = 11b
72
80
88
kHz
Oscillator Supply Current
(from VDD)
25 °C, VDD = 3.0 V,
OSCLCN.7 = 1
—
5.5
—
µA
Power Supply Sensitivity
Constant Temperature
— –3 ± 0.1* —
%/V
Temperature Sensitivity
Constant Supply
—
20 ± 8*
— ppm/°C
*Note: Represents mean ±1 standard deviation.
122
Rev. 1.7
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