C8051F326 Datasheet, PDF (80/140 Pages) List of Unclassifed Manufacturers – Full Speed USB, 16 kB Flash MCU Family

C8051F326/7
Table 10.3. Internal Oscillator Electrical Characteristics
–40 to +85 °C unless otherwise specified.
Parameter
Conditions
Min
Internal High-Frequency Oscillator
Internal Oscillator Frequency Reset Frequency
Internal Oscillator Supply
Current (from VDD)
USB Clock Frequency¹
OSCICN.7 = 1
Full Speed Mode
11.82
—
47.88
Typ Max
12 12.18
574
—
48 48.12
Low Speed Mode
5.91
6
6.09
Internal Low-Frequency Oscillator (Using Factory-Calibrated Settings)
Internal Oscillator Frequency
—
88
—
Internal Oscillator Supply
Current (from VDD)
Power Supply Sensitivity
Temperature Sensitivity
25 ºC, VDD = 3.0 V,
OSCLCN.7 = 1
Constant Temperature
Constant Supply
—
17
—
—
–3 ± 0.1² —
—
20 ± 8 —
Notes:
1. Applies only to external oscillator sources.
2. Represents Mean ± 1 Standard Deviation.
Units
MHz
µA
MHz
KHz
µA
%/V
ppm/ºC
80
Rev. 0.5