Datasheet

1147
42023E–SAM–07/2013
ATSAM4L8/L4/L2
42.7.7 1MHz RC Oscillator (RC1M) Characteristics
42.7.8 4/8/12MHz RC Oscillator (RCFAST) Characteristics
Table 42-30.
RC1M Oscillator Characteristics
Symbol Parameter Conditions Min Typ Max Unit
f
OUT
Output frequency
(1)
1. These values are based on characterization. These values are not covered by test limits in production.
0.91 1 1.12 MHz
I
RC1M
Current consumption
(2)
2. These values are based on simulation. These values are not covered by test limits in production or characterization.
35 µA
Duty Duty cycle
(1)
48.6 49.9 54.4 %
Table 42-31. RCFAST Oscillator Characteristics
Symbol Parameter Conditions Min Typ Max Unit
f
OUT
Output frequency
(1)
1. These values are based on characterization. These values are not covered by test limits in production.
Calibrated, FRANGE=0 4 4.3 4.6
MHzCalibrated, FRANGE=1 7.8 8.2 8.5
Calibrated, FRANGE=2 11.3 12 12.3
I
RCFAST
Current consumption
(2)
2. These values are based on simulation. These values are not covered by test limits in production or characterization.
Calibrated, FRANGE=0 90 110
µACalibrated, FRANGE=1 130 150
Calibrated, FRANGE=2 180 205
Duty Duty cycle
(1)
Calibrated, FRANGE=0 48.8 49.6 50.1
%Calibrated, FRANGE=1 47.8 49.2 50.1
Calibrated, FRANGE=2 46.7 48.8 50.0
t
STARTUP
Startup time
(1)
Calibrated, FRANGE=2 0.1 0.31 0.71 µs