Datasheet

55.6.3 Internal Ultra Low Power 32 kHz RC Oscillator (OSCULP32K) Characteristics (105°C)
Table 55-23. Ultra-Low-Power Internal 32 kHz RC Oscillator Electrical Characteristics
Symbol Parameter Calibration Conditions Min. Typ. Max Units
F
OUT
Output frequency Factory default & without
user software calibration
[-40, +105]°C, VDDANA>1.71V 26.00 32.768 39.50 kHz
With user software
calibration
Recalibrate using XOSC as
reference Clock source
32.28 33.25
Recalibrate using DFLL as
reference Clock source
31.29 33.91
55.6.4 Digital Frequency Locked Loop (DFLL48M) Characteristics (105°C)
Table 55-24. DFLL48M Characteristics - Open Loop Mode
(1)
Symbol
Parameter Conditions Min. Typ. Max. Units
F
OpenOUT
Output frequency DFLLVAL after Reset
LDO Regulator mode, [-40, 105]°C
45.57 48 50.09 MHz
DFLLVAL after Reset
LDO Regulator mode, [0, 60]°C
47.12 48 48.9
T
OpenSTARTUP
Startup time DFLLVAL after Reset
F
OUT
within 90% of final value
- 4.3 6.5 µs
Note:
1. DFLL48 in open loop can be used only with LDO regulator.
Table 55-25. DFLL48M Power Consumption
Symbol Parameter Conditions Ta Min. Typ. Max. Units
I
DD
Current Consumption Open Loop mode - DFLLVAL after reset VCC =
3.3V
Max. 105°C
Typ. 25°C
- 400 1400 µA
Closed Loop mode - f
REF
= 32 .768 kHz VCC =
3.3V
- 404 1390 µA
55.6.5 Fractional Digital Phase Lock Loop (FDPLL) Characteristics (105°C)
Table 55-26. Fractional Digital Phase Lock Loop Characteristics
(2)
Symbol Parameter Conditions Min. Typ. Max. Units
Jp Period jitter (Peak-Peak value) f
IN
= 32 kHz, f
OUT
= 96 MHz - 1.9 2.9 %
f
IN
= 32 kHz, f
OUT
= 200 MHz - 3.4 5.6
f
IN
= 3.2 MHz, f
OUT
= 96 MHz - 2.0 3.1
f
IN
= 3.2 MHz, f
OUT
= 200 MHz - 4.3 7.1
Duty
(1)
Duty cycle - - 50 - %
SAM D5x/E5x Family Data Sheet
Electrical Characteristics at 105°C
© 2019 Microchip Technology Inc.
Datasheet
DS60001507E-page 2051