43.15 Low Power Internal 32 kHz RC Oscillator AC Electrical Specifications

Table 43-19. Low Power Internal 32 kHz RC Oscillator AC Electrical Specifications
AC Characteristics			Standard Operating Conditions: V_DD = 1.9V to 3.6V (unless otherwise stated) Operating Temperature: -40°C ≤ T_A ≤ +85°C for Industrial Temp -40°C ≤ T_A ≤ +125°C for Extended Temp
Param. No.	Symbol	Characteristics	Min.	Typ.	Max.	Units	Conditions
LP32K_1 (F_INTRC)	FOSC_LPRC32K	Output frequency	32.276	32.768	33.26	kHz	V_DDIO = V_DDANA ≥ V_DDANA(min) -40°C ≤ T_A ≤ +125°C (in other words, Factory default calibration) Calibrated range, across voltage and at 25°C, (± 1.0%)
LP32K_2	T_INTRC	LPRC period	—	1/F_INTRC	—	μs	1/F_INTRC
LP32K_6	T_SURC	LPRC Start-up time	—	—	300	µs	Non LP mode
LP32K_9	LPRC32K_Duty	LPRC32K OSC duty cycle	—	50	—	%	V_DDIO = V_DDANA ≥ V_DDANA(min)
Note: The parameters are characterized but not tested in manufacturing.