35.10.4 XOSCHF

Table 35-13. High Frequency Crystal Oscillator (XOSCHF) Specifications
Symbol	Description	Min.	Typ. ✝	Max.	Unit	Conditions
f_XOSCHF *	Frequency	4	—	24	MHz
C_XTAL1/XTAL2 *	Parastatic pin capacitance	—	5	—	pF
C_L *	Crystal load capacitance	—	12	—	pF
ESR *	Equivalent Series Resistance	—	200	—	Ω	XTALHF = 4 MHz, XOSCHFCTRLA.FRQRANGE = `0x0`
		—	60	—	Ω	XTALHF = 16 MHz, XOSCHFCTRLA.FRQRANGE = `0x1`
		—	40	—	Ω	XTALHF = 24 MHz, XOSCHFCTRLA.FRQRANGE = `0x2`
t_{XOSC32_HF} *	XOSCHF start-up time	—	700	—	ns	4 MHz crystal
✝ Data found in the “Typ.” column are measured at T_A = 25°C and V_DD = 3.0V, unless otherwise specified. These parameters are not tested and are provided for design guidance only. * These parameters are characterized but not tested in production.