XOSCHF

Table 1. High Frequency Crystal Oscillator (XOSCHF) Specifications
Symbol Description Min. Typ. ✝ Max. Unit Conditions
fXOSCHF Frequency 4 24 MHz  
CXTAL1/XTAL2 * Parastatic pin capacitance 5 pF  
CL * 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

tXOSC32_HF * XOSCHF start-up time 700 ns 4 MHz crystal

Data in the “Typ.” column is at TA = 25°C and VDD = 3.0V unless otherwise specified. These parameters are not tested and are for design guidance only.

* These parameters are characterized but not tested in production.