JAJSG26C March 2016 – August 2018 MSP430FR5962 , MSP430FR5964 , MSP430FR5992 , MSP430FR5994 , MSP430FR59941
PRODUCTION DATA.
LFXTCLK (see Table 5-4) is a low-frequency oscillator that can be used either with low-frequency 32768- Hz watch crystals, standard crystals, resonators, or external clock sources in the 50 kHz or below range. When in bypass mode, LFXTCLK can be driven with an external square-wave signal.