31.15 OSC32K Electrical Specifications

Table 31-17. Internal 32.768 kHz RC Oscillator (OSC32K) AC Electrical Specifications
AC CHARACTERISTICSStandard Operating Conditions: VDDIO = AVDD = VDD 1.62V to 3.63V (unless otherwise stated)

Operating temperature:

-40°C ≤ TA ≤ +85°C for Industrial

Param. No.SymbolCharacteristicsMin.Typ.Max.UnitsConditions
OSC32K_1FOSC_OSC32KOutput Frequency32.768kHzTA = 25 °C , AVDD = 3.3V
OSC32K_3aOSC32K_ACCAccuracy-44%TA = 25°C,

1.62V ≤ AVDD ≤ 3.63V

OSC32K_3b-1.51.5%TA = 25°C, AVDD = 3.3V
OSC32K_3c-136%-40°C ≤ TA ≤ +85°C,

1.62V ≤ AVDD ≤ 3.63V

OSC32K_9OSC32K_DutyOSC32 Duty Cycle50%TA = 25 °C , AVDD = 3.3V