50.9 DFLLULP Electrical Specifications

Table 50-10. DFLLULP (Digital Frequency Locked Loop) Electrical Specifications
AC CHARACTERISTICSStandard Operating Conditions: VDD = AVDD = 1.62V to 3.63V (unless otherwise stated)

Operating temperature: -40°C ≤ TA ≤ +125°C for Extended Temp

Param. No.SymbolCharacteristicsMin.Typ.Max.UnitsConditions
DFLLULP (Closed Loop Only)
DFLL_33DFLLULP_CL_FOUTDFLLULP Closed-Loop Clock Frequency7.688.4MHz

LDO Mode,

Performance Level 0 Mode,

XOSC32 32.768 kHz PPM ≤ 100

DFLL_33A30.53233.5

LDO Mode,

Performance Level 2 Mode,

XOSC32 32.768 kHz PPM ≤ 100

DFLL_33B7.688.4

BUCK Mode,

Performance Level 0 Mode,

XOSC32 32.768 kHz PPM ≤ 100

DFLL_33C30.43233.6

BUCK Mode,

Performance Level 2 Mode,

XOSC32 32.768 kHz PPM ≤ 100

DFLL_35DFLLULP_CL_JitterDFLLULP Period Jitter Pk-to-Pk7%

LDO Mode,

Performance Level 0 Mode,

fEXTERNAL= 32.768 kHz @ ≤100 ppm

DFLL_35A6.5

LDO Mode,

Performance Level 2 Mode,

fEXTERNAL= 32.768 kHz @ ≤100 ppm

DFLL_35B9

LDO Mode,

Performance Level 0 Mode,

fEXTERNAL= 32.768 kHz @ ≤ 100 ppm

DFLL_35C8.2

LDO Mode,

Performance Level 2 Mode,

fEXTERNAL= 32.768 kHz @ ≤ 100 ppm

DFLL_37DFLLULP_CL_SRTDFLLULP Closed-Loop Mode Lock Time372µs

Closed Loop mode,

fEXTERNAL= 32.768 kHz @ ≤ 100 ppm

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