K32L2AX datasheet(50/96 Pages) NXP

50 / 96 page

Table 20. Device clock specifications (continued)

Symbol

Description

Min.

Max.

Unit

Run mode1

fWDOG, fTSI

WDOG clock, TSI clock

—

MHz High speed run

mode and Normal

speed run mode

—

MHz VLPR mode

fADC

ADC clock

—

242

MHz High speed run

mode and Normal

speed run mode

—

MHz VLPR mode

fRTC

RTC clock

—

32.768

KHz

All modes

fTSTMR

TSTMR clock

—

MHz All modes

fLPTMR

LPTMR clock

—

MHz All modes

fTPM, fLPIT,

fLPSPI, fLPI2C,

fLPUART,

fEMVSIM,

fFLEXIO

TPM clock, LPIT clock, LPSPI clock, LPI2C clock,

LPUART clock, EMVSIM clock, FlexIO clock

—

MHz High speed run

mode

—

MHz Normal speed run

mode

—

MHz VLPR mode

fUSB

USB clock

—

MHz High speed run

mode and Normal

speed run mode

—

MHz VLPR mode

fERCLK

External reference clock

—

MHz High speed run

mode and Normal

speed run mode

MHz VLPR mode

fosc_hi_2

Oscillator crystal or resonator frequency — high

frequency mode (high range)

(SCG_SOSCCFG[RANGE]=11)

—

MHz High speed run

mode and Normal

speed run mode

—

MHz VLPR mode

fCAU, fGPIO

CAU clock, GPIO clock

—

MHz High speed run

mode

—

MHz Normal speed run

mode

—

MHz VLPR mode

1. Normal run mode, High speed run mode, and VLPR mode.

2. See ADC electrical specifications

7.3.2 General switching specifications

These general-purpose specifications apply to all signals configured for GPIO, LPI2C,

and LPUART signals.

General

K32 L2A Microcontroller with 512 KB Flash and 128 KB SRAM, Rev. 3, 02/2021

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