STM32W108CB datasheet(252/278 Pages) STMICROELECTRONICS

Il numero della parte	STM32W108CB

Spiegazioni elettronici	High-performance, IEEE 802.15.4 wireless system-on-chip with up to 256 Kbytes of embedded Flash memory

PDF	278 Pages

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Produttore elettronici	STMICROELECTRONICS [STMicroelectronics]

Homepage	http://www.st.com

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Electrical characteristics

STM32W108HB STM32W108CC STM32W108CB STM32W108CZ

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Doc ID 16252 Rev 14

14.6

Clock frequencies

14.6.1

High frequency internal clock characteristics

Frequency at reset

Frequency Steps

Duty cycle

Supply dependence

Change in supply = 0.1 V

Test at supply changes: 1.8 V to 1.7 V

14.6.2

High frequency external clock characteristics

Frequency

Accuracy

Duty cycle

Phase noise (at 100 kHz offset)

Start-up time at max bias

Start up time at optimal bias

Current consumption

Current consumption at max bias

Crystal with high ESR

– Load capacitance

– Crystal capacitance

– Crystal power dissipation

Crystal with low ESR

– Load capacitance

– Crystal capacitance

– Crystal power dissipation

Table 60.

High-frequency RC oscillator characteristics

Parameter

Test conditions

Min.

Typ.

Max.

Unit

612

MHz

0.5

MHz

Table 61.

High-frequency crystal oscillator characteristics

Parameter

Test conditions

Min.

Typ.

Max.

Unit

––

–

MHz

–

-40

–

+40

ppm

–

40–60

–

-120

dBc/Hz

–

––1

–

––2

–

200

300

µA

–

––1

–

100

––

–

––7

–

200

µW

––

–

––

–

––7

–

––1

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