GD32H757ZMT7 datasheet(100/151 Pages) GIGADEVICE

Nome de Peças	GD32H757ZMT7

Descrição Electrónicos	Arm® Cortex®-M7 32-bit MCU

PDF	151 Pages

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Fabricante Electrônico	GIGADEVICE [GigaDevice Semiconductor (Beijing) Inc.]

Página de início	http://www.gigadevice.com/

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GD32H757xx Datasheet

4.8.

Internal clock characteristics

Table 4-19. High speed internal clock (IRC48M) characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

fIRC48M

High Speed Internal

Oscillator (IRC48M)

frequency

VDD = 3.3 V

—

MHz

DriftIRC48M

IRC48M oscillator

Frequency Drift, Factory-

trimmed

VDD = VDDA = 3.3 V,

TJ = -40 °C ~ +85 °C for

grade 6 devices(1)

—

-0.64

+0.55

—

VDD = VDDA = 3.3 V,

TJ = -40 °C ~ +105 °C for

grade 7 devices (1)

—

0.64~

+0.76

—

VDD = VDDA = 3.3 V,

TJ = 25 °C

47.5

—

48.5

MHz

IRC48M oscillator

Frequency accuracy,

User trimming step(1)

—

0.7

—

DutyIRC48M(2)

IRC48M oscillator duty

cycle

VDD = VDDA = 3.3 V

IDDA(IRC48M)(1)

IRC48M oscillator

operating current

—

330

—

μA

tST(IRC48M)(1)

IRC48M oscillator startup

time

—

2.85

—

μs

(1)

Value guaranteed by characterization, not 100% tested in production.

(2)

Value guaranteed by design, not 100% tested in production.

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