GD32F310 datasheet(53/81 Pages) GIGADEVICE

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GD32F310xx Datasheet

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

IDDAIRC40K(2)

IRC40K oscillator operating

current

VDD = VDDA = 3.3 V

—

0.5

—

μA

tSUIRC40K(2)

IRC40K oscillator startup

time

VDD = VDDA = 3.3 V

—

μs

(1)

Guaranteed by design, not tested in production.

(2)

Based on characterization, not tested in production.

Table 4-20. High speed internal clock (IRC28M) characteristics

Symbol

Parameter

Conditions

Min

Typ

Max Unit

fIRC28M

High Speed Internal Oscillator

(IRC28M) frequency

VDD = VDDA = 3.3 V

—

MHz

ACCIRC28M

IRC28M oscillator Frequency

accuracy, Factory-trimmed

VDD = VDDA = 3.3 V,

TA = -40 °C ~ +85 °C for

grade 6 devices

—

-0.86 to

0.9(1)

—

VDD = VDDA = 3.3 V,

TA = -40 °C ~ +105 °C for

grade 7 devices

—

-1.02 to

0.9(1)

—

VDD = VDDA = 3.3 V, TA =

25 °C

-1.0

—

+1.0

IRC28M oscillator Frequency

accuracy, User trimming step(1)

—

0.5

—

DIRC28M(2)

IRC28M oscillator duty cycle

VDD = VDDA = 3.3 V

IDDAIRC28M(1)

IRC28M oscillator operating

current

VDD = VDDA = 3.3 V

—

114

—

μA

tSUIRC28M(1)

IRC28M oscillator startup time

VDD = VDDA = 3.3 V

—

1.6

—

μs

(1)

Based on characterization, not tested in production.

(2)

Guaranteed by design, not tested in production.

Table 4-21. High speed internal clock (IRC48M) characteristics

Symbol

Parameter

Conditions

Min

Typ

Max Unit

fIRC48M

High Speed Internal

Oscillator (IRC48M)

frequency

VDD = VDDA = 3.3 V

—

MHz

ACCIRC48M

IRC48M oscillator Frequency

accuracy, Factory-trimmed

VDD = VDDA = 3.3 V,

TA = -40 °C ~ +85 °C for grade

6 devices

—

-0.81 to

0.35(1)

—

VDD = VDDA = 3.3 V,

TA = -40 °C ~ +105 °C for

grade 7 devices

—

-0.86 to

0.35(1)

—

VDD = VDDA = 3.3 V, TA = 25 °C -2.0

—

+2.0

IRC48M oscillator Frequency

accuracy, User trimming

step(1)

—

0.12

—

GD32F310 Datasheet(PDF) 53 Page - GigaDevice Semiconductor (Beijing) Inc.

GD32F310 Datasheet(HTML) 53 Page - GigaDevice Semiconductor (Beijing) Inc.

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