GD32H757VMT7 datasheet(120/151 Pages) GIGADEVICE

120 / 151 page

GD32H757xx Datasheet

119

Symbol

Parameter

Conditions

Min

Typ

Max Unit

Low Hysteresis

Medium Hysteresis

High Hysteresis

(1)

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

(2)

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

4.20.

Temperature and VBAT monitoring

Table 4-50. VBAT monitoring characteristics(1)

Symbol

Parameter

Min

Typ

Max

Unit

Resistor bridge for VBAT

—

kΩ

Ratio on VBAT measurement

—

Error on Q

-10

—

+10

tSAMPLE(VBAT)

ADC sampling time when reading VBAT input

—

μs

VBAT(high)

High supply monitoring

—

3.56

—

VBAT(low)

Low supply monitoring

—

1.36

—

(1)

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

Table 4-51. VBAT charging characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

RBC

Battery charging resistor

VCRSEL = 0

—

kΩ

VCRSEL = 1

—

1.5

—

Table 4-52. Temperature monitoring characteristics(1)

Symbol

Parameter

Min

Typ

Max

Unit

TEMPhigh

High temperature monitoring

—

120

—

°C

TEMPlow

Low temperature monitoring

—

-27

—

(1)

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

4.21.

DAC characteristics

Table 4-53. DAC characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VDDA

Operating voltage

—

1.8

3.3

3.6

VREFP

Positive Reference Voltage

—

1.8

—

VDDA

VREFN

Negative Reference

Voltage

—

VSSA

—

RLOAD(1)

Resistive load

Resistive load with

buffer ON

connected

to VSSA

—

kΩ

connected

to VDDA

—

Ro(1)

Impedance output

Impedance output with buffer

—

kΩ

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