STM32F058C8 datasheet(76/104 Pages) STMICROELECTRONICS

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Electrical characteristics

STM32F058C8 STM32F058R8 STM32F058T8

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DocID023402 Rev 3

6.3.17

Comparator characteristics

Table 54. Comparator characteristics

Symbol

Parameter

Conditions

Min(1) Typ Max(1)

Unit

VDDA

Analog supply voltage

VREFINT scaler not in use

1.65

-3.6

VREFINT scaler in use

VIN

Comparator input

voltage range

-0

VDDA

VSC

VREFINT scaler offset

voltage

±5

±10

tS_SC

VREFINT scaler startup

time from power down

First VREFINT scaler activation after device

power on

1000

(2)

Next activations

0.2

tSTART

Comparator startup

time

Startup time to reach propagation delay

specification

µs

Propagation delay for

200 mV step with

100 mV overdrive

Ultra-low power mode

4.5

µs

Low power mode

0.7

1.5

Medium power mode

0.3

0.6

High speed mode

VDDA ≥ 2.7 V

100

VDDA < 2.7 V

100

240

Propagation delay for

full range step with

100 mV overdrive

Ultra-low power mode

µs

Low power mode

0.7

2.1

Medium power mode

0.3

1.2

High speed mode

VDDA ≥ 2.7 V

180

VDDA < 2.7 V

110

300

Voffset

Comparator offset error

±4

±10

dVoffset/dT

Offset error

temperature coefficient

-18

µV/°C

IDD(COMP)

COMP current

consumption

Ultra-low power mode

1.2

1.5

µA

Low power mode

Medium power mode

High speed mode

100

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