STM32L433CB datasheet(174/225 Pages) STMICROELECTRONICS

174 / 225 page

Electrical characteristics

STM32L433xx

174/225

DS11449 Rev 5

6.3.22

Operational amplifiers characteristics

IDDA(COMP)

Comparator consumption

from VDDA

Ultra-low-

power mode

Static

400

600

With 50 kHz

±100 mV overdrive

square signal

-1200-

Medium mode

Static

µA

With 50 kHz

±100 mV overdrive

square signal

-6

High-speed

mode

Static

100

With 50 kHz

±100 mV overdrive

square signal

-75-

Ibias

Comparator input bias

current

-(4)

1. Guaranteed by design, unless otherwise specified.

2. Refer to Table 25: Embedded internal voltage reference.

3. Guaranteed by characterization results.

4. Mostly I/O leakage when used in analog mode. Refer to Ilkg parameter in Table 70: I/O static characteristics.

Table 85. COMP characteristics(1) (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Table 86. OPAMP characteristics(1)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

VDDA

Analog supply

voltage(2)

-1.8

3.6

CMIR

Common mode

input range

-0

VDDA

VIOFFSET

Input offset

voltage

25 °C, No Load on output.

±1.5

All voltage/Temp.

±3

∆VIOFFSET

Input offset

voltage drift

Normal mode

±5

μV/°C

Low-power mode

±10

TRIMOFFSETP

TRIMLPOFFSETP

Offset trim step

at low common

input voltage

(0.1 ₓ VDDA)

0.8

1.1

TRIMOFFSETN

TRIMLPOFFSETN

Offset trim step

at high common

input voltage

(0.9 ₓ VDDA)

1.35

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