STM32L151VBT6DTR datasheet(100/121 Pages) STMICROELECTRONICS

100 / 121 page

Electrical characteristics

STM32L151x6/8/B, STM32L152x6/8/B

100/121

Doc ID 17659 Rev 8

Table 60.

Comparator 2 characteristics

Symbol

Parameter

Conditions

Min

Typ

Max(1)

Based on characterization, not tested in production.

Unit

VDDA

Analog supply voltage

1.65

3.6

VIN

Comparator 2 input voltage range

VDDA

tSTART

Comparator startup time

Fast mode

µs

Slow mode

td slow

Propagation delay(2) in slow mode

The delay is characterized for 100 mV input step with 10 mV overdrive on the inverting input, the non-

inverting input set to the reference.

1.65 V

≤ VDDA ≤

2.7 V

1.8

3.5

2.7 V

≤ VDDA ≤ 3.6 V

2.5

td fast

Propagation delay(2) in fast mode

1.65 V

≤ VDDA ≤

2.7 V

0.8

2.7 V

≤ VDDA ≤ 3.6 V

1.2

Voffset

Comparator offset error

±4

±20

dThreshold/

Threshold voltage temperature

coefficient

VDDA = 3.3V

TA = 0 to 50 °C

V- = VREF+, 3/4

VREF+,

1/2 VREF+, 1/4 VREF+.

ppm

/°C

ICOMP2

Current consumption(3)

Comparator consumption only. Internal reference voltage (necessary for comparator operation) is not

included.

Fast mode

3.5

µA

Slow mode

0.5

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