LPS25HBTR datasheet(8/40 Pages) STMICROELECTRONICS

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Mechanical and electrical specifications

LPS25HB

8/40

DocID027112 Rev 2

Mechanical and electrical specifications

2.1

Mechanical characteristics

VDD = 1.8 V, T = 25 °C, unless otherwise noted.

Table 3. Pressure and temperature sensor characteristics

Symbol

Parameter

Test condition

Min. Typ.(1)

1. Typical specifications are not guaranteed.

Max.

Unit

Pressure sensor characteristics

PTop

Operating temperature range

-30

+105

°C

PTfull

Full accuracy temperature

range

0+80

°C

Pop

Operating pressure range

260

1260

hPa

Pbits

Pressure output data

bits

Psens

Pressure sensitivity

4096

LSB/

hPa

Paccrel

Relative accuracy over

pressure(2)

2. Characterization data. Parameter not tested at final test

P = 800 to 1100 hPa

T = 25°C

± 0.1

hPa

PaccT

Absolute accuracy pressure

over temperature(3)

3. Embedded quadratic compensation.

P = 260 to 1260 hPa

T = 20

∼ +60 °C

± 0.2

hPa

P = 260 to 1260 hPa

T = 0

∼ +80 °C

± 1

Pnoise

Pressure noise(4)

4. Pressure noise RMS evaluated in a controlled environment based on the average standard deviation of 32

measurements at highest ODR.

without embedded

filtering

0.03

hPa

RMS

with embedded

filtering

0.01

Temperature sensor characteristics

Top

Operating temperature range

-30

105

°C

Tbits

Temperature output data

bits

Tsens

Temperature sensitivity

480

LSB/°C

Tacc

Absolute accuracy temperature T= 0 ~ +65 °C

± 2°C

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