LPS33HW datasheet(9/50 Pages) STMICROELECTRONICS

部件名	LPS33HW

功能描述	MEMS pressure sensor: 260-1260 hPa absolute digital output barometer with water-resistant package

PDF	50 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

9 / 50 page

DocID030522 Rev 1

9/50

LPS33HW

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)

Max.

Unit

Pressure sensor characteristics

PTop

Operating temperature range

-40

+85

°C

PTfull

Full accuracy temperature range

+65

°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)

P = 800 - 1100 hPa

T = 25 °C

±0.1

hPa

PAccT

Absolute accuracy over temperature

Pop

T = 0 ~ 65 °C

Before OPC(3)

±2.5

hPa

Pop

T = 0 ~ 65 °C

After OPC(3)

±1

Pnoise

RMS pressure noise(4)

Without embedded

filtering

0.02

hPa

RMS

With embedded

filtering (ODR/20)

0.008

ODRPres

Pressure output data rate(5)

P_longterm Pressure accuracy long-term stability

±1

hPa/

year

Temperature sensor characteristics

Top

Operating temperature range

-40

+85

°C

Tsens

Temperature sensitivity

100

LSB/°C

ODRT

Temperature output data rate(5)

LPS33HW 数据表(PDF) 9 Page - STMicroelectronics

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