LPS331APY datasheet(5/36 Pages) STMICROELECTRONICS

部件名	LPS331APY

功能描述	MEMS pressure sensor: 260-1260 mbar absolute digital output barometer

PDF	36 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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5 / 36 page

LPS331AP

Mechanical and electrical specifications

Doc ID 022112 Rev 7

5/36

Mechanical and electrical specifications

Conditions at VDD = 2.5 V, T = 25 °C, unless otherwise noted.

2.1

Mechanical characteristics

Table 3.

Mechanical characteristics

Symbol

Parameter

Test condition

Min. Typ.(1)

Typical specifications are not guaranteed.

Max.

Unit

Top

Operating temperature range

-40

–

°C

Tfull

Full accuracy temperature

range

0–

°C

Pop

Operating pressure range

260

–

1260

mbar

Pbits

Pressure output data

–

bits

Pres

Pressure sensitivity

–

4096

–

LSB/

mbar

Paccrel

Relative accuracy over

pressure(2)

Characterization data. Parameter not tested at final test

P = 800 to 1100 mbar

T= 25°C

–

± 0.1

± 0.2

mbar

PaccT

Absolute accuracy pressure

over temperature(3)

Embedded pwl compensation.

P = 800 to 1100 mbar

T = 0

∼+80 °C

- 3.2

± 22.6

mbar

Pnoise

Pressure noise

See Table 17.

mbar

RMS

Tbits

Temperature output data

–

bits

Tres

Temperature sensitivity

–

480

–

LSB/°C

Tacc

Absolute accuracy temperature T= 0~+80 °C

–

± 2–

°C

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