LPS33HW datasheet(11/50 Pages) STMICROELECTRONICS

Part #	LPS33HW

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

PDF	50 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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11 / 50 page

DocID030522 Rev 1

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LPS33HW

Mechanical and electrical specifications

2.3

Communication interface characteristics

2.3.1

SPI - serial peripheral interface

Subject to general operating conditions for Vdd and TOP.

Figure 3. SPI slave timing diagram

Note:

Measurement points are done at 0.2·Vdd_IO and 0.8·Vdd_IO, for both ports.

Table 6. SPI slave timing values

Symbol

Parameter

Value(1)

1. Values are guaranteed at 10 MHz clock frequency for SPI with both 4 and 3 wires, based on

characterization results, not tested in production.

Unit

Min

Max

tc(SPC)

SPI clock cycle

100

fc(SPC)

SPI clock frequency

MHz

tsu(CS)

CS setup time

th(CS)

CS hold time

tsu(SI)

SDI input setup time

th(SI)

SDI input hold time

tv(SO)

SDO valid output time

th(SO)

SDO output hold time

tdis(SO)

SDO output disable time

LPS33HW Datasheet(PDF) 11 Page - STMicroelectronics

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