L3GD20TR datasheet(11/44 Pages) STMICROELECTRONICS

Il numero della parte	L3GD20TR

Spiegazioni elettronici	MEMS motion sensor: three-axis digital output gyroscope

PDF	44 Pages

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Produttore elettronici	STMICROELECTRONICS [STMicroelectronics]

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11 / 44 page

L3GD20

Mechanical and electrical specifications

Doc ID 022116 Rev 1

11/44

2.4

Communication interface characteristics

2.4.1

SPI - serial peripheral interface

Subject to general operating conditions for Vdd and Top.

Figure 3.

SPI slave timing diagram (a)

Table 6.

SPI slave timing values

Symbol

Parameter

Value(1)

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

Values are guaranteed at a 10 MHz clock frequency for SPI with both 4 and 3 wires, based on characterization results; not

tested in production.

Measurement points are at 0.2·Vdd_IO and 0.8·Vdd_IO, for both input and output port.

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