L3G4200D Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

fabricante

L3G4200D

MEMS motion sensor: three-axis digital output gyroscope

STMicroelectronics 

L3G4200D

Block diagram and pin description

1

Block diagram and pin description

Figure 1. Block diagram

+ Ω x,y,z

X+

CHARGE MIXER LOW-PASS

Y+

AMP

FILTER

Z+

M

A

U

D

X

C

Z-

Y-

X-

DF

I

G

I

T

A

I

L

T

E

R

I

LN

G

CS

I2C SCL/SPC

SPI

SDA/SDO/SDI

SDO

1.1

DRIVING MASS

Feedback loop

REFERENCE

TRIMMING

CIRCUITS

CLOCK

&

PHASE GENERATOR

CONTROL LOGIC

&

INTERRUPT GEN.

INT

DRDY

AM06080v1

The vibration of the structure is maintained by a drive circuitry in a feedback loop.The

sensing signal is filtered and appears as digital signal at the output.

Pin description

Figure 2. Pin connection

+ ΩZ

1

X

+ΩY

(TOP VIEW)

DIRECTIONS OF THE

DETECTABLE

ANGULAR RATES

+Ω X

13

16

RES 12

1

RES

RES

BOTTOM

VIEW

Vdd_IO

SCL/SPC

SDA/SDI/SDO

RES 9

8

4 SDO/SA0

5

AM06081v1

Doc ID 17116 Rev 1

5/24

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