LIS3DHTR 데이터 시트보기 (PDF) - STMicroelectronics

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LIS3DHTR

MEMS digital output motion sensor ultra low-power high performance 3-axes “nano” accelerometer

STMicroelectronics 

Block diagram and pin description

1

Block diagram and pin description

LIS3DH

1.1

Block diagram

Figure 1. Block diagram

X+

Y+

Z+

a

MUX

Z-

Y-

X-

ADC1 - ADC Input1

ADC2 - ADC Input2

ADC3 - ADC Input3

TEMPERATURE

SENSOR

CHARGE

AMPLIFIER

A/D

CONVERTER 1

A/D

CONVERTER 2

CONTROL

LOGIC

CS

I2C

SCL/SPC

SDA/SDO/SDI

SPI

SDO/SA0

SELF TEST

REFERENCE

TRIMMING

CIRCUITS

CLOCK

96 Level

FIFO

CONTROL LOGIC

&

INTERRUPT GEN.

INT 1

INT 2

1.2

Pin description

Figure 2. Pin connection

Z

1

X

Y

(TOP VIEW)

DIRECTION OF THE

DETECTABLE

ACCELERATIONS

ADC3 13

GND

INT1

RES

INT2 9

Pin 1 indicator

1 Vdd_IO

NC

NC

SCL/SPC

5 GND

(BOTTOM VIEW)

8/42

Doc ID 17530 Rev 1

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