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L3GD20 Datasheet(PDF) 8 Page - STMicroelectronics

Part # L3GD20
Description  MEMS motion sensor: three-axis digital output gyroscope
PDF  44 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L3GD20 Datasheet(HTML) 8 Page - STMicroelectronics

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Block diagram and pin description
L3GD20
8/44
Doc ID 022116 Rev 1
Table 2.
Pin description
Pin#
Name
Function
1
Vdd_IO(1)
1.
100 nF filter capacitor recommended.
Power supply for I/O pins
2
SCL
SPC
I2C serial clock (SCL)
SPI serial port clock (SPC)
3
SDA
SDI
SDO
I2C serial data (SDA)
SPI serial data input (SDI)
3-wire interface serial data output (SDO)
4
SDO
SA0
SPI serial data output (SDO)
I2C less significant bit of the device address (SA0)
5CS
I2C/SPI mode selection (1: SPI idle mode / I2C communication
enabled; 0: SPI communication mode / I2C disabled)
6
DRDY/INT2
Data ready/FIFO interrupt (Watermark/Overrun/Empty)
7
INT1
Programmable interrupt
8
Reserved
Connect to GND
9
Reserved
Connect to GND
10
Reserved
Connect to GND
11
Reserved
Connect to GND
12
Reserved
Connect to GND
13
GND
0 V supply
14
Reserved
Connect to GND with ceramic capacitor(2)
2.
1 nF min value must be guaranteed under 11 V bias condition.
15
Reserved
Connect to Vdd
16
Vdd(3)
3.
100 nF plus 10 µF capacitors recommended.
Power supply



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