LIS331DLM STMicroelectronics, LIS331DLM Datasheet - Page 26

• Manufacturer Part Number: LIS331DLM
• Description: Board Mount Accelerometers DGTL OUTPT MTN SEN MEMS ULTRA LO PWR
• Manufacturer: STMicroelectronics

Specifications of LIS331DLM

• Sensing Axis: X, Y, Z
• Acceleration: 2 g, 4 g, 8 g
• Digital Output - Number Of Bits: 8 bit
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.16 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Digital Output - Bus Interface: I2C, SPI
• Shutdown: Yes
• Package / Case: LGA-16
• Output Type: Digital
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Register description
7.3
26/38
Table 19.
Table 20.
1.
CTRL_REG2 (21h)
Table 21.
Table 22.
BOOT
HPM1, HPM0
FDS
HPen2
BOOT
“11” bit configuration is not allowed and may cause incorrect device functionality.
PM2
DR1
0
0
0
0
1
1
1
0
0
1
(1)
Power mode and low-power output data rate configurations
Normal-mode output data rate configurations and low-pass cut-off
frequencies
CTRL_REG2 register
CTRL_REG2 description
HPM1
PM1
Reboot memory content. Default value: 0
(0: normal mode; 1: reboot memory content)
High pass filter mode selection. Default value: 00
(00: normal mode; Others: refer to
Filtered data selection. Default value: 0
(0: internal filter bypassed; 1: data from internal filter sent to output register)
High pass filter enabled for Interrupt 2 source. Default value: 0
(0: filter bypassed; 1: filter enabled)
0
0
1
1
0
0
1
DR0
0
1
0
(1)
HPM0
PM0
0
1
0
1
0
1
0
Doc ID 15102 Rev 4
Output data rate [Hz]
FDS
Power mode selection
ODR
100
400
Normal mode
Power-down
50
Low-power
Low-power
Low-power
Low-power
Low-power
HPen2
Table
23)
HPen1
Low-pass filter cut-off
Output data rate [Hz]
frequency [Hz]
HPCF1
ODR
292
37
74
ODR
0.5
10
1
2
5
-
LP
LIS331DLM
HPCF0