Page Comparison

Barometric Altimeter

•  Use on Module

•  Use on Module

MPL3115A2:

• I2C Output up to 400 kHz
• 1.95 to 3.6 V Supply Voltage, Internally Regulated by LDO
• Max Current 2mA
• Good at reading Accuracy at a very slow rate. 
• Pressure Relative Accuracy: = +/- 0.04 kPA
• Maximum Oversampling rate: 6-512 ms

MS560702BA03: 

• I2C and SPI Interface
• 1.8 to 3.6 V Supply Voltage

• 24 bit ΔΣ ADC reading

• 100,000 ft ASL Max
• 20 cm accuracy 
• OSR 256 = .5 ms response time
• Peak Supply Current ~1.4 mA

BMP390: 

• relative accuracy; typ. ± 3 Pa, equiv. to ± 0.25 m
• absolute accuracy: typ. ± 50 Pa
• I²C (up to 3.4 MHz) and SPI (3 and 4 wire, up to 10 MHz)
•  1.65 V to 3.6 V
• Different filtering/oversampling settings (see 3.4.4 in data sheet)
• 30 K
• Actual chip is 100 for $2.91

MPL3115A2:

Breakout Board Product Page: Adafruit

Chip Retailer: LCSC 

Datasheet: Datasheet

MS560702BA03:

Breakout Board Product Page: Nice chip, no breakout.

Chip Retailer: Digikey

Datasheet: Datasheet

BMP390:

Breakout Board Product Page: Adafruit

Chip Retailer: Mouser

Datasheet: Datasheet

KX134-1211:

• Both SPI and I2C outputs
• Voltage 1.7 - 3.6 V
• Max Current ~ 239µA

• ± 8g, ±16g, ±32g, ±64g

• Max ODR 25,600Hz
• 16-bit output 
• Most Expensive ~ 16$
• ~2mg in 16 bit mode at 64g Need (ADP) 
• 500mg in 8 bit mode at 64 g
• extra stuff for 16 bit mode ...

ADXL375:

• Both SPI and I2C outputs
• Voltage 2 - 3.6 V
• Max Current ~ 145µA
• Only ±200g
• Max ODR 3,200Hz
• 16-bit output
• 11.45$
• 56 mg res

KX134-1211:

Breakout Board Product Page: Sparkfun

Chip Retailer: Digikey

Datasheet: Datasheet

ADXL375:

Breakout Board Product Page: Adafruit

Chip Retailer: Arrow

Datasheet: Datasheet

Low G (0-16) Accelerometer 

LIS3DH:

• Both SPI and I2C outputs
• Voltage 1.71 - 3.6 V
• Max Current ~185µA
• ±2g, ±4g, ±8g, ±16g 

ADXL 343 or ADXL 345:

• Both SPI and I2C outputs
• Voltage 2 - 3.6 V
• Max Current ~140µA
• ±2g, ±4g, ±8g, ±16g 
• ADXL 345 is more expensive but is better with zero-g offset.

LIS3DH:

Breakout Board Product Page: Adafruit

Chip Retailer: Digikey

Datasheet: Datasheet

ADXL 343 or ADXL 345:

Breakout Boards Product Page: Adafruit 343 | Adafruit 345

Chip Retailers: Digikey 343 | Digikey 345

Datasheets: ADXL 343 DS | ADXL 345 DS

•  On module Louis Fleisher (RIT Student) thoughts ?

LSM6DSOX:

• Both SPI and I2C outputs
• Voltage 1.71 - 3.6 V
• Max Current ~ .55mA
• 6 DOF - Accelerometer ±1-16g & Gyroscope ±125-2000 dps

LSM9DS1:

• Mag, Gyro, Accel, Temp sensor
• ±2g/±4g/±8/±16 g
• ±4/±8/±12/±16 Gauss 
• ±245/±500/±2000 dps
• I2C and SPI
• 1.9 V to 3.6 V
• Max Current ~ 4.6 mA
• Embedded temperature sensor, top operating range -40 ,+185 °F

LSM6DS3TR-C + LIS3MDL

• ±2/±4/±8/±16 g full scale
• ±125/±250/±500/±1000/±2000 dps full scale
• ±4/±8/±12/±16 gauss 
• I2C or SPI hardware interface
• LIS3MDL: I2C Address 0x1C or 0x1E
• 1.71v - 3.6v
• temp rage 40 ,+185 °F

L3GD20H Triple-Axis Gyro Breakout Board

LSM6DSOX:

Breakout Board Product Page: Adafruit

Chip Retailer: Digikey

Datasheet: Datasheet

LSM9DS1:

Breakout Board Product Page: Adafruit

Chip Retailer: Arrow

Datasheet: Datasheet

LSM6DS3TR-C + LIS3MDL

LSM6DS3TR-C DataSheet

LIS3MDL DataSheet

AdaFruit

Magnetometer or Gyroscope

(If not already in IMU)

Flash Storage

•  Use on Module

W29N02KVSIAF:

• SPI
• 2 Giga-bits
• Voltage: 2.7-3.6V
• Max Current ~35mA
• $5.28

W29N02KVSIAF:

Breakout Board Product Page: Nice Chip, No Breakout. 

Chip Retailer: LCSC

Datasheet: Datasheet

Probably any SMT32 STM32 will do.

• Must have i2C and SPI
• Good amount of I/O 
• Run at 3.3V
• Is in stock somewhere
• We like cool features 

STM32F411VET6:

Breakout Board Product Page: St

Chip Retailer: LCSC

DataSheet: Datasheet

Other Good Sensors 

•  Possible use on Module

SHTC3:

• Temperature Sensing: -40 to 125 ±0.2 C°
• Humidity Sensing: 0 to 100 ±2%RH
• Voltage: 1.62-3.6V
• Max Current ~900µA

SHTC3:

Breakout Board Product Page: Adafruit

Chip Retailer: LCSC

Datasheet: Datasheet