BMA222 Equivalent & Substitute Parts

Part Overview

The BMA222 is a digital accelerometer manufactured by Bosch Sensortec, designed for motion sensing applications requiring multi-axis acceleration measurement. The device measures acceleration along three axes (X, Y, Z) with selectable ranges from ±2g to ±16g and supports both I2C and SPI serial interfaces. The BMA222 carries an Obsolete product status, making substitute components necessary for new designs and ongoing production support. The LIS2DE12TR from STMicroelectronics is identified as the primary equivalent substitute, offering compatible electrical and mechanical specifications within the same package form factor.

Key Parameters

Parameter	BMA222
Manufacturer	Bosch Sensortec
Type	Digital Accelerometer
Measurement Axes	X, Y, Z (3-axis)
Acceleration Range	±2g, 4g, 8g, 16g
Sensitivity (LSB/g)	64 (±2g) ~ 8 (±16g)
Bandwidth	8Hz ~ 1kHz
Output Interface	I2C, SPI
Supply Voltage Range	1.62V ~ 3.6V
Package Type	12-VFLGA (2x2)
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Features	Adjustable Bandwidth, Selectable Low Pass Filter, Selectable Scale, Sleep Mode, Temperature Sensor
Product Status	Obsolete
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the BMA222 is based on matching the following critical electrical and mechanical parameters:

Electrical Compatibility Criteria:

Measurement axes configuration: X, Y, Z (3-axis)
Acceleration range: ±2g, 4g, 8g, 16g selectable
Output interfaces: I2C and SPI support
Supply voltage range: compatible with 1.62V ~ 3.6V envelope
Operating temperature range: -40°C ~ 85°C

Mechanical Compatibility Criteria:

Package form factor: 12-VFLGA (2x2) footprint
Mounting type: Surface Mount
Pin count: 12-pin configuration

The LIS2DE12TR satisfies all electrical and mechanical substitution requirements, maintaining identical acceleration range selection, dual-interface support (I2C/SPI), compatible supply voltage specifications, and identical package geometry.

Parameter Comparison

Parameter	BMA222	LIS2DE12TR
Manufacturer	Bosch Sensortec	STMicroelectronics
Measurement Axes	X, Y, Z	X, Y, Z
Acceleration Range	±2g, 4g, 8g, 16g	±2g, 4g, 8g, 16g
Sensitivity (LSB/g)	64 (±2g) ~ 8 (±16g)	64 (±2g) ~ 5 (±16g)
Bandwidth	8Hz ~ 1kHz	0.5Hz ~ 2.69kHz
Output Interface	I2C, SPI	I2C, SPI
Supply Voltage Range	1.62V ~ 3.6V	1.71V ~ 3.6V
Package Type	12-VFLGA (2x2)	12-VFLGA (2x2)
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C
Mounting Type	Surface Mount	Surface Mount
Features	Adjustable Bandwidth, Selectable Low Pass Filter, Selectable Scale, Sleep Mode, Temperature Sensor	Adjustable Bandwidth, Selectable Scale, Temperature Sensor
Product Status	Obsolete	Active
Moisture Sensitivity Level	1 (Unlimited)	3 (168 Hours)

Engineering Selection Recommendations

The LIS2DE12TR is the designated equivalent substitute for the BMA222 accelerometer. The LIS2DE12TR maintains Active product status, ensuring continued availability and manufacturing support. The substitute is RoHS3 Compliant and REACH Unaffected, meeting current regulatory requirements. Both devices share identical electrical interfaces (I2C/SPI), measurement axes, selectable acceleration ranges, and compatible supply voltage specifications. The identical 12-VFLGA (2x2) package footprint ensures direct PCB layout compatibility without redesign. Inventory availability for the LIS2DE12TR is significantly higher (205,200 Pcs) compared to legacy BMA222 stock, supporting production continuity. The LIS2DE12TR Moisture Sensitivity Level (MSL 3) differs from the BMA222 (MSL 1), requiring evaluation of storage and handling procedures based on specific assembly processes and environmental conditions.

Frequently Asked Questions (FAQ)

Q: Can the LIS2DE12TR directly replace the BMA222 on existing PCBs?

A: Yes. Both devices use the 12-VFLGA (2x2) package with identical pinouts and mechanical footprints, supporting direct PCB-level substitution without layout changes.

Q: What are the key electrical differences between BMA222 and LIS2DE12TR?

A: The primary differences are supply voltage minimums (BMA222: 1.62V vs. LIS2DE12TR: 1.71V), sensitivity at ±16g (BMA222: 8 LSB/g vs. LIS2DE12TR: 5 LSB/g), and bandwidth range (BMA222: 8Hz ~ 1kHz vs. LIS2DE12TR: 0.5Hz ~ 2.69kHz). Acceleration range selection and output interfaces are identical.

Q: Are the I2C and SPI interfaces pin-compatible between these devices?

A: Both devices support I2C and SPI interfaces. Pin compatibility for these interfaces is maintained, allowing firmware-level substitution with potential register mapping adjustments based on device-specific datasheets.

Q: Why is the LIS2DE12TR recommended despite higher Moisture Sensitivity Level?

A: The LIS2DE12TR's MSL 3 rating (168 hours) requires controlled storage conditions but is standard for modern accelerometer packages. The Active product status and current RoHS3 compliance offset this consideration for new designs.

Q: Is the LIS2DE12TR suitable for the full operating temperature range of the original design?

A: Yes. Both devices operate across -40°C ~ 85°C, maintaining thermal compatibility for equivalent application environments.

Q: What are the substitute availability considerations?

A: The LIS2DE12TR has significantly higher inventory availability (205,200 Pcs) with Active product status, ensuring reliable supply chain continuity compared to the Obsolete BMA222.

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