SCA103T-D08 Equivalent & Substitute Parts

Part Overview

The SCA103T-D08 is a single-axis inclinometer sensor manufactured by Murata Electronics, designed for motion sensing applications requiring analog and SPI output capabilities. This component operates across a bandwidth range of 8Hz to 28Hz and is housed in a 12-SMD gull wing package. The SCA103T-D08 has reached obsolete product status, necessitating identification of functionally compatible alternatives for ongoing design requirements and production continuity.

Substiute Parts

SCA103T-D08

Murata ElectronicsIn Stock: 1081SCA103T-D08 Datasheet

Current PartRFQ

SCA3300-D01

Murata ElectronicsIn Stock: 1333SCA3300-D01 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The SCA3300-D01 is identified as the manufacturer-recommended substitute for the SCA103T-D08. Substitution compatibility is determined by the following criteria:

• Manufacturer Continuity: Both components are manufactured by Murata Electronics, ensuring design consistency and supply chain alignment.
• Category Alignment: Both belong to the Motion Sensors category, confirming functional purpose compatibility.
• Package Compatibility: Both utilize 12-SMD surface mount packaging, enabling direct PCB layout compatibility without redesign.
• Output Interface: Both support SPI output, allowing firmware and hardware interface reuse.
• Environmental Specifications: Both maintain MSL 3 rating and operate within industrial temperature ranges, supporting equivalent reliability profiles.

The SCA3300-D01 extends functionality through multi-axis acceleration measurement (X, Y, Z) and digital output architecture, while maintaining the core 12-SMD package form factor and SPI communication protocol.

Parameter Comparison

Engineering Selection Recommendations

The SCA3300-D01 is the designated manufacturer substitute for the obsolete SCA103T-D08. Selection of this alternative is supported by:

• Active Product Status: The SCA3300-D01 maintains active production status, ensuring long-term availability and supply chain stability.
• Regulatory Compliance: The SCA3300-D01 carries ROHS3 compliance certification and EAR99 ECCN classification, meeting current environmental and export control requirements.
• Package Compatibility: Both components utilize 12-SMD surface mount technology, permitting direct footprint compatibility on existing PCB designs.
• Interface Continuity: SPI output support on both components enables firmware reuse and reduces integration complexity.

Frequently Asked Questions (FAQ)

Q: Can the SCA3300-D01 directly replace the SCA103T-D08 on existing PCBs?

A: Physical footprint compatibility exists due to identical 12-SMD surface mount packaging. However, the SCA3300-D01 uses flat lead termination while the SCA103T-D08 uses gull wing termination. Reflow profile and solder joint geometry may require process validation. The SCA3300-D01 is a digital accelerometer versus the analog inclinometer architecture of the SCA103T-D08, requiring firmware modification to accommodate SPI-only output and multi-axis data format.

Q: What are the key differences in output architecture?

A: The SCA103T-D08 provides both analog and SPI outputs, enabling flexible interface options. The SCA3300-D01 provides SPI output only, requiring digital signal processing for all measurement data. Applications dependent on analog output require additional digital-to-analog conversion or firmware redesign.

Q: Are there supply chain advantages to using the SCA3300-D01?

A: Yes. The SCA3300-D01 maintains active production status with documented inventory availability, whereas the SCA103T-D08 is obsolete. This ensures long-term procurement reliability and eliminates end-of-life supply constraints.

Q: How do the measurement capabilities differ?

A: The SCA103T-D08 measures single-axis (X) inclination within an 8Hz to 28Hz bandwidth. The SCA3300-D01 measures three-axis acceleration (X, Y, Z) with selectable ranges of ±1.5g, ±3g, or ±6g. Applications requiring single-axis inclination measurement must extract X-axis data from the three-axis output.

Q: What compliance certifications apply to the substitute part?

A: The SCA3300-D01 is ROHS3 compliant and REACH unaffected. It carries EAR99 ECCN classification for export control purposes. Both components maintain MSL 3 moisture sensitivity rating with 168-hour floor life specifications.