SCA1020-D22 Equivalent & Substitute Parts

Part Overview

The SCA1020-D22 is a dual-axis accelerometer manufactured by Murata Electronics, designed for motion sensing applications requiring Y and Z axis acceleration measurement at ±1.7g range with analog and SPI output options. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support, production continuity, and system maintenance. The SCA1020-D22 operates at 4.75V to 5.25V supply voltage with 50Hz bandwidth and includes an integrated temperature sensor.

Substiute Parts

SCA1020-D22

Murata ElectronicsIn Stock: 2396SCA1020-D22 Datasheet

Current PartRFQ

SCA3300-D01-1

Murata ElectronicsIn Stock: 2162SCA3300-D01-1 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The SCA3300-D01-1 qualifies as a functional substitute based on the following substitution criteria:

Common Functional Parameters:

• Manufacturer: Both manufactured by Murata Electronics, ensuring design continuity and supply chain consistency
• Category: Both classified as Motion Sensors
• Mounting Type: Both are surface mount components
• Moisture Sensitivity Level: Both rated MSL 3 (168 Hours)
• Output Interface: Both support SPI digital output, enabling direct integration into existing SPI-based control systems

Substitution Basis: The SCA3300-D01-1 provides multi-axis acceleration measurement (X, Y, Z) with selectable acceleration ranges (±1.5g, ±3g, ±6g), including the ±1.5g range that encompasses the original SCA1020-D22 operating point of ±1.7g. The SCA3300-D01-1 operates at 3V to 3.6V supply voltage with adjustable bandwidth and selectable scale features, providing enhanced flexibility for motion sensing applications.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The SCA1020-D22 is classified as obsolete, indicating end-of-life status and potential supply constraints. The SCA3300-D01-1 maintains active product status with confirmed inventory availability (2100 Pcs), ensuring long-term supply reliability and continued manufacturer support.

Compliance & Certifications: The SCA3300-D01-1 carries ROHS3 compliance and REACH unaffected status, meeting current environmental and regulatory requirements. The ECCN classification (EAR99) indicates standard commercial export status.

Design Integration: Both components support SPI digital output, enabling direct firmware compatibility for systems utilizing SPI-based sensor communication protocols. The SCA3300-D01-1 provides selectable acceleration ranges and adjustable bandwidth, offering design flexibility for applications requiring tuned sensor response characteristics.

Supply Chain Continuity: Selection of the SCA3300-D01-1 ensures continued access to Murata Electronics motion sensor technology with active manufacturing support and established distribution channels.

Frequently Asked Questions (FAQ)

Q: Can the SCA3300-D01-1 directly replace the SCA1020-D22 in existing designs?

A: Direct pin-for-pin replacement is not applicable due to different package types (12-SMD Gull Wing versus Nonstandard). However, functional substitution is possible for applications utilizing SPI output. Designs relying exclusively on analog output require interface redesign to accommodate SPI-only output of the SCA3300-D01-1.

Q: What are the key differences in acceleration measurement capability?

A: The SCA1020-D22 provides fixed ±1.7g dual-axis measurement. The SCA3300-D01-1 provides selectable ranges (±1.5g, ±3g, ±6g) across three axes (X, Y, Z). The ±1.5g selectable range of the SCA3300-D01-1 encompasses the original ±1.7g specification.

Q: Are there supply voltage compatibility considerations?

A: Yes. The SCA1020-D22 operates at 4.75V to 5.25V, while the SCA3300-D01-1 operates at 3V to 3.6V. Power supply redesign is required for substitution. The lower voltage requirement of the SCA3300-D01-1 may reduce system power consumption.

Q: What packaging considerations apply to substitution?

A: The SCA1020-D22 uses 12-SMD Gull Wing packaging. The SCA3300-D01-1 uses nonstandard packaging. PCB layout and assembly process modifications are necessary for physical integration.

Q: Does the SCA3300-D01-1 include temperature sensing capability?

A: The SCA1020-D22 includes an integrated temperature sensor. The SCA3300-D01-1 specifications provided do not indicate temperature sensing functionality. Applications requiring temperature measurement require alternative sensor integration.

Q: What is the bandwidth difference between these components?

A: The SCA1020-D22 operates at fixed 50Hz bandwidth. The SCA3300-D01-1 provides adjustable bandwidth, allowing optimization for specific application frequency response requirements.