NE570DR2G Audio Compandor Equivalent & Substitute Parts

Part Overview

The NE570DR2G is a 2-channel audio compandor integrated circuit manufactured by onsemi, designed for consumer audio and telecommunication system applications. This device operates as a surface-mount component in a 16-SOIC package and provides 110dB of dynamic range compression/expansion functionality.

The NE570DR2G carries an Obsolete product status. Locating equivalent substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production or maintenance requirements for systems utilizing this component.

Substiute Parts

NE570DR2G

onsemiIn Stock: 1221NE570DR2G Datasheet

Current PartRFQ

SA571DR2G

onsemiIn Stock: 20096SA571DR2G Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the NE570DR2G is determined by the following critical parameters:

Functional Equivalence: The substitute part must provide 2-channel compandor functionality with 110dB dynamic range specification and analog interface architecture.

Package Compatibility: The substitute must use the 16-SOIC (0.295", 7.50mm Width) surface-mount package to ensure mechanical and electrical compatibility with existing PCB layouts and assembly processes.

Electrical Parameters: The substitute must support the required voltage supply range and operating temperature specifications of the target application. Voltage supply range and temperature operating range define the operational envelope for system integration.

Compliance & Environmental Standards: The substitute must maintain ROHS3 compliance, REACH unaffected status, and equivalent moisture sensitivity level (MSL 3) to ensure regulatory alignment and reliability characteristics.

The SA571DR2G meets all substitution criteria through identical functional specification, package form factor, and compliance certifications, while offering extended product availability through active manufacturing status.

Parameter Comparison

Engineering Selection Recommendations

The SA571DR2G is the direct substitute for the NE570DR2G based on functional equivalence, identical package form factor, and matching compliance certifications.

Product Status Advantage: The SA571DR2G carries Active product status, ensuring continued manufacturing availability, supply chain stability, and long-term component sourcing reliability compared to the Obsolete NE570DR2G.

Compliance Alignment: Both parts maintain ROHS3 compliance and REACH unaffected status, ensuring regulatory requirements are met without design modification.

Operational Envelope Consideration: The SA571DR2G supports a maximum supply voltage of 18V compared to the NE570DR2G maximum of 24V. System designs operating above 18V supply voltage require verification that the substitute part meets application requirements. The SA571DR2G provides an extended operating temperature range (-40°C ~ 85°C) compared to the NE570DR2G (0°C ~ 70°C), offering broader thermal performance capability.

Frequently Asked Questions (FAQ)

Q: Can the SA571DR2G directly replace the NE570DR2G in existing designs?

A: The SA571DR2G is functionally equivalent and uses the identical 16-SOIC package. Direct PCB-level substitution is possible. Verify that system supply voltage does not exceed 18V, as the SA571DR2G maximum supply rating is 18V compared to the NE570DR2G maximum of 24V.

Q: What is the primary reason for substituting the NE570DR2G?

A: The NE570DR2G is classified as Obsolete. The SA571DR2G is an Active product from the same manufacturer, providing assured long-term availability and supply chain continuity.

Q: Are there package or pinout differences between these parts?

A: Both parts use the 16-SOIC (0.295", 7.50mm Width) surface-mount package. No package or pinout modifications are required for substitution.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the NE570DR2G and SA571DR2G are ROHS3 compliant, REACH unaffected, and carry identical Moisture Sensitivity Level (MSL 3, 168 Hours) ratings.

Q: What is the key electrical difference between these parts?

A: The SA571DR2G maximum supply voltage is 18V, while the NE570DR2G supports up to 24V. Applications requiring supply voltages above 18V must confirm compatibility with the substitute part specifications.

Q: Does the SA571DR2G offer any performance advantages?

A: The SA571DR2G provides an extended operating temperature range (-40°C ~ 85°C) compared to the NE570DR2G (0°C ~ 70°C), enabling operation in broader thermal environments. Both parts maintain identical 110dB dynamic range specification and 2-channel compandor functionality.