TAS5010PFB Equivalent & Substitute Parts

Part Overview

The TAS5010PFB is a 2-channel audio signal processor manufactured by Texas Instruments, housed in a 48-TQFP package. This component is classified as obsolete, making substitute parts necessary for new designs and production continuity. The TAS5010PFB operates within a 3V to 3.6V supply range and supports DSP and I2S interfaces, making it suitable for audio processing applications requiring compact surface-mount solutions.

Substiute Parts

TAS5010PFB

Texas InstrumentsIn Stock: 2129TAS5010PFB Datasheet

Current PartRFQ

TAS5558DCA

Texas InstrumentsIn Stock: 1242TAS5558DCA Datasheet

MFR RecommendedRFQ

TAS5086DBT

Texas InstrumentsIn Stock: 1463TAS5086DBT Datasheet

MFR RecommendedRFQ

Z87L1016ASGR2961

ZilogIn Stock: 1065Z87L1016ASGR2961 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the TAS5010PFB is determined by the following critical parameters:

• Supply voltage compatibility (3V ~ 3.6V range)
• Interface support (DSP and/or I2S capability)
• Surface-mount packaging
• RoHS3 compliance
• Operating temperature range alignment or extension
• Channel count and audio processing function

The substitute parts identified maintain voltage compatibility and support I2S interface, which is the primary communication protocol for audio signal processors. While the TAS5558DCA and TAS5086DBT offer expanded channel counts and frequency specifications, they remain functionally compatible for audio interfacing applications. The Z87L1016ASGR2961 provides an alternative from a different manufacturer while maintaining core electrical parameters.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts maintain ROHS3 compliance and operate within the required 3V to 3.6V supply voltage range. The TAS5558DCA and TAS5086DBT are active products from Texas Instruments with extended operating temperature ranges, providing long-term availability and supply chain stability. The TAS5086DBT matches the original operating temperature specification (0°C ~ 70°C) and maintains MSL Level 2 handling requirements identical to the TAS5010PFB.

The Z87L1016ASGR2961 from Zilog offers an alternative with extended low-temperature operation (-25°C ~ 70°C) and maintains 2-channel audio processing capability, though it requires Serial interface implementation rather than DSP or I2C protocols.

Package footprint differences must be evaluated during PCB redesign. The TAS5086DBT presents the smallest footprint (38-TFSOP), while the TAS5558DCA requires the largest board space (56-PowerTFSOP).

Frequently Asked Questions (FAQ)

Q: Can the TAS5558DCA directly replace the TAS5010PFB without firmware changes?

A: The TAS5558DCA supports I2S interface and maintains voltage compatibility, but it is an 8-channel modulator versus the 2-channel signal processor function of the TAS5010PFB. Interface protocol differences (I2C addition, DSP removal) require firmware and control logic evaluation.

Q: What is the primary reason for substitution?

A: The TAS5010PFB is obsolete. All substitute parts are active products with confirmed current availability and long-term production support.

Q: Are there package footprint compatibility concerns?

A: Yes. The TAS5010PFB uses 48-TQFP (7x7mm), while substitutes use different packages: TAS5558DCA (56-PowerTFSOP), TAS5086DBT (38-TFSOP), and Z87L1016ASGR2961 (44-LQFP). PCB redesign is required for any substitute selection.

Q: Which substitute has the closest operating temperature range?

A: The TAS5086DBT matches the original specification at 0°C ~ 70°C. The TAS5558DCA extends to 85°C, and the Z87L1016ASGR2961 extends to -25°C for low-temperature applications.

Q: Do all substitutes maintain the same moisture sensitivity handling?

A: No. The TAS5010PFB and TAS5086DBT both require MSL Level 2 (1 Year) handling. The TAS5558DCA and Z87L1016ASGR2961 require MSL Level 3 (168 Hours), which is more stringent and requires shorter shelf-life management.

Q: Which substitute offers the best supply chain continuity?

A: All three substitutes are active products from established manufacturers. Texas Instruments parts (TAS5558DCA and TAS5086DBT) provide continuity within the original manufacturer ecosystem.