TAS3218IPZPR Equivalent & Substitute Parts

Part Overview

The TAS3218IPZPR is a digital audio processor manufactured by Texas Instruments, designed for embedded audio processing applications. This integrated circuit operates as a fixed-point processor with I2C interface connectivity and is housed in a 100-TQFP package. The device is classified as obsolete, making identification of functionally equivalent substitute components essential for ongoing system support, redesigns, and production continuity.

Substiute Parts

TAS3218IPZPR

Texas InstrumentsIn Stock: 845TAS3218IPZPR Datasheet

Current PartRFQ

TLV320AIC3256IRSBR

Texas InstrumentsIn Stock: 1447TLV320AIC3256IRSBR Datasheet

MFR RecommendedRFQ

TLV320AIC3256IRSBT

Texas InstrumentsIn Stock: 3238TLV320AIC3256IRSBT Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute components for the TAS3218IPZPR are identified based on the following critical parameters that determine functional equivalence:

Interface Compatibility: Both substitute parts maintain I2C interface support, ensuring control protocol compatibility with existing system designs.

Operating Temperature Range: Substitute parts operate within -40°C ~ 85°C, matching the thermal operating envelope of the original component.

Compliance & Certification: All substitute parts maintain ROHS3 compliance and REACH unaffected status, preserving regulatory alignment with the original design.

Manufacturer Continuity: Both substitute parts are manufactured by Texas Instruments, ensuring design consistency and technical support continuity.

Product Status: The substitute parts are classified as active products, providing long-term availability and supply chain stability compared to the obsolete original component.

The TLV320AIC3256IRSBR and TLV320AIC3256IRSBT represent the manufacturer-recommended alternatives, differing primarily in packaging configuration (standard versus tape & reel) rather than functional capability.

Parameter Comparison

Engineering Selection Recommendations

For Active Production & New Designs: The TLV320AIC3256IRSBT is the preferred substitute, offering active product status with tape & reel packaging suitable for high-volume manufacturing environments. This variant ensures consistent supply chain availability and manufacturing process optimization.

For Standard Packaging Requirements: The TLV320AIC3256IRSBR provides equivalent functionality with standard packaging configuration, appropriate for lower-volume applications or when tape & reel format is not required.

Compliance Assurance: Both substitute parts maintain ROHS3 compliance and REACH unaffected status, preserving regulatory requirements established in the original design. No additional compliance verification is required for these substitutes.

Supply Chain Continuity: The transition from the obsolete TAS3218IPZPR to either TLV320AIC3256 variant ensures long-term component availability and manufacturer technical support, eliminating obsolescence risk.

Frequently Asked Questions (FAQ)

Q: What is the primary reason for substituting the TAS3218IPZPR?

A: The TAS3218IPZPR is classified as obsolete. The TLV320AIC3256 series provides active product status with equivalent interface capabilities and operating parameters, ensuring supply chain continuity and long-term availability.

Q: Are the substitute parts pin-compatible with the original TAS3218IPZPR?

A: No. The TAS3218IPZPR uses a 100-TQFP package, while the TLV320AIC3256 variants use a 40-WFQFN package. PCB redesign and layout modifications are required for substitution.

Q: What is the difference between TLV320AIC3256IRSBR and TLV320AIC3256IRSBT?

A: Both parts are functionally identical. The primary difference is packaging format: IRSBR uses standard packaging, while IRSBT uses tape & reel packaging for automated assembly processes.

Q: Do the substitute parts support the same interface protocols as the original?

A: Yes. Both substitute parts support I2C interface, matching the control protocol of the TAS3218IPZPR. Additionally, they provide Serial and SPI™ interface options for enhanced system flexibility.

Q: Are thermal and compliance specifications maintained with these substitutes?

A: Yes. Both substitute parts operate within the -40°C ~ 85°C temperature range and maintain ROHS3 compliance and REACH unaffected status, preserving the original design's regulatory alignment.