TAS3002PFBG4 Equivalent & Substitute Parts

Part Overview

The TAS3002PFBG4 is a 2-channel audio signal processor manufactured by Texas Instruments, housed in a 48-TQFP (7x7) surface mount package. This component is designed for digital audio interfacing applications with I2C interface support. The device operates at 3V to 3.6V supply voltage across a 0°C to 70°C temperature range and features 24-bit audio specifications.

The TAS3002PFBG4 is classified as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production or maintenance requirements for systems utilizing this audio signal processor.

Substiute Parts

TAS3002PFBG4

Texas InstrumentsIn Stock: 1149TAS3002PFBG4 Datasheet

Current PartRFQ

PCM3070IRHBR

Texas InstrumentsIn Stock: 4996PCM3070IRHBR Datasheet

MFR RecommendedRFQ

Z87L1016ASGR2961

ZilogIn Stock: 1065Z87L1016ASGR2961 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the TAS3002PFBG4 are identified based on the following critical parameters that determine functional and mechanical compatibility:

Primary Substitution Criteria:

• Function: Audio Signal Processor or equivalent audio interface capability
• Number of Channels: 2-channel configuration
• Interface Protocol: I2C, Serial, or SPI support
• Voltage Supply Range: Compatibility with 3V to 3.6V operating range
• Mounting Type: Surface mount technology
• RoHS Compliance: ROHS3 Compliant status
• Product Status: Active or available inventory status

The substitute parts listed below meet these criteria while accommodating variations in package type, resolution specifications, and operating temperature ranges. Each substitute maintains core audio processing functionality suitable for digital audio interfacing applications.

Parameter Comparison

Engineering Selection Recommendations

PCM3070IRHBR is the manufacturer-recommended substitute for the TAS3002PFBG4. Both components are manufactured by Texas Instruments and maintain ROHS3 compliance. The PCM3070IRHBR is in active production status, ensuring supply chain availability. This part supports multiple interface protocols (I2C, Serial, SPI) and operates across an extended temperature range (-40°C to 85°C), providing broader application flexibility. The wider analog and digital supply voltage ranges (1.8V ~ 3.6V and 1.1V ~ 3.6V respectively) accommodate diverse system architectures while maintaining compatibility with the original 3V to 3.6V specification.

Z87L1016ASGR2961 is an alternative substitute manufactured by Zilog. This component maintains 2-channel audio processing capability with Serial interface support and operates within the same 3V to 3.6V supply voltage range as the original part. The device is in active production status with ROHS3 compliance. The operating temperature range (-25°C to 70°C) encompasses the original specification, supporting equivalent thermal performance in most applications.

Both substitutes are surface mount devices with ROHS3 compliance and active product status, ensuring regulatory compliance and supply availability for new designs or production continuity.

Frequently Asked Questions (FAQ)

Q: Can the PCM3070IRHBR directly replace the TAS3002PFBG4 without circuit modifications?

A: The PCM3070IRHBR maintains functional compatibility as a 2-channel audio interface with I2C support and operates within the original supply voltage range. However, package differences (32-VQFN versus 48-TQFP) require PCB layout modifications. Interface protocol compatibility (I2C, Serial, SPI support) provides flexibility for system integration.

Q: What are the key differences between the substitute parts?

A: The PCM3070IRHBR offers extended temperature range (-40°C to 85°C) and multiple interface options (I2C, Serial, SPI), while the Z87L1016ASGR2961 provides Serial interface with a narrower temperature range (-25°C to 70°C). Both maintain 2-channel audio processing and 3V to 3.6V supply compatibility.

Q: Are both substitute parts ROHS3 compliant?

A: Yes, both the PCM3070IRHBR and Z87L1016ASGR2961 are ROHS3 compliant, matching the original TAS3002PFBG4 compliance status.

Q: What is the impact of different package types on substitution?

A: The TAS3002PFBG4 uses a 48-TQFP (7x7) package, while the PCM3070IRHBR uses a 32-VQFN (5x5) package and the Z87L1016ASGR2961 uses a different package configuration. Package differences require PCB redesign for pin routing and thermal management considerations.

Q: Which substitute part offers the broadest operating temperature range?

A: The PCM3070IRHBR operates across -40°C to 85°C, providing the widest temperature range among the available substitutes and exceeding the original TAS3002PFBG4 specification of 0°C to 70°C.

Q: Are there moisture sensitivity considerations for long-term storage?

A: The TAS3002PFBG4 has MSL 2 (1 Year), while both substitutes have MSL 3 (168 Hours). This indicates more stringent moisture control requirements for the substitute parts during storage and handling.