TP3094V PCM Audio Interface Equivalent & Substitute Parts

Part Overview

The TP3094V is a PCM combo interface IC manufactured by Texas Instruments, designed for 32-bit PCM audio processing with integrated filter functionality. This device features quad ADC/DAC configuration in a 44-PLCC surface mount package and operates across the industrial temperature range of -40°C to 85°C.

The TP3094V is classified as an obsolete product. Locating equivalent or substitute components becomes necessary when original stock is depleted or when design requirements mandate compliance with current RoHS standards and moisture sensitivity specifications.

Substiute Parts

TP3094V

Texas InstrumentsIn Stock: 4246TP3094V Datasheet

Current PartRFQ

TP3094V/NOPB

Texas InstrumentsIn Stock: 1314TP3094V/NOPB Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the TP3094V is determined by the following critical parameters:

• Data Interface Type: PCM Audio Interface
• Resolution: 32 bits
• ADC/DAC Count: 4 / 4 configuration
• Sigma Delta Architecture: Present
• Operating Temperature Range: -40°C ~ 85°C
• Package Type: 44-LCC (J-Lead) / 44-PLCC
• Mounting: Surface Mount

The TP3094V/NOPB qualifies as a direct substitute based on identical electrical specifications, matching package footprint, and equivalent thermal operating range. Differences in product status, RoHS compliance, and packaging format do not affect functional interchangeability in circuit applications.

Parameter Comparison

Engineering Selection Recommendations

The TP3094V/NOPB serves as the direct functional equivalent to the TP3094V. Selection between these parts should be based on the following criteria:

TP3094V/NOPB is preferred when:

• Design requirements mandate ROHS3 compliance
• Supply chain protocols require current-generation component certifications
• Moisture sensitivity specifications of 168 hours (MSL 3) align with assembly and storage conditions

TP3094V remains applicable when:

• Legacy system maintenance requires exact original component matching
• RoHS compliance is not a design constraint
• Extended moisture sensitivity window (4 weeks, MSL 2A) accommodates existing logistics infrastructure

Both variants maintain identical electrical performance, thermal operating range, and physical footprint compatibility within the 44-PLCC package specification.

Frequently Asked Questions (FAQ)

Q: Are TP3094V and TP3094V/NOPB electrically interchangeable?

A: Yes. Both devices implement identical PCM audio interface architecture with 32-bit resolution, quad ADC/DAC configuration, and sigma-delta processing. Electrical performance and signal characteristics are equivalent across the specified operating temperature range.

Q: What is the significance of the "/NOPB" suffix?

A: The "/NOPB" designation indicates lead-free (no-lead) plating on the component. This variant complies with ROHS3 standards, whereas the base TP3094V does not.

Q: Can I substitute TP3094V/NOPB in a design originally specified for TP3094V?

A: Yes, provided that your assembly process and storage conditions accommodate the MSL 3 (168 hours) moisture sensitivity specification. The physical footprint and electrical interface are fully compatible.

Q: What is the difference in package dimensions between the two parts?

A: Both use 44-PLCC packages with negligible dimensional variance (16.58x16.58 mm versus 16.59x16.59 mm). This difference does not affect PCB layout or mechanical fit.

Q: Why is TP3094V marked as obsolete?

A: The TP3094V has reached end-of-life status. The TP3094V/NOPB represents the current-generation equivalent with updated compliance certifications. Texas Instruments designates TP3094V/NOPB as "Last Time Buy," indicating limited remaining availability.

Q: Are there any signal integrity differences between these parts?

A: No. Both devices maintain identical S/N ratio specifications, dynamic range characteristics, and PCM audio interface timing. No design modifications are required for substitution.