TAS5342DDVR Equivalent & Substitute Parts

Part Overview

The TAS5342DDVR is a Class D audio amplifier IC manufactured by Texas Instruments, designed for mono or stereo audio applications with maximum output power of 200W at 2Ohm (mono) or 100W per channel at 4Ohm (stereo). The device integrates digital PWM inputs, short-circuit protection, thermal protection, and shutdown functionality in a 44-HTSSOP surface mount package.

The TAS5342DDVR carries a "Not For New Designs" product status, indicating that Texas Instruments has transitioned this part to end-of-life or obsolescence phases. For new product development, identifying equivalent substitute parts with active product status and comparable electrical and mechanical specifications is necessary to ensure long-term supply chain reliability and design continuity.

Substiute Parts

TAS5342DDVR

Texas InstrumentsIn Stock: 1326TAS5342DDVR Datasheet

Current PartRFQ

TAS5342ADDVR

Texas InstrumentsIn Stock: 23364TAS5342ADDVR Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TAS5342DDVR is determined by strict equivalence across the following critical parameters:

Electrical Specifications:

• Class D amplifier topology
• Output power rating: 200W mono @ 2Ohm or 100W stereo @ 4Ohm
• Supply voltage range: 10.8V ~ 13.2V
• Digital PWM input interface
• Integrated protection features (short-circuit, thermal, shutdown)

Mechanical & Package Specifications:

• 44-HTSSOP package footprint (44-PowerTSSOP, 0.244" × 6.20mm width)
• Surface mount technology
• Operating temperature range: 0°C ~ 70°C

Compliance & Environmental:

• ROHS3 compliance
• MSL 3 rating
• REACH unaffected status

Only parts meeting all these criteria across electrical, mechanical, and compliance dimensions qualify as direct substitutes.

Parameter Comparison

Engineering Selection Recommendations

The TAS5342ADDVR is a direct electrical and mechanical equivalent to the TAS5342DDVR. Both parts are manufactured by Texas Instruments within the PurePath Digital™ series and share identical specifications across output power, supply voltage, package footprint, and protection features.

The primary distinction is product lifecycle status: the TAS5342DDVR is designated "Not For New Designs," while the TAS5342ADDVR maintains "Active" product status. This status difference reflects Texas Instruments' ongoing support and availability commitment for the TAS5342ADDVR.

Both parts maintain equivalent compliance certifications (ROHS3, REACH unaffected) and environmental ratings (MSL 3). The TAS5342ADDVR demonstrates significantly higher inventory availability (23,300 units versus 1,250 units), supporting sustained supply chain access for production volumes.

For applications currently using the TAS5342DDVR, direct substitution with the TAS5342ADDVR requires no circuit modifications, PCB layout changes, or firmware adjustments. Pin-to-pin compatibility and functional equivalence are complete.

Frequently Asked Questions (FAQ)

Q: Can the TAS5342ADDVR replace the TAS5342DDVR in existing designs?

A: Yes. The TAS5342ADDVR is a direct substitute. Both parts share identical electrical specifications (Class D topology, 200W mono / 100W stereo output, 10.8V–13.2V supply), mechanical packaging (44-PowerTSSOP), and protection features. No circuit redesign is required.

Q: What is the significance of the "Not For New Designs" status on the TAS5342DDVR?

A: This status indicates that Texas Instruments has transitioned the TAS5342DDVR to end-of-life management. The manufacturer recommends using the TAS5342ADDVR for new product development to ensure long-term supply availability and ongoing technical support.

Q: Are the package dimensions identical between both parts?

A: Yes. Both the TAS5342DDVR and TAS5342ADDVR use the 44-PowerTSSOP package with dimensions of 0.244" × 6.20mm width. PCB footprints are identical, and no layout modifications are necessary.

Q: Do both parts meet the same compliance standards?

A: Yes. Both parts are ROHS3 compliant, REACH unaffected, and carry MSL 3 ratings (168 hours). Environmental and regulatory compliance is equivalent.

Q: What is the difference in inventory availability?

A: The TAS5342ADDVR has significantly higher stock levels (23,300 units) compared to the TAS5342DDVR (1,250 units). This reflects the active product status of the TAS5342ADDVR and its position as the recommended part for ongoing production.

Q: Are there any electrical performance differences between the two parts?

A: No. Both parts deliver identical output power specifications, supply voltage ranges, and integrated protection features (short-circuit, thermal, shutdown). Electrical performance is fully equivalent.