5756M Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
TAS5756M digital-input closed-loop Class-D audio amplifier with integrated DSP processing for precise speaker output control. Delivers high-efficiency amplification from a digital I2S input, eliminating external DAC and analog filter stages. Designed for compact smart speakers, soundbars, and home audio systems with advanced digital signal processing requirements.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 49
- Lifecycle
- ACTIVE
- Datasheet
- 5756M Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Closed-loop Class-D topology corrects output distortion in real time for THD+N performance comparable to linear amplifiers
- Digital I2S/TDM input with integrated DSP processing eliminates external DAC and analog front-end components
- High-efficiency Class-D switching minimizes heat generation, enabling fanless compact amplifier designs up to several tens of watts
- Integrated speaker protection and diagnostic functions reduce external circuitry and simplify system-level fault management
Applications
The TAS5756M is deployed in smart speakers, soundbars, and all-in-one home theater systems where digital audio sources such as Bluetooth receivers or media processors feed a high-efficiency amplifier directly over I2S. Its closed-loop architecture and integrated DSP processing make it suitable for premium consumer audio products requiring low THD+N and dynamic loudspeaker correction without a separate audio DSP chip. The device is also used in commercial display audio modules and portable docking stations where power efficiency and output quality must coexist in a compact chassis.
Specifications
| YTEOL | EYTEOL |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Country of Origin | Country of Origin |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the closed-loop architecture of TAS5756M reduce THD+N compared to open-loop Class-D amplifiers?
TAS5756M uses a feedback loop that monitors the output switching waveform and corrects errors before they reach the speaker. This real-time correction reduces total harmonic distortion plus noise (THD+N) to levels approaching linear amplifier performance — typically below 0.01% at rated output — while maintaining the high efficiency of Class-D switching, which eliminates the need for large heat sinks in designs delivering tens of watts of continuous audio power.
What digital audio interfaces does TAS5756M accept and how does this simplify integration with a streaming media SoC?
TAS5756M accepts digital audio via standard I2S and TDM interfaces at sample rates up to 192 kHz and word lengths of 16-bit, 24-bit, or 32-bit. A streaming media SoC with an I2S output can connect directly to TAS5756M without an intermediate DAC or analog preamplifier, reducing the signal chain to 2 ICs and eliminating analog noise pickup that would occur in a discrete analog path between the processor and the amplifier.
In a smart speaker design, what speaker protection features does TAS5756M provide to reduce external component count?
TAS5756M integrates output current limiting, DC speaker protection, thermal shutdown, and diagnostic fault reporting accessible over I2C control interface. These integrated protection functions replace discrete external protection circuits that would otherwise require additional comparators, thermistors, and relay drivers, reducing BOM cost and board area in compact smart speaker enclosures where every square millimeter of PCB space is valuable.
How does TAS5756M's Class-D efficiency benefit a wall-powered soundbar design compared to a Class-AB amplifier stage?
A Class-D amplifier such as TAS5756M achieves power efficiency typically above 90% at moderate output levels, compared to 50–70% for Class-AB designs at similar output power. In a soundbar delivering 2 x 20W or more, this difference eliminates the need for an external heatsink and reduces the AC adapter power rating, allowing a smaller power supply and a thinner chassis without thermal throttling during sustained high-volume playback.
Related Guides
1206 100 uF MLCC Design Guide for Compact Bulk Decoupling
Design guidance for applying CL31A107MQHNNNE and related 1206 MLCCs in compact bulk decoupling networks.
Jul 3, 2026
0402 10 nF MLCC Design Guide for High-Speed Decoupling
Practical design guidance for using CL05B103KB5NNNC and related 0402 MLCCs in high-speed decoupling networks.
Jul 3, 2026
CL31A107MQHNNNE 1206 100 uF MLCC Selection Guide
How to choose CL31A107MQHNNNE and related 1206 MLCCs for low-voltage bulk capacitance and regulator stability.
Jul 2, 2026
CL05B103KB5NNNC 0402 10 nF X7R MLCC Selection Guide
How to choose CL05B103KB5NNNC and related 0402 MLCCs for bypassing, filtering, voltage derating, and sourcing.
Jul 2, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”