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
What are the key features of 5756M?
- 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
What is 5756M used for?
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.
What are the specifications of 5756M?
| YTEOL | EYTEOL |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Country of Origin | Country of Origin |
Where can I find the 5756M datasheet?
5756M Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for 5756M?
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.
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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.
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