35-W, inductor-less, digital input, stereo, closed-loop Class-D amp with 96-kHz enhanced process
Product details
Parameters
Package | Pins | Size
Features
- Flexible audio I/O:
- Supports 32, 44.1, 48, 88.2, 96 kHz sample rates
- I2S, LJ, RJ, TDM
- SDOUT for audio monitoring, sub-channel or echo cancellation
- PLL integrated, supports 3-Wire digital audio interface (no MCLK required)
- Supports stereo bridge-tied or mono parallel bridge-tied loads (BTL and PBTL)
- Efficient class-D operation:
- > 90% power efficiency, 90 mΩ RDSon
- Supports multiple output configurations
- 2 × 35 W in 2.0 Mode (8-Ω, 24 V, THD+N=1%)
- 2 × 22 W in 2.0 Mode (6-Ω, 18 V, THD+N=1%)
- Excellent audio performance:
- THD+N ≤ 0.06% at 1 W, 1 kHz, PVDD = 24 V
- SNR ≥ 110 dB (A-weighted), ICN ≤ 40 µVRMS
- Enhanced audio processing:
- Sample rate convertor
- 96-kHz processor sampling
- DC blocking, 2 ×14 BQs, THD manager
- DPEQ, Volume Control
- Input Mixer, Output Crossbar
- 4th order 2-Band DRC + AGL
- Over temperature fold back
- Flexible power supply configurations
- PVDD: 4.5 V to 26.4 V
- DVDD and I/O: 1.8 V or 3.3 V
- Excellent Integrated self-protection:
- Over-current error (OCE)
- Over-temperature warning (OTW)
- Over-temperature error (OTE)
- Under/over-voltage lock-out (UVLO/OVLO)
- Easy system integration
- I2C Software Control
- Reduced solution size
- Less passives required compared with open loop devices
- Ultra Low EMI with latest EMI technology
- No large inductors required for most applications
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Description
The TAS5822M is a High Efficiency digital input Class-D audio amplifier for driving loudspeakers used in consumer, commercial, and industrial electronics. .
The high-performance closed loop architecture and wide-switching frequency range reduces the solution size by reducing passive components and minimize the inductor size in most applications. TAS5822M has an integrated audio processor with up to 96-kHz architecture support advanced process flow.
This device supports high efficiency 1SPW modulation with adjustable Class D loop bandwidth to achieve good audio performance.
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Technical documentation
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View all 2 | Type | Title | Date | |
|---|---|---|---|
| * | Datasheet | TAS5822M 35-W, Digital Input, Stereo, Closed-Loop Class-D Audio Amplifier with 96kHz Enhanced Processing datasheet | Jan. 13, 2020 |
| User guide | TAS5822M Evaluation Module User's Guide | Oct. 09, 2020 |
Design & development
For additional terms or required resources, click any title below to view the detail page where available.Hardware development
Description
The TAS5822MEVM evaluation module (EVM) showcases the TAS5822M. The TAS5822M is a digital input stereo Class-D closed loop audio amplifier with enhanced processing and low idle power dissipation. The TAS5822MEVM is a stand-alone EVM, which has a single power supply input, USB control through (...)
Features
- Standalone evaluation module
- Runs with I2C initialization
- GUI control through USB port
Design tools & simulation
PSPICE-FOR-TI — PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Features
- Leverages Cadence PSpice Technology
- Preinstalled library with a suite of digital models to enable worst-case timing analysis
- Dynamic updates ensure you have access to most current device models
- Optimized for simulation speed without loss of accuracy
- Supports simultaneous analysis of multiple products
- (...)
CAD/CAE symbols
| Package | Pins | Download |
|---|---|---|
| HTSSOP (DCP) | 38 | View options |
Ordering & quality
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- Ongoing reliability monitoring
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