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.
Technical documentation
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
Features
- Standalone evaluation module
- Runs with I2C initialization
- GUI control through USB port
Design tools & simulation
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
- RoHS
- REACH
- Device marking
- Lead finish/Ball material
- MSL rating/Peak reflow
- MTBF/FIT estimates
- Material content
- Qualification summary
- Ongoing reliability monitoring
Recommended products may have parameters, evaluation modules or reference designs related to this TI product.
Support & training
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