The TAS5756M device is a high-performance, stereo closed-loopamplifier with integrated audio processor with architecture. To convertfrom digital to analog, the device uses a high performance DAC withBurr-Brown mixed signal heritage.It requires only two power supplies; one DVDD for low-voltage circuitry and one PVDD forhigh-voltage circuitry. It is controlled by a software control port using standardI2C communication. In the family, theTAS5756M uses traditional BD modulation, ensuring low distortion characteristics. The TAS5754M uses1SPW modulation to reduce output ripple current, the expense of slightly higher distortion.
The unique HybridFlow architecture allows the system designer tochoose from several configurable DSP programs that are specifically designed for use in popularaudio end equipment such as bluetooth (BT) speakers, sound bars, docking stations, and subwoofers.This architecture combines the flexibility of a fully programmable device with the fast downloadtime and ease of use of a fixed-function ROM device.
An optimal mix of thermal performance and device cost is provided in the90 mΩ rDS(on) of the output MOSFETs. Additionally, athermally enhanced 48-Pin HTSSOP provides excellent operation in the elevated ambienttemperatures found in modern consumer electronic devices.
Flexible Audio I/O Configuration
Supports I2S, TDM, LJ, RJ Digital Input
8 kHz to 192 kHz Sample Rate Support
Stereo Bridge Tied Load (BTL) or Mono Parallel Bridge Tied Load (PBTL) Operation
BD Amplifier Modulation
Supports 3-Wire Digital Audio Interface (No MCLK required)
High-Performance Closed-Loop Architecture (PVDD = 12V, RSPK = 8 Ω, SPK_GAIN = 20 dBV)
Idle Channel Noise = 56 µVrms (A-Wtd)
THD+N = 0.006 % (at 1 W, 1 kHz)
SNR = 104 A-Wtd (Ref. to THD+N = 1%)
PurePath HybridFlow Processing Architecture
Several Configurable MiniDSP Programs (called HybridFlows)
Download Time <100 ms (typ)
Advanced Audio Processing Algorithms
Communication Features
Software Mode Control via I2C Port
Two Address Select Pins â Up to 4 Devices
Robustness and Reliability Features
Clock Error, DC, and Short-Circuit Protection
Over Temperature and Overcurrent Protection
Status
ACTIVE
SubFamily
Speaker amps
Audio input type
Digital Input
Architecture
Class-D
Speaker Channels
Stereo
Power stage supply
26.4
Output power
40
Load
2
SNR
104
THD + N @ 1 kHz
0.006
Iq
56
Control interface
Software
Closed/open loop
Closed
Approx. price
1.95 | 1ku
Analog supply
26.4
Power to parallel bridge tied load
75
Sampling Rate
192
PSRR
Operating temperature range
-25 to 85
Rating
Catalog
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