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Data Sheet
TAS2574
8.5W
Digital Input Smart Amp with I/V Sense and Integrated 15V Class-H Boost
1 Features
- Powerful class-D amplifier
- 8.5W 1% THD+N
- 15V boost with 5.1A max current limit
- Best in class efficiency
- Upto 90% efficiency at system level
- 4.8mW idle channel power
- Integrated Y-bridge
- Advanced 33mV step size
class-H boost
- High performance audio channel
- 4.2µV A-wt. idle channel noise
- 114dB Dynamic Range
- -90dB THDN
- Low EMI performance
- Advanced integrated features
- Integrated Speaker IV
sense
- Signal detection high
efficiency modes
- High accuracy voltage
monitor & temp sensor
- Programmable battery
input current limit
- Ease of use features
- 1cell, 2cell and 3cell
Li-ion battery support
- Clock based power
up/down
- Auto clock rate
detection: 16kHz to 192kHz
- Integrated ultrasonic tone and chirp generator
- External 14V PVDD supply support
- MCLK free operation
- Thermal and over current
protection
- Programmable drive
strength IO buffers
- Power Supplies and user
interface
- Battery Voltage: 1.8V to
5.5V
- VDD: 1.65V to 1.95V
- IOVDD: 1.2V or 1.8V
- I2S/TDM: 8
channels
- I2C: 4
selectable addresses
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