1 Features

AEC-Q100 qualified for automotive applications
- Temperature grade 1: –40°C to +125°C, T_A
General operation
- 4.5V to 45V supply voltage, 50V load dump
- Support for 1.8V and 3.3V I/O
- I²C control with 8 address options
- <2-W idle power loss at 14.4V, <8uA max VBAT+PVDD shutdown loss
Integrated DSP processing
- Class-H supply voltage control
- Thermal monitoring and foldback
- Clip detection, PVDD monitoring and foldback
Output current sensing by channel via I²S/TDM
- No need for external circuitry
Real-time load diagnostics
- Monitor output conditions while playing audio
- Real-time temperature monitor for each channel
- Open load, Shorted load detection
DC and AC Standby load diagnostics
Audio inputs
- 2-4 channel I²S or 4-16 channel TDM input
- Input sample rates: 44.1, 48, 96, 192kHz
- Low latency < 100us at 96k sample rate
Audio outputs
- 4-channel bridge-tied load (BTL), configurable 2-channel parallel BTL (PBTL)
- 384kHz to 2MHz configurable output switching frequency
- Up to 13A channel output current
- 400VA peak BTL output power
- 118W (45V, 8Ω, 1% THD, BTL)
- 218W (45V, 4Ω, 1% THD, BTL)
Audio Performance
- THD+N 0.03% (8Ω, 1W, 1kHz)
- 111dB SNR
- 37µV (14.4V), 80µV (45V) output noise
Protection
- Output short protection
- DC offset, undervoltage and overvoltage
- Configurable overtemperature warning and individual channel shutdown
- I²C temperature and supply voltage readout
Easily meet CISPR25-L5 EMC specification
- Advanced spread-spectrum