| Power Supply (Min) (V) |
3.0 |
| Power Supply (Max) (V) |
5.5 |
| Digital Supply (Min) (V) |
1.65 |
| Digital Supply (Max) (V) |
1.95 |
| IO Supply (Min) (V) |
1.65 |
| IO Supply (Max) (V) |
3.6 |
| PVDD Voltage(V) |
6 |
| Boost Type |
Adaptive Boost |
| PO(W)
（8&THD=1%） |
2.0W@4.2V(8Ω&THD=1%) |
| SPK
Noise(uV) |
18μV@6.7AV(3.6V) |
| DSP |
NO |
| Protection |
Multi-Level AGC |
| Control Interface |
IIC |
| RCV mode |
YES |
| RCV
Noise(uV) |
13μV@4.5AV(3.6V) |
| Temperature |
-40℃~85℃ |
| Package (mm) |
FCQFN 2X2.5-22L |
Smart BOOST with total efficiency up to 85%
High RF noise suppression, eliminate the TDD noise excellently
Low noise: 13μV
THD+N: 0.01%
Supports 6Ω Speaker
Extensive Pop-Click Suppression
Volume control (from -95.875dB to 0dB)
I2S/TDM interface:
I2S, Left-Justified and Right-Justified
Supports 1/2/4/6/8 slots TDM
Input Sample Rates from 8kHz to 96kHz
Data Width: 16, 20, 24, 32 Bits
Ultrasonic support via TDM/I2S running at 96kHz
I2C-bus control interface(400kHz)
Power Supplies:
VBAT: 3.0V~5.5V
DVDD: 1.65V~1.95V
VDDIO: 1.65V~3.60V
Short-Circuit Protection, Over-Temperature Protection, Under-Voltage Protection and Over-Voltage Protection
FC-QFN 2.0mmX2.5mmX0.55mm-22L Package
The AW88266A is an I2S/TDM input, high efficiency digital Smart K audio amplifier with an integrated 6V smart boost converter. Due to its 13μV noise floor and ultra-low distortion, clean listening is guaranteed. It can deliver 2.0W output power into an 8Ω speaker at 1% THD+N.
The AW88266A integrates a high-efficiency smart boost converter as the Class-D amplifier supply rail. The output voltage of boost converter can be adjusted smartly according to the input amplitude, which extremely improves the efficiency without clipping distortion.
The AW88266A features high RF suppression and eliminates TDD noise completely benefited from the digital audio input interface. General settings are communicated via an I2C-bus interface, and the device address is configurable.
The AW88266A offers Short Circuit Protection, Over-Temperature Protection, Under-Voltage Protection and Over-Voltage Protection to protect the device.
AW88266A is available in a FC-QFN 2.0mmX2.5mmX0.55mm-22L Package.
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