AW87329CSR数据手册Awinic中文资料规格书

描述 Description

AW87329 is specifically designed to improve themusical output dynamic range, enhance the overall soundquality. It is a new high efficiency, low noise, constantlarge volume, 3rd generation Smart K audio amplifier.AW87329 integrates AWINIC's proprietary Triple-LevelTriple-Rate AGC audio algorithm, effectively eliminatingmusic noise and improving sound quality and volume.AW87329 integrated high voltage DO-Chargepumptechnology with efficiency up to 90%, significantlyimproving the dynamic range of the music output.AW87329 noise floor is as low as to 38μV at speakermode, with 102dB high signal-to-noise-ratio (SNR). Theultra-low distortion 0.02% and unique Triple-LevelTriple-Rate AGC technology bring high quality musicenjoyment.AW87329 supports speaker and receiver 2-in-1applications, class AB/D receiver optional, ultra-low noiseis 9μV.AW87329 controls internal registers through the I2Cinterface. Register parameters include chargepumpoutput voltage, power amplifier  gain, Triple-LevelTriple-Rate AGC parameters, etc.AW87329 built-in over current protection, overtemperature protection and short circuit protectionfunction, effectively protect the chip. AW87329 featuressmall 2.545mm*2.075mm CSP-18 package.

特性 Features

• Triple-Level Triple-Rate AGC algorithm to effectively eliminate noise, pure sound quality
• Innovation high efficient, large drive high voltage 2X DO- Chargepump, efficiency up to 90%
• Highest voltage：8.5V
• Hardware compatible with AW87319CSR
• Low noise：
- 9μV (Class AB RCV THD+N=0.4%)
- 16 μV (Class D RCV THD+N=0.02%)
- 38 μV (Speaker THD+N=0.02%)
• Selectable speaker-guard powerlevel:0.5W~1.5W@8ohm, 100mW/step
• Output Power:3W@8Ω 3.5W@6Ω
• Speaker & receiver 2-in-1 mode application
• Shutdown current:0.1μA
• Super TDD-Noise suppression
• Excellent pop-click suppression
• Support 1.8V logic I2C contro
•
• High PSRR：-75dB（217Hz）
• Small 2.545mm*2.075mm CSP-18 package