FS1962U数据手册FourSemi中文资料规格书

描述 Description

FS1962U是一款集成I/V信号检测功能的智能扬声器功率放大芯片，具备高性能、低功耗和低噪声的特性，搭配傅里叶SDG微型扬声器振幅和温度保护算法、FS Sound音效算法，适用手机、平板、智能手表、智能家居等设备。

特性 Features

• High fidelity 24-bits DAC
- DAC 112dB SNR
- 11µV output noise 
•  High performance Class-D amplifier
- 5.6W 1% THD+N (8Ω at 4.2V)
- 5.7W 1% THD+N (6Ω at 4.2V)
- 88dB PSRR at 217Hz
- Low pop and click
•  High efficiency Class-H
- Integrated high efficiency Class-H amplifier
- Up to 5.6W RMS output power with 8Ω load
- 84.5% efficiency at 1W (8Ω at 4.2V)
•  Speaker voltage and current sense
•  Brown-Out prevention
•  Digital I2S I/O
- I2S I/O-8kHz-192kHz sample rates
- MCLK free operation
•  I2C control port maximum speed up to 1MHz
•  Mono Class-D speaker driver
•  <1uA HW shutdown VBAT current
•  Power supplies
- VBAT: 2.7V to 5.5V
- VDDD: 1.65V to 1.95V
•  Thermal and over current protection
•  DC removal and protection
•  36 Ball, 0.4mm pitch, WLCSP package