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10V Non-DSP Smart PA_Non-DSP Smart PA_FourSemi傅里叶


FS1962U
10V Non-DSP Smart PA

简介

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。

特点

● 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


封装尺寸

10V Non-DSP Smart PA
芯片料号芯片封装芯片尺寸(mm)
FS1962UWLCSP-362.51 x 2.47



原理框图


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