10 V高效D类音频放大器

TFA9878是一款高效10.0 V升压D类音频放大器，可在供电电压为4.0 V时向8 Ω扬声器提供高达10.0 W的峰值输出功率，向6Ω扬声器提供高达11.8 W的峰值输出功率。该音频放大器内部集成了自适应DC-DC转换器，可将供电电压提高至10.0 V，大幅提升音质。 • 高输出功率：为8 Ω负载提供5.6 W（均值）功率（4.0 V供电电压，THD = 1 %）\n• 支持对听筒和免提扬声器进行配置\n• 手机通话超低噪声（7 μV），输出功率适中\n• 高效、低功耗扬声器驱动\n• 低电池功耗：小于125 mA（平均音乐播放功率Po = 380 mW）\n• 在固定升压模式和自适应升压模式之间切换时，自适应DC-DC转换器可平稳提升供电电压，防止大型电池电压尖峰并限制静态功耗\n• 宽电源电压范围（2.7 V- 5.5 V可全面工作）\n• SoundWire V1.1 MIPI兼容性综合音频控制接口\n• 传统I2C总线控制接口（400 kHz;

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汇顶科技

Mixed-Signal Front End for Broadband Applications

GENERAL DESCRIPTION The AD9878 is a single-supply, cable modem/set-top box, mixed-signal front end. The device contains a transmit path interpolation filter, a complete quadrature digital upconverter, and a transmit DAC. The receive path contains dual 12-bit ADCs and a 10-bit ADC. All internally

文件：749.92 Kbytes 页数：36 Pages

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亚德诺

Mixed-Signal Front End for Broadband Applications

文件：755.71 Kbytes 页数：36 Pages

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亚德诺

Mixed-Signal Front End for Broadband Applications

GENERAL DESCRIPTION The AD9878 is a single-supply, cable modem/set-top box, mixed-signal front end. The device contains a transmit path interpolation filter, a complete quadrature digital upconverter, and a transmit DAC. The receive path contains dual 12-bit ADCs and a 10-bit ADC. All internally

文件：749.92 Kbytes 页数：36 Pages

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亚德诺