Multi-channel Audio Hub CODEC for Smartphones

DESCRIPTION The WM8994 is a highly integrated ultra-low power hi-fi CODEC designed for smartphones and other portable devices rich in multimedia features. An integrated stereo class D/AB speaker driver and class W headphone driver minimize power consumption during audio playback. The device

带三个数字音频接口的多声道编解码器

WM8994 是一款高度集成的超低功率高保真编解码器，带有集成的立体声 D 及 AB 类扬声器驱动器和 W 类耳机驱动器，可最大限度地减少音频播放过程中的耗电量。该器件只需电池电压和 1.8 V 电源电压，所有其他内部电源轨均产生自集成 LDO。立体声全双工异步采样率转换和多声道数字调音结合强大的模拟混频功能，使此器件能够支持广泛范围的架构和用例。完全可编程的参数均衡器可提供扬声器补偿，并在模数转换器 (ADC) 或数模转换器 (DAC) 路径中使用动态范围控制器，以维护恒定的信号电平、最大化响度并保护扬声器，防止过载和削波。智能数字麦克风接口可为多达四个数字麦克风提供功率调节、低抖动时钟输出 • 24 位高保真 4 声道数模转换器 (DAC) 和双声道模数转换器 (ADC)\n• DAC 播放期间的信噪比为 100 dB（‘A’加权）\n• 智能麦克风接口• 多达四个数字麦克风的功率、计时和数据输入\n• 高性能模拟麦克风接口\n• 麦克风活动检测和中断使处理器能够休眠\n\n• 2 W 立体声 (2 x 2 W) D/AB 类扬声器驱动器\n• 无电容 W 类耳机驱动器• 集成电荷泵\n• 耳机的数模转换器 (DAC) 回放总功率为 5.3 mW\n\n• 4 种线路输出（单端或差分）\n• BTL 耳机驱动器\n• 用于多处理器架构的数字音频接口• 异步立体声双工采样率转换\n;

Multi-Channel Audio Hub CODEC for Smartphones

文件：3.98926 Mbytes Page：359 Pages

Multi-channel Audio Hub CODEC for Smartphones

DESCRIPTION The WM8994 is a highly integrated ultra-low power hi-fi CODEC designed for smartphones and other portable devices rich in multimedia features. An integrated stereo class D/AB speaker driver and class W headphone driver minimize power consumption during audio playback. The device

WM8994ECSR

文件：472.968 Kbytes Page：0 Pages

封装/外壳：72-UFBGA，WLCSP 包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 描述：IC CODEC AUD HUB MULTI-CH 72WCSP 集成电路（IC） 编解码器

8-bit Proprietary Microcontroller

■DESCRIPTION The MB89940 series is specially designed for automotive instrumentation applications. It features a combination of two PWM pulse generators and four high-drive-current outputs for controlling a stepping motor. It also contains two analog inputs, two PWM pulse generators and 10-digi

6U CompactPCI 4-port IEEE 1394a & 4-port RS-232 Cards

文件：159.23 Kbytes Page：1 Pages

SAW Bandpass Filter

文件：321.26 Kbytes Page：7 Pages