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NAU88L21CYG
NAU88L21CYG 是一款超低功耗高性能音频编译码器，支持模拟、数字音频功能和一个立体声 G 类耳机放大器。透过五种类型的采样和插值滤波器支持低延迟信号路径。
目标应用:
- 手持掌上型游戏机
- 无线耳机
- 游戏遥控器
- 智能型遥控器
- 主动降噪系统
主要特点:
| • | 音频输入 | |
| - | 两组单通道差分 / 一组双通道差分麦克风输入或两组单端麦克风输入 | |
| - | SNR: 103 dB | |
| - | THD: -93 dB | |
| - | 低延迟输入路径 | |
| • | 音频输出 | |
| - | Class-G 耳机功率放大器 | |
| - | SNR: 105 dB | |
| - | THD: -82 dB | |
| - | 低延迟输出路径 | |
| • | 进阶/控制功能 | |
| - | 工作采样率 8 kHz ~ 192 kHz | |
| - | 模拟麦克风和数字麦克风可透过暂存器设定进行配置 | |
| • | 工作特性 | |
| - | 电压范围：1.8V ~ 3.3V | |
| - | 温度范围：-40°C ~ +85°C | |
| - | 低噪音麦克风偏置: 20 Hz ~ 20 kHz 之间噪音为 7 µVrms | |
| • | 封装 | |
| - | QFN-32 (5 x 5 mm) | |
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