GTD3526BA-1N
优势与特点
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3.5×2.65×0.98 毫米底部端口
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1 位脉冲密度调制（PDM）输出
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窄灵敏度范围 ±1 分贝满量程（dBFS）
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高信噪比，达 65 分贝 A 计权（dBA）
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平坦的频率特性
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多模式（休眠、低功耗、正常）
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兼容标准表面贴装回流焊技术（SMD）
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符合 RoHS 标准且无卤素
性能参数
| Symbol | Dtion | Min | Nom. | Max | Unit |
| FCLK | Clock Frequency | 1.3 | 2.4 | 4.8 | MHz |
| IDD | Supply Current1 | 770 | 900 | uA | |
| S | Sensitivity3,94dBSPL@1KHz | -27 | -26 | -25 | dBFS2 |
| ΔS | Sensitivity | <0.5 | dBFS | ||
| SNR | 20-5KHz Bandwidth, A-Weighted | 68 | dB(A) | ||
| 20-8KHz Bandwidth, A-Weighted | 66.5 | dB(A) | |||
| 20-20KHz Bandwidth, A-weighted | 63 | 65 | dB(A) | ||
| THD | 94dB SPL @1KHz | 0.15 | 0.5 | % | |
| 115dB SPL@1KHz | 1 | % | |||
| AOP | 10%THD@1KHz | 121 | dBSPL | ||
| PSR | Measuredwith217Hz,100mVppsquarewave | -90 | -80 | dBFS | |
| PSRR | Measured with 1KHz,200mVpp sinewave | 60 | dBFS | ||
| Note：Frequency response, sensitivity and current consumption are tested by 100% on product line. | |||||
