68 dB Miniature analog bottom -port silicon microphone XST-GM-ML-3868-3526-B1H2 For Smartphones
XST-GM-ML-3868-3526-B1H2
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- Model Number:XST-GM-ML-3868-3526-B1H2
- Type:Microphone
- Place of Origin:Guangdong, China
- Brand Name:Xunster
- Material:Plastic
- Voltage Range:1.6V-3.6V
- Operating Temperature:-40°C ~ 105°C
- Mounting Type:Surface Mount
- Size / Dimension:3.50x2.65x1.10mm
- Sensitivity:-39~-37dBFS
- Signal to noise ratio:68dB(A)
- Current consumption:125-160uA
- Total harmonic distortion:0.1%
- Acoustic Overload Point:125dBSPL
XST-GM-ML-3868-3526-B1H2 is high-performance bottom-port digital silicon microphone that receives the sound signal from the hole on Bottom PCB.Provides a series of packaged MEMS silicon microphones with compact size to achieve high performance such as high SNR, high sensitivity, excellent reliability and broad frequency response.
| Parameter | Symbol | Condition | Min. | Typ. | Max | Unit |
| Sensitivity | Sens | 94dB SPL @1kHz | -39 | -38 | -37 | dBFS |
| Signal to noise ratio | SNR | 94dB SPL @1kHz | 68 | dB(A) | ||
| Current consumption | Idd | 125 | 160 | µA | ||
| Total harmonic distortion | THD | 94dB SPL @1kHz | 0.1 | % | ||
| Acoustic Overload Point | AOP | 10% THD @ 1kHz | 125 | dBSPL | ||
| Power supply rejection | PSR | 100mVpp square wave @ 217 Hz, A-weighted | -108 | dBFS(A) |
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