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首页产品索引LMV1012

LMV1012

购买收藏
用于高增益麦克风的模拟前置放大器 IC

制造商:TI

产品信息

描述 The LMV1012 is an audio amplifier series for small form factor electret microphones. This 2-wire portfolio is designed to replace the JFET amplifier currently being used. The LMV1012 series is ideally suited for applications requiring high signal integrity in the presence of ambient or RF noise, such as in cellular communications. The LMV1012 audio amplifiers are specified to operate over a 2.2V to 5.0V supply voltage range with fixed gains of 7.8 dB, 15.6 dB, 20.9 dB, and 23.8 dB. The devices offer excellent THD, gain accuracy and temperature stability as compared to a JFET microphone.The LMV1012 series enables a two-pin electret microphone solution, which provides direct pin-to-pin compatibility with the existing JFET market.The devices are offered in extremely thin space saving 4-bump DSBGA packages. The LMV1012XP is designed for 1.0 mm canisters and thicker ECM canisters. These extremely miniature packages are designed for electret condenser microphones (ECM) form factor.特性Typical LMV1012-15, 2.2V Supply, RL = 2.2 kΩ, C = 2.2 μF, VIN = 18 mVPP, Unless Otherwise Specified Supply Voltage: 2V - 5V Supply Current: <180 μA Signal to Noise Ratio (A-Weighted): 60 dB Output Voltage Noise (A-Weighted): −89 dBV Total Harmonic Distortion: 0.09% Voltage GainLMV1012-07: 7.8 dB LMV1012-15: 15.6 dB LMV1012-20: 20.9 dB LMV1012-25: 23.8 dBTemperature Range: −40°C to 85°C Offered in 4-Bump DSBGA Packages All trademarks are the property of their respective owners.

电路图、引脚图和封装图

在线购买

型号制造商描述购买
LMV1012TP-25/NOPBTILMV1012 用于高增益双线麦克风的模拟输入麦克风前置放大器 立即购买
LMV1012TPX-25/NOPBTILMV1012 用于高增益双线麦克风的模拟输入麦克风前置放大器 立即购买
LMV1012UP-25/NOPBTILMV1012 用于高增益双线麦克风的模拟输入麦克风前置放大器 立即购买
LMV1012UP-07/NOPBTILMV1012 用于高增益双线麦克风的模拟输入麦克风前置放大器 立即购买
LMV1012UP-20/NOPBTILMV1012 用于高增益双线麦克风的模拟输入麦克风前置放大器 立即购买
LMV1012UP-15/NOPBTILMV1012 用于高增益双线麦克风的模拟输入麦克风前置放大器 立即购买

应用案例更多案例

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