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LM49155 数据表(PDF) 3 Page - Texas Instruments |
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LM49155 数据表(HTML) 3 Page - Texas Instruments |
3 / 10 page BIAS I2C INTERFACE INM+ INM - INL INR BYPASS I 2CV DD SDA SCL GND VDD LSOUT+ LSOUT- SET HPL HPR CHARGE PUMP CIN CIP CPGND HPVDD 1.7V to 2.7V MIC_GND LSVDD MIC1+ MIC_GND 12 dB to 36 dB PRE-AMP POST-AMP MICOUT+ LPF+ LPF- MICOUT- MIC_BIAS VOLTAGE ANALOG UPLINK/ DOWNLINK NOISE CANCELLING PROCESSOR and SNR ENHANCER AUTOMATIC LEVEL CONTROL EPOUT+ EPOUT- Mixer and Output Mode VOLUME -80 dB to +18 dB VOLUME -80 dB to +18 dB Audio Differential Input MIC1- MIC2- MIC2+ 6 dB/12 dB CSET RSET (Optional) 0.1 µF CT1 CT2 CT3 AGC AMP Class D +12 dB, +18 dB -18 dB to 0 dB -18 dB to 0 dB C1 2.2 µF 2.2 µF CPVSS Ci8 0.22 µF Audio Single-Ended Inputs Ci5 68 nF Ci7 0.22 µF Ci6 68 nF CB 2.2 µF VOLUME -80 dB to +18 dB OUTPUT POWER LIMITER 2.7V to 5.5V 2.7V to 5.5V CS1 1 µF CS2 1 µF CS3 1 µF DCAP Ci1 470 nF Ci2 470 nF Ci4 470 nF Ci3 470 nF CLP1 CLP2 To Uplink Signal Path -6 dB 4.7 µF 4.7 µF 4.7 µF 4.7 µF LM49155 www.ti.com SNAS492 – JULY 2010 Typical Application Figure 1. Typical Application Circuit Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Links: LM49155 |
类似零件编号 - LM49155_15 |
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类似说明 - LM49155_15 |
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