FM1188語(yǔ)音處理器低功率高效率地處理回聲抑制和降噪，通過(guò)應(yīng)用小陣列麥克風(fēng)技術(shù)正常工作時(shí)僅消耗35mw的功率。所以FM1188適用于電池供電的消費(fèi)類電子產(chǎn)品。FM1188封裝有2種，LQFP48和5*5mm BGA 封裝，目前FM1188在RK3188等方案中用到。QQ:1762516767 手機(jī)：18675554078，原裝現(xiàn)貨，歡迎交流。（更多詳情）
FM1188的采購(gòu)信息如下：
FM1188的主要功能特性包括：
Highly integrated single chip solution
Voice processor with Hardware Accelerator
3 ADC (Analog to Digital Converter)
2 DAC (Digital to Analog Converter)
RAM, ROM
On-chip microphone amplifier
SHI, UART interface to external controller
Low power consumption (typically 30mW with all signal processing features on)
High performance
Powerful AEC (acoustic echo cancellation) (65dB)
Superior full-duplex
Supports 1 & 2 microphone modes
Differential I/O to reduce RF interference and increase noise immunity
Dynamic range control (DRC) to increase voice intelligibility
Side tone cancellation of 25 to 35dB
Acoustic echo tail length coverage: 64 to 100ms
Mic_in & Line_in PGA (programmable gain amplification) range from -2dB to +26dB
Line_out & Spk_out PGA range from -29dB to +2dB
On the fly switching between various bypass mode to voice processing mode
Extended bypass modes support, configurable main and reference microphone (MIC0 or MIC1)
Main mic to LINE_OUT, LINE_IN to SPK_OUT, no gain or configurable gain
Reference mic to LINE_OUT, LINE_IN to SPK_OUT, no gain or configurable gain
Main mic to SPK_OUT, LINE_IN to LINE_OUT, no gain (Self-loop back)
Mic_in and Line-in AGC
Speaker equalization and volume enhancement in noisy environment
Supports 2 types of clock inputs: 4.096MHz or 13MHz
Available in 48-pin BGA and 48-pin LQFP packages
FM1188的管腳圖如下：
(以上信息由深圳市桑尼奇科技有限公司提供)
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