音頻多媒體IC - 無錫力芯微電子股份有限公司

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音頻DAC

Part Number	Description	V_IN(V)	Dynamic(dB)	Conversion Mode	Signal Format	Package
ET8211	16 Bit Audio Stereo DAC	3.0~5.5	93	R-2R	Right Justified	SOP8
ET4334	24Bit 96kHz Stereo DAC	4.5~5.5	96	Σ-Δ	I²S	SOP8
ET4344/ET4345	24Bit 192kHz Stereo DAC	3.3~5.5	105	Multi-bit Σ-Δ	I²S / Left Justified	MSOP10

音效處理IC

Part Number	Description	V_IN(V)	Input	Output	Feature	Package
ET2313	Sound processor	6~10	3 Stereo	4CH	Volume, Treble, Bass, Balance adjustment	SOP28
ET2314	Sound processor	6~10	4 Stereo	Stereo	Volume, Treble, Bass, Balance adjustment	SOP28
ET2353	Low voltage Sound processor	2.7~5.0	3 Stereo	4CH	Volume, Treble, Bass, Balance Adjustment	SSOP/SOP28
ET2354	Low voltage Sound processor	2.7~5.0	4 Stereo	Stereo	Volume, Treble, Bass, Balance Adjustment	SSOP/SOP28
ET2399	Echo processor	3.0~5.5	Mono	Mono	Echo and Surround or Delay Application	SOP16

電子音量控制IC

Part Number	Description	V_IN(V)	Vol ADJ	Interface	Package
ET2259	Stereo Volume Controller	4～9V	-83~0dB	I²C interface	SOP8

音頻頻譜采樣IC

Part Number	V_IN(V)	7-Band Frequency Range	Built-in ADC	Output	Package
ET7207	2.7～5.5V	63/160/400/1K/ 2.5K/6.25K/16KHz	-	Amplitude DC level output	SOP8
ET7208	2.7～5.5V	63/160/400/1K/ 2.5K/6.25K/16KHz	Y	I²C digital signal output	SOP8

2VRMS 音頻線性驅動IC

Part Number	Description	V_IN(V)	VEE Boost	Output	Feature	Package
ET4932	Line Driver Eliminate DC-Blocking Capacitors	3.0~3.6	Charger Pump	Max 2VRMS	Adjustable Gain /UVLO/Mute Function	TSSOP14
ET4933	Line Driver Eliminate DC-Blocking Capacitors	3.0~3.6	Charger Pump	Max 2VRMS	Adjustable Gain	MSOP10

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