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SM6451AVNIPPON

器件名称: SM6451AVNIPPON
功能描述: Audio Variable Volume IC
文件大小: 149KB 共12页
生产厂商: NPC
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简  介: SM6451AV NIPPON PRECISION CIRCUITS INC. Audio Variable Volume IC OVERVIEW The SM6451AV is a 3-wire serial-controlled electronic variable volume IC for audio applications. It provides electronic volume control for a stereo system (left and right channels), and independent channel attenuation and muting, with greatly enhanced digital zip noise suppression. The chip address function allows up to four SM6451AV devices to be connected and individually controlled over the 3-wire control interface from a single CPU. It is available in 16-pin VSOP packages. PINOUT (Top View) RSTN ADRS1 ADRS2 DVDD LOUT LIN AVDD VRL 1 16 MDT MCK MLEN DVSS ROUT RIN AVSS 6451AV FEATURES s s 8 9 VRR s s s s s s APPLICATIONS s 4.4 0.2 6.4 0.2 Stereo inputs and outputs Attenuation function 2-channel independent control 1.0 dB/step over 80 steps 0 to 80 dB range Mute function 3-wire serial data control (MDT, MCK, MLEN) Chip addressing (up to 4 devices can be connected in parallel) Low noise ≤ 0.002% THD + noise 10 Vrms residual noise 5 V single power supply Silicon-gate CMOS process PACKAGE DIMENSIONS (Unit: mm) 16 pin VSOP Audio equipment 0.275TYP 5.1 0.2 0.15 - + 0.1 0.05 ORDERING INFORMATION 0 10 0.10 0.22 - 0.05 + 0.10 SM6451AV 16-pin VSOP 0.10 0.05 1.15 0.1 Device Package 0.65 0.12 M 0.5 0.2 NIPPON PRECISION CIRCUITS—1 SM6451AV BLOCK DIAGRAM DVDD DVSS Attenuation Control 1/2VDD MLEN MCK MDT RSTN Chip Address Decoder ADRS1 ADRS2 VRL Reference Voltage Circuits Atte……
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器件名 功能描述 生产厂商
SM6451AVNIPPON Audio Variable Volume IC NPC
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