SSM2160

6-Channel, Serial Input Master/Balance Volume Controls SSM2160 FEATURES Clickless Digitally Controlled Level Adjustment SSM2160: 6 Channels 7-Bit Master Control Gives 128 Levels of Attenuation 5-Bit Channel Controls Give 32 Levels of Gain Master/Channel Step Size Set by External Resistors 100 dB Dynamic Range Automatic Power-On Mute Excellent Audio Characteristics: 0.01% THD+N 0.001% IMD (SMPTE) –90 dBu Noise Floor –80 dB Channel Separation 90 dB SNR Single-and Dual-Supply Operation APPLICATIONS Home Theater Receivers Surround Sound Decoders Circle Surround® and AC-3® Decoders DSP Soundfield™ Processors HDTV and Surround TV Audio Systems Automotive Surround Sound Systems Multiple Input Mixer Consoles and Amplifiers V+ V– VREF GENERAL DESCRIPTION The SSM2160 allows digital control of volume of six audio channels, with a master level control and individual channel controls. Low distortion VCAs (voltage controlled amplifiers) are used in the signal path. By using controlled r...