Analog Devices SSM2000
The SSM2000 is an advanced audio noise reduction system based on proprietary HUSH® circuitry. The SSM2000 can be used with Dolby B encoded sources with excellent results.FEATURES
Up to 25 dB of Noise Reduction from Virtually Any Audio Source without Sonic Artifacts “Single-Ended” Operation Eliminates Need for EncodeDecode Process Adaptive Threshold Dynamically Adjusts to Changing Nominal Signal Levels Effectively Decodes Dolby B® Encoded Sources Direct VCA Control Port Access for Additional Level Control Functionality Logic-Controllable Bypass and Muting 100 dB Dynamic Range (Noise Reduction OFF) 0.02% Typical THD+N (@ 1 kHz, Noise Reduction OFF) +7 V to +18 V Operation No Royalty RequirementsAPPLICATIONS
Auto Radio Sound Processing Multimedia PC Sound Cards Television Sound Processing Cassette Tape Players AM/FM Receivers Telephone & Wireless Links Professional AudioGENERAL DESCRIPTION
SSM2000 20 V– TOP VIEW 19 DIGITAL GND VCA PORT 7 (Not to Scale) 18 NC VCF DET IN SUM OUT 8 9 17 MUTE 16 DEFEAT 15 AUTO THRESHOLD CAP 14 DEFAULT THRESHOLD 13 NC VCA DET IN 10 VCF DET CAP 11 VCA DET CAP 12 NC = NO CONNECT 6.8µF L IN 6.8µF 1 2 3 1nF 24 23 22 1nF L OUT R...