Product Summary

The SSM2165-1P is a Microphone Preamplifier with Variable Compression and Noise Gating. It is a complete and flexible solution for condition-ing microphone inputs in computer audio systems. SSM2165-1P is alsoexcellent for improving vocal clarity in communications andpublic address systems. A low noise voltage controlled amplifier(VCA) provides a gain that is dynamically adjusted by a controlloop to maintain a set compression characteristic. The compression ratio is set by a single resistor and can be varied from 1:1 toover 15:1 relative to the fixed rotation point. The SSM2165-1P is an ideal companion product for audio codecsused in computer systems, such as the AD1845 and AD1847.The device is available in 8-lead SOIC and P-DIP packages, andguaranteed for operation over the extended industrial temperaturerange of –40℃ to +85℃.

Parametrics

SSM2165-1P absolute maximum ratings: (1)Supply Voltage: +10 V; (2)Audio Input Voltage: Supply Voltage; (3)Operating Temperature Range:–40℃ to +85℃; (4)Storage Temperature Range: –65℃ to +150℃; (5)Junction Temperature (TJ): +150℃; (6)Lead Temperature (Soldering, 60 sec): +300℃.

Features

SSM2165-1P features: (1)Complete Microphone Conditioner in an 8-Lead Package; (2)Single +5 V Operation; (3)Preset Noise Gate Threshold; (4)Compression Ratio Set by External Resistor; (5)Automatic Limiting Feature Prevents ADC Overload; (6)Adjustable Release Time; (7)20 kHz Bandwidth ( 1 dB); (8)Low Cost; (9)Low Noise and Distortion.

Diagrams

SSM2165-1P FUNCTIONAL BLOCK DIAGRAM

Image Part No Mfg Description Data Sheet Download Pricing
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SSM2165-1P
SSM2165-1P

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SSM2000
SSM2000

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SSM2005
SSM2005

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SSM2013
SSM2013

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SSM2014
SSM2014

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SSM2017
SSM2017

Other


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SSM2018P
SSM2018P

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