Self-Contained a Audio Preamplifier SSM2019 FEATURES FUNCTIONAL BLOCK DIAGRAM Excellent Noise Performance: 1.0 nV/ Hz or 1.5 dB Noise Figure V+ Ultra-low THD: < 0.01% G = 100 Over the Full Audio Band Wide Bandwidth: 1 MHz G = 100 High Slew Rate: 16 V/ s G = 10 10 V rms Full-Scale Input, V +IN G = 1, V = 18 V 1 S IN Unity Gain Stable 5k True Differential Inputs RG 1 1 Subaudio 1/f Noise Corner 5k RG 2 8-Lead PDIP or 16-Lead SOIC 5k 5k OUT Only One External Component Required 5k Very Low Cost 5k Extended Temperature Range: 40 C to +85 C V REFERENCE APPLICATIONS Audio Mix Consoles Intercom/Paging Systems 2-Way Radio PIN CONNECTIONS Sonar 8-Lead PDIP (N Suffix) Digital Audio Systems 8-Lead Narrow Body SOIC (RN Suffix)* GENERAL DESCRIPTION 1 8 RG RG 2 1 The SSM2019 is a latest generation audio preamplifier, combin- 2 SSM2019 7 IN V+ ing SSM preamplifier design expertise with advanced processing. TOP VIEW 3 6 +IN OUT (Not to Scale) The result is excellent audio performance from a monolithic 4 5 V REFERENCE device, requiring only one external gain set resistor or potentiom- eter. The SSM2019 is further enhanced by its unity gain stability. 16-Lead Wide Body SOIC (RW Suffix) Key specifications include ultra-low noise (1.5 dB noise figure) and THD (<0.01% at G = 100), complemented by wide bandwidth and high slew rate. NC 1 16 NC Applications for this low cost device include microphone pream- RG 2 15 RG 1 2 plifiers and bus summing amplifiers in professional and consumer NC 3 14 NC audio equipment, sonar, and other applications requiring a low 4 SSM2019 13 IN V+ TOP VIEW noise instrumentation amplifier with high gain capability. +IN 5 12 NC (Not to Scale) NC 6 11 OUT V 7 10 REFERENCE NC 8 9 NC NC = NO CONNECT *Consult factory for availability. A REV. Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. may result from its use. No license is granted by implication or otherwise Tel: 781/329-4700 www.analog.com under any patent or patent rights of Analog Devices. Trademarks and Fax: 781/461-3113 2011 Analog Devices, Inc. All rights reserved. registered trademarks are the property of their respective companies.(V = 15 V and 40 C T +85 C, unless otherwise noted. Typical specifications S A SSM2019SPECIFICATIONS apply at T = 25 C.) A Parameter Symbol Conditions Min Typ Max Unit DISTORTION PERFORMANCE V = 7 V rms O R = 2 kW L Total Harmonic Distortion Plus Noise THD + N f = 1 kHz, G = 1000 0.017 % f = 1 kHz, G = 100 0.0085 % f = 1 kHz, G = 10 0.0035 % f = 1 kHz, G = 1 0.005 % BW = 80 kHz NOISE PERFORMANCE Input Referred Voltage Noise Density e f = 1 kHz, G = 1000 1.0 nV/Hz n f = 1 kHz, G = 100 1.7 nV/Hz f = 1 kHz, G = 10 7 nV/Hz f = 1 kHz, G = 1 50 nV/Hz Input Current Noise Density i f = 1 kHz, G = 1000 2 pA/Hz n DYNAMIC RESPONSE Slew Rate SR G = 10 16 V/ms R = 2 kW L C = 100 pF L Small Signal Bandwidth BW G = 1000 200 kHz 3 dB G = 100 1000 kHz G = 10 1600 kHz G = 1 2000 kHz INPUT Input Offset Voltage V 0.05 0.25 mV IOS Input Bias Current I V = 0 V 3 10 mA B CM Input Offset Current Ios V = 0 V 0.001 1.0 mA CM Common-Mode Rejection CMR V = 12 V CM G = 1000 110 130 dB G = 100 90 113 dB G = 10 70 94 dB G = 1 50 74 dB Power Supply Rejection PSR V = 5 V to 18 V S G = 1000 110 124 dB G = 100 110 118 dB G = 10 90 101 dB G = 1 70 82 dB Input Voltage Range IVR 12 V Input Resistance R Differential, G = 1000 1 MW IN G = 1 30 MW Common Mode, G = 1000 5.3 MW G = 1 7.1 MW OUTPUT Output Voltage Swing V R = 2 kW, T = 25 C 13.5 13.9 V O L A Output Offset Voltage V 430 mV OOS Maximum Capacitive Load Drive 5000 pF Short Circuit Current Limit I Output-to-Ground Short 50 mA SC Output Short Circuit Duration Continuous sec GAIN Gain Accuracy 10 kW T = 25 C A R = G G 1 R = 10 W, G = 1000 0.5 0.1 dB G R = 101 W, G = 100 0.5 0.2 dB G R = 1.1 kW, G = 10 0.5 0.2 dB G R = , G = 1 0.1 0.2 dB G Maximum Gain G 70 dB REFERENCE INPUT Input Resistance 10 kW Voltage Range 12 V Gain to Output 1 V/V POWER SUPPLY Supply Voltage Range V 5 18 V S Supply Current I V = 0 V, R = 4.6 7.5 mA SY CM L V = 0 V, V = 18 V, R = 4.7 8.5 mA CM S L Specifications subject to change without notice. A 2 REV.