max9779etit Maxim Integrated Products, Inc., max9779etit Datasheet
max9779etit
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max9779etit Summary of contents
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Rev 0; 7/05 2.6W Stereo Audio Power Amplifier and General Description The MAX9779 combines a stereo, 2.6W audio power amplifier and stereo DirectDrive™ 110mW headphone amplifier in a single device. The headphone amplifier uses Maxim’s patented DirectDrive architecture that ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier ABSOLUTE MAXIMUM RATINGS Supply Voltage ( HPV , CPV GND to PGND.....................................................................±0.3V CPV , C1N GND .........................-6.0V to (GND + 0.3V ...
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Stereo Audio Power Amplifier and ELECTRICAL CHARACTERISTICS (continued) = 5V, GND = PGND = CPGND = 0V, SHDN = CPV = HPV terminated between OUT_+ and OUT_-, headphone load terminated ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier ELECTRICAL CHARACTERISTICS (continued) = 5V, GND = PGND = CPGND = 0V, SHDN = CPV = HPV terminated between OUT_+ and OUT_-, ...
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Stereo Audio Power Amplifier and (Measurement BW = 22Hz to 22kHz TOTAL HARMONIC DISTORTION PLUS NOISE vs. FREQUENCY (SPEAKER MODE 3Ω OUTPUT POWER = 1.5W 0.1 0.01 OUTPUT ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier (Measurement BW = 22Hz to 22kHz, T CROSSTALK vs. FREQUENCY (SPEAKER MODE - 200mV RIPPLE P-P - 4Ω L -30 -40 -50 ...
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Stereo Audio Power Amplifier and (Measurement BW = 22Hz to 22kHz TOTAL HARMONIC DISTORTION PLUS NOISE vs. OUTPUT POWER (HEADPHONE MODE) 1000 32Ω L 100 A = 3dB ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier (Measurement BW = 22Hz to 22kHz OUTPUT POWER vs. CHARGE-PUMP CAPACITANCE AND LOAD RESISTANCE 200 180 160 140 120 2.2µF 100 ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier PIN NAME 1 INL Left-Channel Audio Input 2 N.C. No Connection. Not internally connected PGND Power Ground 4 OUTL+ Left-Channel Positive Speaker Output 5 OUTL- Left-Channel Negative Speaker Output ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier IN_ BIAS BIAS BIAS GND Figure 1. MAX9779 Signal Path Detailed Description The MAX9779 combines a 2.6W BTL speaker amplifier and a 110mW DirectDrive headphone amplifier with integrated headphone sensing and ...
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Stereo Audio Power Amplifier and allows the MAX9779 headphone amplifier output to be biased about GND, almost doubling the dynamic range while operating from a single supply. With no DC compo- nent, there is no need for the large ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier ADDITIONAL THD+N DUE TO DC-BLOCKING CAPACITORS 10 1 0.1 TANTALUM 0.01 0.001 ALUM/ELEC 0.0001 10 100 1k FREQUENCY (Hz) Figure 4. Distortion Contributed by DC-Blocking Capacitors Headphone Sense Input (HPS) The ...
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Stereo Audio Power Amplifier and Table 1. MAX9779 Maximum Gain Settings GAIN2 GAIN1 Headphone Amplifier In conventional single-supply headphone amplifiers, the output-coupling capacitor is a major contributor of audible clicks and ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier 1000 16Ω L 100 A = 3dB V 10 OUTPUTS IN PHASE 1 0.1 0.01 OUTPUTS 180° OUT OF PHASE 0.001 ...
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Stereo Audio Power Amplifier and Table 2. Suggested Capacitor Manufacturers SUPPLIER PHONE Taiyo Yuden 800-348-2496 TDK 807-803-6100 BIAS is the output of the internally generated DC bias voltage. The BIAS bypass capacitor, C PSRR and THD+N by reducing power ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier For example, when compared to a 0Ω trace, a 100mΩ trace reduces the power delivered to a 4Ω load from 2.1W to 2W. Large output, supply, and GND traces also improve ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier Pin Configuration TOP VIEW SHDN 22 GAIN2 23 GAIN1 24 MAX9779 GND 26 INR 27 GND ...
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Stereo Audio Power Amplifier and DirectDrive Headphone Amplifier (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information www.maxim-ic.com/packages.) D D/2 MARKING XXXXX PIN # 1 I.D. ...
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... T2855 T2855-5 WHHD-1 WHHD-2 ----- T2855-6 T2855-7 T2855-8 T2855N-1 T3255-2 T3255-3 T3255-4 T3255N-1 T4055-1 Printed USA is a registered trademark of Maxim Integrated Products, Inc. EXPOSED PAD VARIATIONS DOWN BONDS MIN. NOM. MAX. MIN. NOM. MAX. ±0.15 ALLOWED 3.00 3.10 3.20 3.00 3.10 3. 3.00 3.10 3 ...