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MAX9726 Datasheet(PDF) 7 Page - Maxim Integrated Products |
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MAX9726 Datasheet(HTML) 7 Page - Maxim Integrated Products |
7 / 26 page DirectDrive, Headphone Amplifier with BassMax, I2C, Volume and Gain Control _______________________________________________________________________________________ 7 POWER-SUPPLY REJECTION RATIO vs. FREQUENCY FREQUENCY (Hz) 10k 1k 100 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 -110 10 100k VDD = 5V + 100mVP-P RIN = RF = 10kΩ POWER-SUPPLY REJECTION RATIO vs. FREQUENCY FREQUENCY (Hz) 10k 1k 100 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 -110 10 100k VDD = 3.3V + 100mVP-P RIN = RF = 10kΩ CROSSTALK vs. FREQUENCY FREQUENCY (Hz) -120 -110 -100 -90 -80 -70 -60 10 100 1k 10k 100k VIN = 1VP-P RL = 32Ω G = 0dB RIGHT TO LEFT LEFT TO RIGHT Typical Operating Characteristics (continued) (VDD = SHDN = 5V, PGND = SGND = 0V, C1 = C2 = 1µF, CPREG = CNREG = 1µF, BM_ = 0V, RIN = 10kΩ, RF = 10kΩ, maximum vol- ume (overall gain = 0dB), BassMax disabled. Load connected between OUT_ and PGND where specified. Outputs in phase, both channels loaded. TA = +25°C, unless otherwise noted.) (See the Functional Diagram/Typical Operating Circuit) CROSSTALK vs. FREQUENCY FREQUENCY (Hz) -100 -90 -80 -70 -60 -50 -40 10 100 1k 10k 100k VIN = 1VP-P RL = 32Ω G = -10dB LEFT TO RIGHT RIGHT TO LEFT BassMax FREQUENCY RESPONSE FREQUENCY (Hz) 10k 1k 100 10 15 20 25 30 35 40 10 1 100k R2 = 36kΩ C3 = 0.068µF R2 = 22kΩ C3 = 0.1µF R2 = 10kΩ C3 = 0.22µF R1 = 47kΩ RL = 32Ω BassMax DISABLED OUTPUT FFT FREQUENCY (kHz) 15 10 5 -120 -100 -80 -60 -40 -20 0 -140 020 VIN = 100mVRMS ATTEN = 60dB VOUT = -60dBV RL = 320Ω fIN = 1kHz VDD = 5V OUTPUT POWER vs. CHARGE-PUMP CAPACITANCE AND LOAD RESISTANCE LOAD RESISTANCE (Ω) 45 40 30 35 20 25 15 70 80 90 100 110 120 130 140 150 160 60 10 50 VDD = 5V fIN = 1kHz THD+N = 1% C1 = C2 = 2.2µF C1 = C2 = 1µF C1 = C2 = 0.68µF |
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Similar Description - MAX9726 |
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