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MAX9766ETJ Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX9766ETJ Datasheet(HTML) 3 Page - Maxim Integrated Products |
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3 / 33 page  750mW Audio Amplifiers with Headphone Amp, Microphone Preamp, and Input Mux _______________________________________________________________________________________ 3 ELECTRICAL CHARACTERISTICS (continued) (VDD = PVDD = 3.0V, GND = 0, HPS = MUTE = GND, SHDN = 3V, CBIAS = 1µF, RIN = RF = 15kΩ, RL = ∞. TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Maximum Capacitive Load Drive CL No sustained oscillations 400 pF Slew Rate SR 1.4 V/µs Crosstalk fIN = 10kHz 73 dB OUTPUT AMPLIFIERS (HEADPHONE MODE) VDD = 2.7V to 5.5V 95 f = 1kHz, VRIPPLE = 200mVP-P 75 Power-Supply Rejection Ratio PSRR f = 20kHz, VRIPPLE = 200mVP-P 50 dB RL = 32 Ω 40 Output Power POUT fIN = 1kHz, THD+N = 1%, TA = +25 oC (Note 2) RL = 16 Ω 35 65 mW VOUT = 0.7RMS, RL = 10k Ω 0.002 POUT = 15mW, RL = 32 Ω 0.005 Total Harmonic Distortion Plus Noise THD+N fIN = 1kHz, BW = 22Hz to 22kHz POUT = 30mW, RL = 16 Ω 0.004 % Signal-to-Noise Ratio SNR RL = 8 Ω, VOUT_ = 1.4VRMS, BW = 20Hz to 22kHz 89 dB Slew Rate SR 0.7 V/µs Maximum Capacitive Load Drive CL No sustained oscillations 200 pF Crosstalk fIN = 10kHz 79 dB BIAS VOLTAGE (BIAS) BIAS Voltage VBIAS 1.4 1.5 1.6 V Output Resistance RBIAS 50 k Ω MICROPHONE AMPLIFIER GENERAL VDD - VOH 35 70 RL = 100k Ω VOL - GND 50 400 VDD - VOH 80 150 Output Voltage Swing VOUT RL = 2k Ω VOL - GND 70 400 mV Slew Rate SR AV = 10dB 0.6 V/µs Output Short-Circuit Current To VDD or GND 10 mA Maximum Capacitive Load Drive CL No sustained oscillations 50 pF DIFFERENTIAL INPUT AMPLIFIER (MICIN+, MICIN-) Input Offset Voltage VOS 25 mV AV = 20dB 31 Input Noise-Voltage Density eN fIN = 1kHz AV = 40dB 11.6 nV/ √Hz Total Harmonic Distortion Plus Noise THD+N VDD = 3V, VOUT = 0.35VRMS, AV = 10dB, fIN = 1kHz, BW = 22Hz to 22kHz 0.01 % Small-Signal Bandwidth BW-3dB AV = 40dB, VOUT = 100mVP-P 300 kHz Input Resistance RIN MICIN_ to GND 100 k Ω |
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Similar Description - MAX9766ETJ |
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