Datasheet MAX9700 (Maxim) - 4

FabricanteMaxim
Descripción1.2W, Low-EMI, Filterless, Class D Audio Amplifier
Páginas / Página17 / 4 — Typical Operating Characteristics. TOTAL HARMONIC DISTORTION PLUS NOISE. …
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Typical Operating Characteristics. TOTAL HARMONIC DISTORTION PLUS NOISE. vs. FREQUENCY. vs. OUTPUT POWER

Typical Operating Characteristics TOTAL HARMONIC DISTORTION PLUS NOISE vs FREQUENCY vs OUTPUT POWER

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MAX9700 1.2W, Low-EMI, Filterless, Class D Audio Amplifier
Typical Operating Characteristics
(VDD = 3.3V, SYNC = GND (SSM), TA = +25°C, unless otherwise noted.)
TOTAL HARMONIC DISTORTION PLUS NOISE TOTAL HARMONIC DISTORTION PLUS NOISE TOTAL HARMONIC DISTORTION PLUS NOISE vs. FREQUENCY vs. FREQUENCY vs. FREQUENCY
1 1 1 VDD = +5V VDD = +3.3V VDD = +3.3V RL = 8Ω RL = 8Ω RL = 8Ω MAX9700 toc01 MAX9700 toc02 POUT = 125mW MAX9700 toc03 0.1 0.1 0.1 POUT = 300mW POUT = 300mW SSM MODE THD+N (%) THD+N (%) THD+N (%) 0.01 0.01 0.01 POUT = 125mW POUT = 125mW FFM MODE 0.001 0.001 0.001 10 100 1k 10k 100k 10 100 1k 10k 100k 10 100 1k 10k 100k FREQUENCY (Hz) FREQUENCY (Hz) FREQUENCY (Hz)
TOTAL HARMONIC DISTORTION PLUS NOISE TOTAL HARMONIC DISTORTION PLUS NOISE TOTAL HARMONIC DISTORTION PLUS NOISE vs. OUTPUT POWER vs. OUTPUT POWER vs. OUTPUT POWER
100 100 100 V V V DD = 5V DD = 5V DD = 5V R R R L = 8Ω L = 16Ω L = 4Ω 10 MAX9700 toc04 10 MAX9700 toc05 10 MAX9700 toc06 1 1 1 f = 1kHz THD+N (%) 0.1 f = 100Hz THD+N (%) 0.1 f = 10kHz THD+N (%) 0.1 f = 100Hz 0.01 0.01 f = 10kHz f = 10kHz 0.01 f = 1kHz f = 100Hz f = 1kHz 0.001 0.001 0.001 0 0.5 1.0 1.5 2.0 0 0.2 0.4 0.6 0.8 1.0 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 OUTPUT POWER (W) OUTPUT POWER (W) OUTPUT POWER (W)
TOTAL HARMONIC DISTORTION PLUS NOISE TOTAL HARMONIC DISTORTION PLUS NOISE TOTAL HARMONIC DISTORTION PLUS NOISE vs. OUTPUT POWER vs. OUTPUT POWER vs. OUTPUT POWER
100 100 100 VDD = 2.5V VDD = 5V VDD = 5V RL = 8Ω f = 1kHz f = 1kHz 10 VCM = 1.25V MAX9700 toc07 10 R MAX9700 toc08 L = 8Ω 10 R MAX9700 toc09 L = 8Ω NO INPUT CAPACITORS FFM fSYNC = 1.4MHz 1 1 (SYNC = GND) 1 DIFFERENTIAL SSM fSYNC = 800kHz THD+N (%) 0.1 INPUT THD+N (%) 0.1 THD+N (%) 0.1 0.01 0.01 0.01 SINGLE ENDED FFM fSYNC = 2MHz (SYNC UNCONNECTED) 0.001 0.001 0.001 0 0.1 0.2 0.3 0.4 0.5 0 0.5 1.0 1.5 2.0 0 0.5 1.0 1.5 2.0 OUTPUT POWER (W) OUTPUT POWER (W) OUTPUT POWER (W) www.maximintegrated.com Maxim Integrated │

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