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MAX7409 Datasheet(数据表) 5 Page - Maxim Integrated Products |
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MAX7409 Datasheet(HTML) 5 Page - Maxim Integrated Products |
5 page ![]() 5th-Order, Lowpass, Switched-Capacitor Filters _______________________________________________________________________________________ 5 -56 -40 -48 -32 -8 0 -16 -24 8 0 1.0 1.5 2.0 2.5 0.5 3.0 3.5 4.0 4.5 5.0 MAX7409/MAX7413 FREQUENCY RESPONSE (BESSEL) INPUT FREQUENCY (kHz) fC = 1kHz -70 -50 -60 -40 -10 0 -20 -30 10 0 1.0 1.5 2.0 2.5 0.5 3.0 3.5 4.0 4.5 5.0 MAX7410/MAX7414 FREQUENCY RESPONSE (BUTTERWORTH) INPUT FREQUENCY (kHz) fC = 1kHz -250 -200 -100 -150 -50 0 0 0.4 0.6 0.2 0.8 1.0 1.2 1.4 1.6 MAX7409/MAX7413 PHASE RESPONSE (BESSEL) INPUT FREQUENCY (kHz) fC = 1kHz -350 -300 -200 -250 -100 -50 -150 0 0 0.4 0.6 0.2 0.8 1.0 1.2 1.4 1.6 MAX7410/MAX7414 PHASE RESPONSE (BUTTERWORTH) INPUT FREQUENCY (kHz) fC = 1kHz -3.2 -2.4 -3.0 -2.0 -0.8 -0.4 -1.2 -1.6 0 0 204 306 408 510 102 612 714 816 918 1.02k MAX7409/MAX7413 PASSBAND FREQUENCY RESPONSE (BESSEL) INPUT FREQUENCY (Hz) fC = 1kHz -3.5 -2.5 -3.0 -2.0 -0.5 0 -1.0 -1.5 0.5 0 204 306 408 510 102 612 714 816 918 1.02k MAX7410/MAX7414 PASSBAND FREQUENCY RESPONSE (BUTTERWORTH) INPUT FREQUENCY (Hz) fC = 1kHz 1.11 1.12 1.13 1.14 1.15 1.16 1.17 1.18 1.19 2.5 3.5 3.0 4.0 4.5 5.0 5.5 SUPPLY CURRENT vs. SUPPLY VOLTAGE SUPPLY VOLTAGE (V) Typical Operating Characteristics (VDD = +5V for MAX7409/MAX7410, VDD = +3V for MAX7413/MAX7414, fCLK = 100kHz, SHDN = VDD, COM = OS = VDD / 2, TA = +25°C, unless otherwise noted.) LABEL fIN (Hz) fC (kHz) A 200 1 B 1k 5 fCLK (kHz) 100 500 MEASUREMENT BANDWIDTH (kHz) 22 80 Table A. THD+N vs. Input Signal Amplitude Plot Characteristics |