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AD1990 bảng dữ liệu(PDF) 9 Page - Analog Devices |
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AD1990 bảng dữ liệu(HTML) 9 Page - Analog Devices |
9 / 16 page AD1990 Rev. 0 | Page 9 of 16 20 –140 FREQUENCY (Hz) 0 –20 –40 –60 –80 –100 –120 100 1k 10k Figure 10. IMD for 19 kHz/20 kHz Twin-Tone Stimulus with 500 mW Power in Each Tone 40 0 FREQUENCY (Hz) 100 1k 10k 35 30 25 20 15 10 5 PGA GAIN = 18dB PGA GAIN = 12dB PGA GAIN = 6dB PGA GAIN = 0dB Figure 11. Amplifier Gain vs. Frequency, 6 Ω Load, PVDD = 12 V 0 –120 FREQUENCY (Hz) 100 1k 10k –20 –40 –60 –80 –100 L CHANNEL DRIVEN, R CHANNEL IDLE L CHANNEL IDLE, R CHANNEL DRIVEN Figure 12. Channel Separation vs. Frequency, Driven Channel Has 1 W Output Power into 6 Ω Load 1 0.0001 FREQUENCY (Hz) 100 1k 10k 0.1 0.01 0.001 –120 –60 –40 –50 –80 –90 –70 –100 –110 Figure 13. THD vs. Frequency, 1 W Output Power into 4 Ω Load, PVDD = 12 V 1 0.0001 FREQUENCY (Hz) 100 1k 10k 0.1 0.01 0.001 –120 –60 –40 –50 –80 –90 –70 –100 –110 Figure 14. THD vs. Frequency, 1 W Output Power into 6 Ω Load, PVDD = 12 V 1 0.0001 FREQUENCY (Hz) 100 1k 10k 0.1 0.01 0.001 –120 –60 –40 –50 –80 –90 –70 –100 –110 Figure 15. THD vs. Frequency, 1 W Output Power into 8 Ω Load, PVDD = 12 V |
Số phần tương tự - AD1990_06 |
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Mô tả tương tự - AD1990_06 |
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