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ADA4891-2ARMZ-R7 数据表(PDF) 8 Page - Analog Devices |
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ADA4891-2ARMZ-R7 数据表(HTML) 8 Page - Analog Devices |
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8 / 24 page ![]() ADA4891-1/ADA4891-2/ADA4891-3/ADA4891-4 Rev. B | Page 8 of 24 FREQUENCY (MHz) –6 –5 –4 –3 –2 –1 0 3 4 5 6 1 2 7 0.1 1 10 100 1k +125°C +25°C 0°C –40°C VS = 3V G = +1 VOUT = 200mV p-p RL = 1kΩ +85°C Figure 13. Small-Signal Frequency Response vs. Temperature, VS = 3 V, ADA4891-1/ADA4891-2 –0.5 –0.4 –0.3 –0.2 –0.1 0 0.1 1 0.1 10 100 FREQUENCY (MHz) G = +2 RF = 604Ω RL = 150Ω VS = 3V VOUT = 2V p-p VS = 5V VOUT = 1.4V p-p VS = 3V VOUT = 1.4V p-p VS = 5V VOUT = 2V p-p Figure 14. 0.1 dB Gain Flatness vs. Supply Voltage, G = +2, ADA4891-1/ADA4891-2 –10 –9 –8 –7 –6 –5 –4 –3 –2 –1 0 1 0.1 1 10 100 1k FREQUENCY (MHz) VS = 5V RL = 150Ω VOUT = 2V p-p G = +1 RF = 0Ω G = –1 RF = 604Ω G = +2 RF = 604Ω G = +5 RF = 604Ω Figure 15. Large-Signal Frequency Response vs. Gain, VS = 5 V, ADA4891-1/ADA4891-2 FREQUENCY (MHz) –6 –5 –4 –3 –2 –1 0 3 4 5 6 1 2 7 0.1 1 10 100 1k VS = 3V G = +1 VOUT = 200mV p-p RL = 1kΩ +125°C +85°C +25°C 0°C –40°C Figure 16. Small-Signal Frequency Response vs. Temperature, VS = 3 V, ADA4891-3/ADA4891-4 0.1 0 –0.1 –0.2 –0.3 –0.4 –0.5 0.1 1 10 100 FREQUENCY (MHz) VS = 3V VOUT = 1.4V p-p VS = 3V VOUT = 2V p-p VS = 5V VOUT = 2V p-p G = +2 RF = 374Ω RL = 150Ω VS = 5V VOUT = 1.4V p-p Figure 17. 0.1 dB Gain Flatness vs. Supply Voltage, G = +2, ADA4891-3/ADA4891-4 1 0 –1 –2 –3 –4 –5 –6 –7 –8 –9 –10 0.1 1 10 100 1k FREQUENCY (MHz) VS = 5V RL = 150Ω VOUT = 2V p-p G = +1 RF = 0Ω G = –1 RF = 453Ω G = +5 RF = 453Ω G = +2 RF = 453Ω Figure 18. Large-Signal Frequency Response vs. Gain, VS = 5 V, ADA4891-3/ADA4891-4 |
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