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LMV821 数据表(PDF) 14 Page - STMicroelectronics |
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LMV821 数据表(HTML) 14 Page - STMicroelectronics |
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14 / 32 page ![]() Electrical characteristics LMV82x, LMV82xA 14/32 DocID022467 Rev 4 Figure 14. Positive and negative slew rate vs. supply voltage Figure 15. Positive slew rate at VCC = 5 V with CL = 100 pF 3.0 3.0 3.5 4.0 4.0 4.5 5.0 5.0 5.5 -2.5 -2.5 -2.0 -2.0 -1.5 -1.5 -1.0 -1.0 -0.5 -0.5 0.0 0.0 0.5 0.5 1.0 1.0 1.5 1.5 2.0 2.0 2.5 2.5 T=-40°C T=25°C T=125°C T=-40°C Cl=100pF Rl=1M Ω Vicm=Vcc/2 Vload=Vcc/2 T=125°C T=25°C Supply Voltage (V) 01 23 4 -2.0 -2.0 -1.5 -1.0 -1.0 -0.5 0.0 0.0 0.5 1.0 1.0 1.5 2.0 2.0 Vcc=5V Vicm=Vcc/2 Cl=100pF Rl=1M Ω T=25°C T=125°C T=-40°C Time (µs) Figure 16. Negative slew rate at VCC = 5 V with CL = 100 pF Figure 17. Noise vs. frequency at VCC = 5 V 0.0 0.5 1.0 1.5 -2.0 -2.0 -1.5 -1.5 -1.0 -1.0 -0.5 -0.5 0.0 0.0 0.5 0.5 1.0 1.0 1.5 1.5 2.0 2.0 Vcc=5V Vicm=Vcc/2 Cl=100pF Rl=1M Ω T=25°C T=125°C T=-40°C Time (µs) 100 1000 10000 0 0 20 40 40 60 80 80 100 Vcc=5V T=25°C Vicm=2.5V Vicm=0.5V Frequency (Hz) Figure 18. 0.1 Hz to 10 Hz noise at VCC = 5 V Figure 19. Distortion + noise vs. frequency 02 4 6 8 10 -6 -4 -2 0 2 4 6 Vcc=5V Vicm=2.5V T=25°C Time (s) 100 1000 10000 10 -4 10 -3 10 -2 Vcc=5V Vicm=(Vcc-1)/2 Vin=3Vpp Gain=1 BW=80kHz T=25°C Rl=10k Ω Rl=100k Ω Frequency (Hz) |
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