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TS2007FC 数据表(PDF) 17 Page - STMicroelectronics |
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TS2007FC 数据表(HTML) 17 Page - STMicroelectronics |
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17 / 28 page ![]() TS2007FC Electrical characteristics 17/28 Figure 28. THD+N vs. frequency Figure 29. PSRR vs. frequency 100 1000 10000 0.01 0.1 1 10 Po=125mW Po=250mW Frequency (Hz) Vcc = 2.7V RL = 8 Ω + 15μH G = +6dB BW < 30kHz T AMB = 25 °C 100 1000 10000 -80 -70 -60 -50 -40 -30 -20 -10 0 Frequency (Hz) Inputs grounded Vcc = 5V, 4.2V, 3.6V, 3V, 2.7V Vripple = 200mVpp C IN = 1 μF RL = ≥ 4Ω + ≥ 15μH T AMB = 25 °C G=+12dB G=+6dB Figure 30. PSRR vs. common mode input voltage Figure 31. PSRR vs. common mode input voltage 012 3 4 5 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 Vcc=2.7V Vcc=3V Vcc=3.6V Vcc=4.2V Vripple = 200mVpp G = +6dB F = 217Hz RL = ≥ 4Ω + ≥ 15μH T AMB = 25 °C Vcc=5V Common Mode Input Voltage (V) 0 1 23 45 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 Vripple = 200mVpp G = +12dB F = 217Hz RL = ≥ 4Ω + ≥ 15μH T AMB = 25 °C Vcc=2.7V Vcc=3V Vcc=3.6V Vcc=4.2V Vcc=5V Common Mode Input Voltage (V) Figure 32. CMRR vs. frequency Figure 33. CMRR vs. common mode input voltage 100 1000 10000 -80 -70 -60 -50 -40 -30 -20 -10 0 Frequency (dB) ΔVicm = 200mVpp G = +6dB, +12dB Cin = 4.7 μF RL = ≥ 4Ω + ≥ 15μH Tamb = 25 °C Vcc=5V, 4.2V, 3.6V, 3V, 2.7V 0 1 23 45 -80 -70 -60 -50 -40 -30 -20 -10 0 Vcc=2.7V Vcc=3V Vcc=3.6V Vcc=4.2V ΔVic = 200mVpp G = +6dB F = 217Hz RL = ≥ 4Ω + ≥15μH T AMB = 25 °C Vcc=5V Common Mode Input Voltage (V) |
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