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TS4604 数据表(PDF) 10 Page - STMicroelectronics |
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TS4604 数据表(HTML) 10 Page - STMicroelectronics |
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10 / 31 page ![]() Characteristics of the line driver TS4604 10/31 Doc ID 17913 Rev 1 Figure 8. CMRR vs. frequency Figure 9. PSRR vs. frequency 100 1000 10000 -80 -70 -60 -50 -40 -30 -20 -10 0 G=0dB 20k 20 G=20dB ΔVic = 200mVpp Vcc = 3.3V RL ≥ 5kΩ Tamb = 25 °C Frequency (Hz) 100 1000 10000 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 G=0dB G=20dB 20k 20 Vripple = 200mVpp Vcc = 3.3V Inputs = grounded RL ≥ 5kΩ Tamb = 25 °C Frequency (Hz) Figure 10. Crosstalk vs. frequency left to right & right to left channel Figure 11. Crosstalk vs. frequency headset to line driver 100 1000 10000 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 G=0dB 20k 20 G=20dB Vcc = 3.3V Vout = 2Vrms Right to Left & Left to Right RL ≥ 5kΩ Tamb = 25 °C Frequency (Hz) 100 1000 10000 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 -10 0 HP to Line Right HP to Line Left 20k 20 Vcc = 3.3V, G=0dB RL = 16 Ω on HP Po = 50 mW on HP LD inputs grounded Tamb = 25 °C Frequency (Hz) Figure 12. Output signal spectrum Figure 13. Frequency response 100 1000 10000 -160 -150 -140 -130 -120 -110 -100 -90 -80 -70 -60 -50 -40 -30 -20 Vcc = 3.3V, G=0dB RL=10k Ω Tamb = 25 °C Frequency (Hz) 1000 10000 100000 1000000 1E7 -80 -70 -60 -50 -40 -30 -20 -10 0 10 Vcc = 3.3V, G=0dB No load Tamb = 25 °C Frequency (Hz) |
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