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TS4604 数据表(PDF) 12 Page - STMicroelectronics |
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TS4604 数据表(HTML) 12 Page - STMicroelectronics |
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12 / 31 page ![]() Characteristics of the headset driver TS4604 12/31 Doc ID 17913 Rev 1 Figure 18. Output power vs. power supply (RL = 32 Ω, G = 0 dB) Figure 19. Output power vs. power supply (RL = 32 Ω, G = 20 dB) 3.0 3.1 3.2 3.33.4 3.5 3.6 3.7 3.83.9 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 0 20 40 60 80 100 120 140 160 180 THD+N=1% THD+N=10% RL = 32 Ω, F=1kHz G=0dB, 0° & 180° BW<30kHz, Ta=25 C Headset Driver Power Supply Voltage Vcc (V) 3.0 3.1 3.2 3.33.4 3.5 3.6 3.7 3.83.9 4.0 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 0 20 40 60 80 100 120 140 160 180 THD+N=1% THD+N=10% RL = 32 Ω, F=1kHz G=20dB, 0° & 180° BW<30kHz, Ta=25 C Headset Driver Power Supply Voltage Vcc (V) Figure 20. THD+N vs. output power (RL = 16 Ω, G = 20 dB, VCC = 3.0 V inputs in-phase) Figure 21. THD+N vs. output power (RL = 16 Ω, G = 0 dB, VCC = 3.0 V inputs in-phase) 0.1 1 10 100 1E-3 0.01 0.1 1 10 F=80Hz F=1kHz F=8kHz RL = 16 Ω Vcc = 3.0V, G = 20dB Inputs = 0 ° BW < 30kHz, Tamb = 25 °C Output Power (mW) 0.1 1 10 100 1E-3 0.01 0.1 1 10 F=80Hz F=1kHz F=8kHz RL = 16 Ω Vcc = 3.0V, G = 0dB Inputs = 0 ° BW < 30kHz, Tamb = 25 °C Output Power (mW) Figure 22. THD+N vs. output power (RL = 16 Ω, G = 0 dB, VCC = 3.3 V inputs out-of-phase) Figure 23. THD+N vs. output power (RL = 16 Ω, G = 20 dB, VCC = 3.3 V inputs in-phase) 0.1 1 10 100 1E-3 0.01 0.1 1 10 F=80Hz F=1kHz F=8kHz RL = 16 Ω Vcc = 3.0V, G = 0dB Inputs = 180 ° BW < 30kHz, Tamb = 25 °C Output Power (mW) 0.1 1 10 100 1E-3 0.01 0.1 1 10 F=80Hz F=1kHz F=8kHz RL = 16 Ω Vcc = 3.3V, G = 20dB Inputs = 0 ° BW < 30kHz, Tamb = 25 °C Output Power (mW) |
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