TDA7273 查看數據表（PDF） - STMicroelectronics

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TDA7273

SINGLE CHIP STEREO CASSETTE PLAYBACK SYSTEM

STMicroelectronics 

TDA7273

Figure 9: Closed Loop Gain vs Frequency

(VS = 3V, RL = 32Ω) (DRIVER)

Figure 10: Output Power vs. Supply Voltage

(Vol = 2/3Vref, RL = 32Ω, THD = 10%,

f = 1KHz) (DRIVER)

Figure 11: THD vs. Output Power (Vo = 2/3Vref,

VS = 3V, RL = 32Ω, f = 1KHz)

(DRIVER)

Figure 12: THD vs. Frequency (Po = 5mW, VS =

3V RL = 32Ω) (DRIVER)

Figure 13: SVR vs. Frequency VS = 3V (RL =

32Ω, Vr = 100Vrms Rg = 600Ω,

CSVR = 100mV) (DRIVER)

Figure 14: Volume Control (0dB = 10mW,

VS = 3V Rvol = 50KΩ, RL = 32Ω,

f = 1KHz) vs. Volume Setting (DRIVER)

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