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TDA7564B Datasheet(PDF) 5 Page - STMicroelectronics

Part No. TDA7564B
Description  4 x 50W multifunction quad power amplifier with built-in diagnostics features
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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TDA7564B Datasheet(HTML) 5 Page - STMicroelectronics

 
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TDA7564B
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List of figures
Figure 1.
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 2.
Application circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 3.
Flexiwatt25 pins connection diagram (top of view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Figure 4.
PowerSO36 (slug-up) pins connection diagram (top of view). . . . . . . . . . . . . . . . . . . . . . . . 7
Figure 5.
Quiescent current vs. supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 6.
Output power vs. supply voltage (4W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 7.
Output power vs. supply voltage (2W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 8.
Distortion vs. output power (4W, STD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 9.
Distortion vs. output power (4
Ω, HI-EFF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 10.
Distortion vs. output power (2
Ω, STD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 11.
Distortion vs. frequency (4W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 12.
Distortion vs. frequency (2W) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 13.
Crosstalk vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 14.
Supply voltage rejection vs. freq. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Figure 15.
Power dissipation and efficiency vs. output power (4W, STD, SINE) . . . . . . . . . . . . . . . . . 13
Figure 16.
Power dissipation and efficiency vs. output power (4
Ω, HI-EFF, SINE) . . . . . . . . . . . . . . . 13
Figure 17.
Power dissipation vs. average output power (audio program simulation, 4W) . . . . . . . . . . 13
Figure 18.
Power dissipation vs. average output power (audio program simulation, 2W) . . . . . . . . . . 13
Figure 19.
Turn - on diagnostic: working principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Figure 20.
SVR and output behavior (case 1: without turn-on diagnostic). . . . . . . . . . . . . . . . . . . . . . 14
Figure 21.
SVR and output pin behavior (case 2: with turn-on diagnostic) . . . . . . . . . . . . . . . . . . . . . 15
Figure 22.
Short circuit detection thresholds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure 23.
Load detection thresholds - high gain setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure 24.
Load detection threshold - low gain setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure 25.
Restart timing without diagnostic enable (permanent) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Figure 26.
Restart timing with diagnostic enable (permanent). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Figure 27.
Current detection high: load impedance |Z| vs. output peak voltage . . . . . . . . . . . . . . . . . 18
Figure 28.
Current detection low: load impedance |Z| vs. output peak voltage . . . . . . . . . . . . . . . . . . 18
Figure 29.
Thermal foldback diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 30.
Data validity on the I2C Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 31.
Timing diagram on the I2C Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 32.
Acknowledge on the I2C Bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 33.
Flexiwatt25 (horizontal) mechanical data and package dimensions. . . . . . . . . . . . . . . . . . 30
Figure 34.
Flexiwatt25 (vertical) mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . 31
Figure 35.
PowerSO36 (slug up) mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . 32


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