TDA7318D STMicroelectronics, TDA7318D Datasheet
TDA7318D
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TDA7318D Summary of contents
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... Selectable input gain is provided. Control is accom- plished by serial I The AC signal setting is obtained by resistor networks and switches combined with operational amplifiers. Thanks to the used BIPOLAR/CMOS Tecnology, Low Distortion, Low Noise and Low DC stepping are obtained. TDA7318 DIP28 SO28 ORDERING NUMBERS: TDA7318 TDA7318D 2 C bus microprocessor interface. 1/14 ...
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TDA7318 TEST CIRCUIT THERMAL DATA Symbol R Thermal Resistance Junction-pins th j-pins ABSOLUTE MAXIMUM RATINGS Symbol V Operating Supply Voltage S T Operating Ambient Temperature amb T Storage Temperature Range stg QUICK REFERENCE DATA Symbol V Supply Voltage S V ...
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BLOCK DIAGRAM TDA7318 3/14 ...
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TDA7318 ELECTRICAL CHARACTERISTICS (refer to the test circuit 600 , all controls flat ( 1KHz unless otherwise specified) G Symbol Parameter SUPPLY V Supply Voltage S I Supply Current S SVR Ripple Rejection ...
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ELECTRICAL CHARACTERISTICS (continued) Symbol Parameter AUDIO OUTPUTS V Clipping Level OCL R Output Load Resistance L C Output Load Capacitance L R Output resistance OUT V DC Voltage Level OUT GENERAL e Output Noise NO S/N Signal to Noise Ratio ...
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TDA7318 Figure 3: Distortion & Noise vs. Frequency Figure 5: Distortion vs. Load Resistance Figure 7: Input Separation (L1 Frequency 6/14 Figure 4: Distortion & Noise vs. Frequency Figure 6: Channel Separation (L L2, L3, L4) vs. Figure 8: Supply ...
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Figure 9: Output Clipping Level vs. Supply Voltage Figure 11: Supply Current vs. Temperature Figure 13: Typical Tone Response (with the ext. components indicated in the test circuit) Figure 10: Quiescent Current vs. Supply Voltage Figure 12: Bass Resistance vs. ...
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TDA7318 BUS INTERFACE Data transmission from microprocessor to the TDA7318 and viceversa takes place thru the 2 2 wires I C BUS interface, consisting of the two lines SDA and SCL (pull-up resistors to positive supply voltage ...
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SOFTWARE SPECIFICATION Interface Protocol The interface protocol comprises: A start condition (s) A chip address byte, containing the TDA7318 TDA7318 ADDRESS MSB first byte ACK = Acknowledge S = Start P = ...
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TDA7318 SOFTWARE SPECIFICATION (continued) DATA BYTES (detailed description) Volume MSB For example a volume of -45dB is given by ...
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Audio Switch MSB For example to select the stereo 2 input with a gain of +12.5dB the 8bit string is Bass and Treble ...
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TDA7318 mm DIM. MIN. TYP. MAX. A 2.65 a1 0.1 0.3 0.004 b 0.35 0.49 0.014 b1 0.23 0.32 0.009 C 0 (typ.) D 17.7 18.1 0.697 E 10 10.65 0.394 e 1.27 e3 16.51 F 7.4 7.6 ...
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DIM. MIN. TYP. MAX. MIN. a1 0.63 b 0.45 b1 0.23 0.31 0.009 b2 1.27 D 37.34 E 15.2 16.68 0.598 e 2.54 e3 33.02 F 14.1 I 4.445 L 3.3 inch MECHANICAL DATA TYP. MAX. 0.025 0.018 0.012 ...
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... This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. © 1999 STMicroelectronics – Printed in Italy – All Rights Reserved ...