TDA7469 STMicroelectronics, TDA7469 Datasheet
TDA7469
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TDA7469 Summary of contents
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... ALL FUNCTION ARE PROGRAMMABLE VIA ■ SERIAL BUS 2 DESCRIPTION The TDA7469 is a volume tone (bass and treble) pro- cessor for quality audio applications in Low voltage supply portable systems. Bass ALC (Automatic Level Control) function can be adjusted by a dedicated pin. The control of all the functions is accomplished by serial bus ...
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... TDA7469 Table 2. ABSOLUTE MAXIMUM RATINGS Symbol V Operating Supply Voltage S T Operating Ambient Temperature amb T Storage Temperature Range stg ESD Maximum ESD on PINS 11 and 12 (HBM) Figure 3. PIN CONNECTIONS (Top view) Table 3. THERMAL DATA Symbol R Thermal Resistance Junction-pins th j-pin Table 4. QUICK REFERENCE DATA ...
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... Po = 0.5mW +0.5mW Po = 0.5mW +0.5mW Max. Boost/on Max. Boost THD = 10% All gains = 0dB Output Muted BW = 20Hz to 20KHz flat 0.1V in rms 100Hz S PVS 100Hz 1.6mA O TDA7469 =2.4V, all controls flat ( Min. Typ. Max. Unit 1.8 2.4 5.0 V 1.5 2.4 5.0 V µA 40 100 µ ...
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... TDA7469 3 DATA BYTES Address = (HEX) 10001000 3.1 FUNCTION SELECTION: The first byte (subaddress) Table 6. MSB incremental bus; active incremental bus ;X = indifferent 0,1 Table 7. VOLUME MSB VOLUME : +6 x -63dB 4/ LSB SUBADDRESS VOLUME 0 1 TREBLE & BASS 1 0 INPUT & MUTE 1 1 STAND-BY & OTHERS ...
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... TDA7469 LSB D1 D0 TREBLE 0 0 12dB 0 1 8dB 1 0 4dB 1 1 0dB BASS 14dB 12dB 10dB 8dB 6dB 4dB 2dB 0dB BASS ALC ALC: VOLUME mode ALC: BASS mode ALC: fc shift ALC: fc nonshift ALC: feedback gain x2 ALC: feedback gain x 1 LSB ...
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... TDA7469 Table 10. STAND_BY & OTHERS MSB Table 11. BASS ALC1 MSB Table 12. BASS ALC2 MSB 6/ LSB D0 STAND-BY 1 ALL Circuits Stop 0 ALL Circuits Work SOFT MUTE CAPACITOR Independent Capacitor Share ALC Capacitor REFERENCE LEVEL adaptive: (VDD-0.7)/2 1.10V 0.85V 0.55V 0.45V ZEROCROSS MODE ON OFF ...
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... SCL SCL 12 C10 Jumper R6 4.7 0.1µ OUT-L OUT-R STEREO MINI JAC C11 C12 220µF 220µF OUT-L OUT-R For listering tests TDA7469 CREF 24 C22 22µF C21 0.47µF IN1-R 23 IN1-R C20 0.47µF IN2-R 22 IN2-R MUX-R 21 MUX-R TREBLE C19 10K 3 ...
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... TDA7469 Figure 5. THD+Noise vs Amplitude @V R 16Ω load THD 10 (%) 5 2 Vcc = 2.5V 1 Rload = 16ohm 0 1KHz 0.2 0.1 0.05 0.02 0.01 0.005 0.002 0.001 5m 10m 15m Pout (W) Figure 6. THD+Noise vs Amplitude @V R 16Ω load THD 10 (%) Vcc = 2.8V 0.5 Rload = 16ohm 0.2 f =1KHz 0.1 0.05 ...
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... Figure 9. TDA7469 Components Layout Figure 10. TDA7469 P.C. Board Layout (Top view) TDA7469 9/13 ...
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... TDA7469 Figure 11. TDA7469 P. C. Board (Backside view) 10/13 ...
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... Shrink Small Outline Package GAGE PLANE ddd OUTLINE AND MECHANICAL DATA SSO24 0.25mm SSO24ME 0053237 C TDA7469 DATUM PLANE H C 11/13 ...
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... TDA7469 Table 13. Revision History Date Revision July 2001 July 2004 15 December 2004 12/13 1 First Issue 2 Removed packages and new style-sheet 3 Modified value P typ. from 8 to 10mW and add. ESD in table 2 omax Description of Changes ...
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