mm1454 Mitsumi Electronics, Corp., mm1454 Datasheet
mm1454
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mm1454 Summary of contents
Page 1
... Pro Logic sound. * Dolby and Dolby Surround are registered trademarks of Dolby Laboratory Licensing Corporation. * The Q Surround virtual processor (MM1454) was developed by Mitsumi Electric, and has not received the certification or authorization of Dolby Laboratory. Mitsumi Electric has no business ties or other relationship with Dolby Laboratory. * Features 1 ...
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... PSRRqx SG3 : 100mVrms, 100Hz SW1 : B TP1, TP2 SG3 : 100mVrms, 100Hz SW1 : B PSRRby Vbyp=0V SG1 : 0.75Vrms, 1kHz SW2 : B Ct1 * 8 Vbyp=0V SG2 : 0.75Vrms, 1kHz SW3 : B Ct2 * 9 Vbyp=0V Q Surround Processor MM1454 Unit ° =9V, Ta=25°C, Vbyp=5V, SW1,2, Min. Typ. Max. Unit 16 TP1 8.5 9.5 TP2 4 ...
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... The mute signal for turning off the power amp power supply is output to Pin 4. On this IC recommended that the pop noise generated during power supply fall be muted by turning off the power amp connected to the final stage of MM1454 before turning off the IC power supply. * ...
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... Resistor Tolerance ± Capacitor Tolerance ± The mute signal which switches off the power supply of a power amplifier that is connected with MM1454 * appears in the 4 terminal. (NOTE 7) 4 The pop noise which occurs in a moment of the power supply switching on is reduced by connecting the * capacitor (10uF) between 2PIN and GND ...
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... 0 OUT 0.01 10 0.01 6. Input voltage (1) - Power supply voltage (QSrround) and IN 1.2 1 0.8 0.6 0.4 0 See Electrical Characteristics Note Surround Processor MM1454 ) (QSrround) IN f=1kHz, R =0Vrms OUT OUT 0 Input Voltage ( Vrms ) Power supply voltage V CC ...