(Hong Kong)
Product Summary
The YMU757B is a high quality melody LSI for cellular phone handsets, supporting the data format for various applications including ringing and holding melody sounds. The built-in Yamahas original FM synthesizer can create various timbres, and its built-in sequencer can produce up to 4 different sounds with 4 different timbres simultaneously without placing a load to the controller.
Parametrics
YMU757B absolute maximum ratings: (1)Power supply voltage (analog) AVDD: -0.3 to 4.2 V; (2)Power supply voltage (digital) DVDD: -0.3 to 4.2 V; (3)Analog input voltage VINA: -0.3 to AVDD+0.3 V; (4)Digital input voltage VIND: -0.3 to DVDD+0.3 V; (5)Operating temperature TOP: -20 to 85℃; (6)Storage temperature Tstg: -50 to 125℃.
Features
YMU757B features: (1)Built-in sequencer; (2)Capable of producing up to 4 different sounds simultaneously (4 independent timbres available); (3)Built-in circuit for sound quality correcting equalizer; (4)Built-in serial interface; (5)2.688, 8.4, 12.6, 14.4, 19.2, 19.68, 19.8 and 27.82 MHz serial clock inputs support; (6)And support the mode which set to optional frequency from 2.685MHz to 27.853MHz at 55.93kHz intervals; (7)Analog output for ear phone; (8)Power down mode; (9)Power supply voltage (Digital and Analog): 3.0V±10 %; (10)20-pin QFN.
Diagrams
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 YMU757B |
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| Image | Part No | Mfg | Description | |
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YMU757B |
Other |
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Negotiable |
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YMU759 |
Other |
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Negotiable |
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YMU759B |
Other |
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Negotiable |
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YMU762 |
Other |
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Negotiable |
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