YMU759 データシートの表示（PDF） - Yamaha Corporation

部品番号

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YMU759

Synthesis LSI for Portable Telephone

Yamaha Corporation 

YMU759

DAC

Converts digital signal from FM and ADPCM section to analog voice signal with resolution of 16 bits.

Headphone output

This section supports stereophonic analog output for the headphone. Monaural output is available by changing

the setting. And built in volume adjust output level.

EQ amplifier

This section is used to set the response of filter or the gain by externally connecting a resistor and capacitor.

Speaker amplifier

A speaker amplifier is built in this device, which maximum output is 550 mW at AVDD=3.6 V.

Built in volume adjust output level in front of amplifier.

Low ripple is provided.

Clock generate

This block makes a necessary clock by increasing 2 to 20 MHz clock inputted through CLK1 terminal using the

built-in PLL.

The clock generated in this section is supplied to the inside of digital circuit.

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