YSS950 Ver la hoja de datos (PDF) - Yamaha Corporation

Número de pieza

componentes Descripción

Fabricante

YSS950

Digital Audio Processor

Yamaha Corporation 

YSS950

Type

Power supply

Pin Pin Name I/O

Function

No.

Note 1)

26 VDD33 −

Digital power supply for pin block (Typ. 3.3 V)

39

55

9 VDD12 −

24

Digital power supply for Core block (Typ. 1.2 V)

25

40

41

56

57

62 PAVDD −

64

Power supply for PLL analog block (Typ. 1.2 V)

Insert a 0.1 µF capacitor between the PAVDD and PAVSS pins.

3 PDVDD −

Power supply for PLL digital block (Typ. 1.2 V)

Insert a 0.1 µF capacitor between the PDVDD and PDVSS pins.

4 VSS

16

−

Digital ground

17

32

33

48

49

61

1 PAVSS −

63

PLL analog ground

Insert a 0.1 µF capacitor between the PAVDD and PAVSS pins.

2 PDVSS −

PLL digital ground

Insert a 0.1 µF capacitor between the PDVDD and PDVSS pins.

Note 1)

• I:

• Is:

• I+:

• O:

• Ot:

I/O symbols

Input

Schmitt trigger input

Built in pull-up circuit (*)

Output

3-state output

* Built in pull-up circuit cannot be used for Hi-level output of the LSI, because of this ability is only keep Hi-level for input pin

when it is open.

Note 2) Example of circuit connected to crystal oscillator

XI

XO

12.288 MHz

* The above resistor and capacitor values vary depending on a crystal oscillator. Be sure to meet the

specifications for the crystal oscillator to be used.

8

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