YSS944 Datasheet, PDF (5/34 Pages) YAMAHA CORPORATION – ADAMB Advanced Digital Audio Multi channel decode processor

YSS944/943/940
„ Pin Functions
Type
Pin
No.
Power supply
9
33
45
60
85
100
121
136
5
6
15
22
23
36
50
51
63
64
70
71
79
80
88
89
95
107
108
119
120
127
128
137
138
142
143
144
4
7
8
14
20
21
35
41
42
48
49
Pin Name
VDD1
I/O
Function
Note 1)
- Power supply pins for pin block (Typ. 3.3 V).
VDD2
- Power supply pins for core block (Typ. 1.2 V).
AVDDR
- Power supply pin 1 for PLL analog block (Typ. 3.3 V).
Be sure to insert a 0.1 µF capacitor between the AVDDR and AVSSR
pins.
AHVDD
- Power supply pin 2 for PLL analog block (Typ. 3.3 V).
Be sure to insert a 0.1 µF capacitor between the AHVDD and AHVSS
pins.
AHVDDG - Power supply pin 3 for PLL analog block (Typ. 3.3 V).
Be sure to insert a 0.1 µF capacitor between the AHVDDG and
AHVSSG pins.
DVDD
- Power supply pin for PLL digital block (Typ. 1.2 V).
Be sure to insert a 0.1 µF capacitor between the DVDD and DVSS
pins.
VSS
- Ground pins
5