參數(shù)資料
型號(hào)： YSS944-VZ
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PQFP144
封裝： LEAD FREE, PLASTIC, LQFP-144
文件頁(yè)數(shù)： 35/36頁(yè)
文件大?。?/td> 831K
代理商： YSS944-VZ
YSS944/943/940
8
Type
Pin
No.
Pin Name
I/O
Note 1)
Function
It inputs a 64 fs bit clock.
30
SDIWCK
I
This is the word clock pin for the audio interface’s input side.
26
SDI3
I
This is the audio interface’s serial data input pin 3.
If this pin is not used, connect it to a ground.
27
SDI2
I
This is the audio interface’s serial data input pin 2.
If this pin is not used, connect it to a ground.
28
SDI1
I
This is the audio interface’s serial data input pin 1.
If this pin is not used, connect it to a ground.
29
SDI0
I
This is the audio interface’s serial data input pin 0.
Connect digital audio data (various streams or PCM) via IEC60958 to
this pin.
38
SDOMCK
Ot
This is the master clock output pin for the audio interface’s output
side.
It outputs the master clock to DIT, DAC, etc.
The highest clock frequency that can be output is 25 MHz.
34
SDOBCK
Is/O
This is the bit clock I/O pin for the audio interface’s output side.
It inputs or outputs a 64 fs bit clock.
37
SDOWCK
I/O
This is the word clock pin for the audio interface’s output side.
44
SDO3
O
This is the audio interface’s serial data output pin 3.
43
SDO2
O
This is the audio interface’s serial data output pin 2.
40
SDO1
O
This is the audio interface’s serial data output pin 1.
Audio interface
39
SDO0
O
This is the audio interface’s serial data output pin 0.
112
MEMA18
58
MEMA17
73
MEMA16
72
MEMA15
74
MEMA14
59
MEMA13
75
MEMA12
67
MEMA11
110
MEMA10
66
MEMA9
65
MEMA8
76
MEMA7
81
MEMA6
82
MEMA5
83
MEMA4
84
MEMA3
90
MEMA2
91
MEMA1
92
MEMA0
O
These are external memory address output pins 18 to 0.
If external memory is not used, these pins should be left unconnected.
104
MEMD7
103
MEMD6
102
MEMD5
101
MEMD4
99
MEMD3
98
MEMD2
97
MEMD1
96
MEMD0
I/O
These are external memory data I/O pins 7 to 0.
If external memory is not used, these pins should be left unconnected.
109
nMEMCE
O
This is the external memory chip select output pin.
If external memory is not used, this pin should be left unconnected.
111
nMEMOE
O
This is the external memory output enable output pin.
If external memory is not used, this pin should be left unconnected.
External memory
interface
68
nMEMWE
O
This is the external memory write enable output pin.
If external memory is not used, this pin should be left unconnected.
Status ports
134
nINT
O
This is the interrupt request output pin.
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