参数资料
型号: YMU757B-QZ
元件分类: 音频合成
英文描述: TONE/MUSIC SYNTHESIZER, PQCC20
封装: LEAD FREE, QFN-20
文件页数: 40/43页
文件大小: 990K
代理商: YMU757B-QZ
YMU757B
-6-
Pin description
No.
Pin
I/O
Function
1
SYNC
I
Serial I/F synchronous signal input
2
SCLK
Ish
Serial I/F bit clock input
3
AVSS
-
Analog ground
4
VREF
A
Analog reference voltage terminal
Connect 0.1F capacitor between this terminal and the analog ground
terminal.
5
HPOUT
AO
Analog output terminal for ear phone
6
EQ1
AO
Equalizer terminal 1
7
EQ2
AI
Equalizer terminal 2
8
EQ3
AO
Equalizer terminal 3
9
AVDD
-
Analog power supply (+3.0V)
Connect 0.1F and 4.7F capacitors between this terminal and the analog
ground terminal
10
SPVSS
-
Analog ground exclusively used for speaker
11
SPOUT1
AO
Speaker output terminal 1
12
SPOUT2
AO
Speaker output terminal 2
13
DVSS
-
Digital ground
14
DVDD
-
Digital power supply
(+3.0V)
Connect 0.1F and 4.7F capacitors between this terminal and the digital
ground terminal.
15
/IRQ
O
Interrupt signal output
16
/TESTI
I
LSI test input terminal (Always connect with DVDD.)
17
/RST
I
Hardware reset terminal
18
TESTO
O
LSI TEST output terminal (disconnected)
19
CLK_I
Ish
Clock input terminal
20
SDIN
I
Serial I/F data input
Note : Ish = Schmitt input terminal AI = Analog input terminal A0 = Analog output terminal
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