参数资料
型号: YMU757
元件分类: 音频合成
英文描述: TONE/MUSIC SYNTHESIZER, PDSO20
封装: TSSOP-20
文件页数: 39/42页
文件大小: 701K
代理商: YMU757
YMU757
#
-
6-
Pin description
No.
Pin
I/O
Function
1
DVDD
-
Digital power supply
(+3.0V)
Connect 0.1F and 4.7F capacitors between this terminal and the
digital ground terminal.
2
SDIN
I
Serial I/F data input
3
SYNC
I
Serial I/F synchronous signal input
4
SCLK
Ish
Serial I/F bit clock input
5
AVSS
-
Analog ground
6
VREF
A
Analog reference voltage terminal
Connect 0.1
F capacitor between this
terminal and the analog
ground terminal.
7
HPOUT
AO
Analog output terminal for ear phone
8
EQ1
AO
Equalizer terminal 1
9
EQ2
AI
Equalizer terminal 2
10
EQ3
AO
Equalizer terminal 3
11
AVDD
-
Analog power supply (+3.0V)
Connect 0.1
F and 4.7F capacitors between this terminal and the analog
ground terminal
12
SPOUT1
A0
Speaker output terminal 1
13
SPOUT2
AO
Speaker output terminal 2
14
SPVSS
-
Analog ground exclusively used for speaker
15
DVSS
-
Digital ground
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
/IRQ
O
Interrupt signal output
20
CLK_I
Ish
Clock input terminal (8 types of frequency are supported.)
Note : Ish = Schm ittinputterminal A I= Analog inputterminal A 0 = Analog outputterminal
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