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參數(shù)資料
| 型號： | BA7725 |
| 廠商： | Rohm CO.,LTD. |
| 英文描述： | Analog compander for KARAOKE echo systems |
| 中文描述： | 卡拉OK擴展器模擬回聲系統(tǒng) |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 94K |
| 代理商： | BA7725 |
3
Multimedia ICs
BA7725S / BA7725FS
Pin descriptions
Pin No.
Pin name
Function
BA7725S
BA7725FS
1
1
LINE OUT
Line output
2
2
LINE IN
Line input
3
—
—
—
N.C.
4
3
ECHO LEV CTRL
Microphone turns off when voltage drops below 1V.
Set echo signal damping ratio between 2-9V (Vcc = 9.0V).
5
4
GND
Ground
6
5
LOOP GAIN CTRL
Setting the loop damping ratio. Set between
2-9V (Vcc = 9.0V).
7
6
EXP DET
Expand detection
8
7
EXP DET CT
9
8
EXP BF OUT
LPF BF output (expansion)
10
9
EXP BF IN
LPF BF input (expansion)
11
10
DLY BF OUT
Echo signal input BF output
12
11
DLY BF IN
Echo signal input BF input
13
12
CMP BF OUT
LPF BF output (compression)
14
13
CMP BF IN
LPF BF input (compression)
15
14
CMP OUT
Compression output
16
15
CMP DET CT
17
16
CMP DET
Compression detection
18
17
RIPPLE FITER
Attached ripple rejection capacitor
19
18
20
—
N.C.
21
19
MIC AMP OUT
Microphone amplifier output
22
20
MIC AMP IN
Microphone amplifier input
Setting expand attack / recovery time
Attack (R) = 5.6k
, recovery (R) = 85.6k
Setting the compression attack / recovery time
Attack (R) = 5.6k
, recovery (R) = 85.6k
V
CC
V
CC
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| BA7725FS | 制造商:ROHM 制造商全稱:Rohm 功能描述:Analog compander for KARAOKE echo systems |
| BA7725S | 制造商:ROHM 制造商全稱:Rohm 功能描述:Analog compander for KARAOKE echo systems |
| BA7725S/FS | 制造商:ROHM 制造商全稱:Rohm 功能描述:Multimedia LSIs |
| BA7726 | 制造商:ROHM 制造商全稱:Rohm 功能描述:Analog compander with vocal fader for KARAOKE |
| BA7726AFS | 制造商:ROHM 制造商全稱:Rohm 功能描述:Analog compander with vocal fader for KARAOKE |
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