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參數(shù)資料
| 型號： | BA7180 |
| 廠商： | Rohm CO.,LTD. |
| 英文描述： | 2-channel PRE / REC amplifier with auto-tracking interface |
| 中文描述： | 2通道前/承包放大器具有自動跟蹤接口 |
| 文件頁數(shù)： | 9/12頁 |
| 文件大?。?/td> | 148K |
| 代理商： | BA7180 |
9
Video ICs
BA7180AS / BA7180AFS
Circuit operation
Control system logic table
(1) DFF IN (pin 1)
Playback input selection (head switching)
Control pin
Control voltage
V
CTRL1
[V]
H
3.5 ~ V
CC
L
0.0 ~ 1.2
DFF IN
Function
Selected playback input
Channel 1 (PRE IN1)
Channel 2 (PRE IN2)
(2) H SYNC IN (BA7180AS: pin 17, BA7180AFS: pin 15)
Controls recording AGC detector block operation.
Control pin
H
ON
L
OFF
2.7 ~ V
CC
0.0 ~ 1.2
Function
AGC detector
H SYNC
Control voltage
V
CTRL1
[V]
(3) PB / EE / REC CTRL (BA7180AS: pin 11, BA7180AFS: pin 10)
Playback / recording mute / recording mode switching
Control pin
Mode
H
PB
ON
ON
OFF
OFF
M
OFF
OFF
ON
ON
L
REC
OFF
OFF
OFF
ON
PB / EE / REC
3.8 ~ V
CC
2.2 ~ 2.8
0.0 ~ 1.2
Function
PRE AMP
AT ENVE
REC MUTE
REC AMP
REC MUTE
· The PB / EE / REC CTRL pin is pulled up to V
CC
via a 33k
resistor.
Control voltage
V
CTRL1
[V]
Operation notes
N.C. pins can be connected to GND.
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| BA7180AFS | 制造商:ROHM 制造商全稱:Rohm 功能描述:2-channel PRE / REC amplifier with auto-tracking interface |
| BA7180AS | 制造商:ROHM 制造商全稱:Rohm 功能描述:2-channel PRE / REC amplifier with auto-tracking interface |
| BA7180AS/AFS | 制造商:ROHM 制造商全稱:Rohm 功能描述:Video LSIs |
| BA7181 | 制造商:ROHM 制造商全稱:Rohm 功能描述:2-channel PRE / REC amplifier with auto-tracking interface |
| BA7181FS | 制造商:ROHM 制造商全稱:Rohm 功能描述:2-channel PRE / REC amplifier with auto-tracking interface |
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