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参数资料
| 型号： | LA7955 |
| 元件分类： | 多路复用及模拟开关 |
| 英文描述： | DUAL 3-CHANNEL, AUDIO/VIDEO SWITCH, PDIP20 |
| 封装： | 0.300 INCH, PLASTIC, DIP-20 |
| 文件页数： | 4/7页 |
| 文件大小： | 95K |
| 代理商： | LA7955 |
LA7955
No.2740-4/7
Block Diagram
1
VIDEO
IN
1
GND
VIDEO
IN
2
CONTROL
1
VIDEO
OUT
1
V
CC
VIDEO
IN
3
CONTROL
2
VIDEO
OUT
2
MUTE
IN
2
3
4
5
6
7
8
9
10
20
AUDIO
OUT
1(L)
buffer
Mute SW SW2
SW1
AUDIO
IN
1(L)
AUDIO
IN
2(L)
AUDIO
IN
3(L)
AUDIO
OUT
2(L)
AUDIO
OUT
2(R)
AUDIO
IN
3(R)
AUDIO
IN
2(R)
AUDIO
IN
1(R)
AUDIO
OUT
1(R)
19
18
17
16
15
14
13
12
11
6dB amp
buffer
Mute SW
SW2
SW1
buffer
SW2
SW1
buffer
Sample Application Circuit
+
10
μF
10
μF
+
10
μF
+
10
μF
+
10
μF
+
10
μF
+
10
μF
200
Ω
30
Ω
65k
Ω
VCC
30
Ω
VCC
30
Ω
VCC
200
Ω
65k
Ω
VCC
200
Ω
71k
Ω
VCC
200
Ω
71k
Ω
VCC
200
Ω
65k
Ω
VCC
65k
Ω
20k
Ω
VCC
20k
Ω
200
Ω
75
Ω
75
Ω
75
Ω
200
Ω
200
Ω
20
Ω
VCC
20
Ω
19.5k
Ω
VCC
GND
+
10
μF
200pF
+
10
μF
200pF
30
Ω
VCC
+
10
μF
200pF
+
22
μF
+
22
μF
VCC
+
10
μF
+
10
μF
+
10
μF
20
19
18
17
16
15
14
13
12
11
1
2
3
4
5
6
7
8
9
10
200
Ω
19.5k
Ω
200
Ω
19.5k
Ω
20k
Ω
200
Ω
VCC
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LA7956 | 制造商:Panasonic Industrial Company 功能描述:IC |
| LA7957 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Video Switch for TV/VCR Use |
| LA7958 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:For TV, VTR Audio/Video Switch |
| LA7958_11 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Audio/Video Switch |
| LA7958N-E | 制造商:ON Semiconductor 功能描述:AV SW IC - Ammo Pack 制造商:ON Semiconductor 功能描述:FNFLD / AV SW IC |
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