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參數(shù)資料
| 型號： | BA7780 |
| 廠商： | Rohm CO.,LTD. |
| 英文描述： | Stereo zoom microphone amplifier for camcorders |
| 中文描述： | 立體聲變焦攝像機麥克風放大器 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大小： | 144K |
| 代理商： | BA7780 |
3
Video ICs
BA7780KV
Pin descriptions
Pin No.
1
RIPL
1.65
50k
2
1.65
100k
3
1.65
75k
4
2.5
C
5
1.65
75k
6
—
25k
7
1.65
EF (P - P)
8
1.65
100k
9
1.65
EF (P - P)
10
1.65
EF (P - P)
11
1.65
B
12
1.65
EF (P - P)
13
1.65
EF (P - P)
14
1.65
100k
15
1.65
EF (P - P)
16
2.3
C
17
1.65
C (P - P)
18
1.65
EF (P - P)
19
—
10k
20
—
C
21
—
B
22
—
B
23
V
CC
3.3
—
24
4.75
—
25
4.5
C
26
—
50k
27
—
B
28
—
B
29
—
B
30
—
B
31
—
C
32
1.65
EF (P - P)
33
2.3
C
34
1.65
EF (P - P)
35
1.65
100k
36
1.65
EF (P - P)
37
1.65
EF (P - P)
38
1.65
B
39
1.65
EF (P - P)
40
1.65
EF (P - P)
41
1.65
100k
42
1.65
EF (P - P)
SUB IN R
INT IN R
VREG R
EXT IN R
MODE 6
OUT AMP IN R
PRE OUT R
INV OUT R
GC OUT R
MTX IN R
MTX OUT R
BL OUT R
HPF IN R
BIAS R
EXTC R
OUT R
BIAS SUB
HPF CONT
IN MONI
Z BC
Z AC
EX V
CC
EX V
CC
OUT
GAIN CONT
Z POINT
Z SENSE
Z A
Z B
MIC MONO
OUT L
EXTC L
BIAS L
HPF IN L
BL OUT L
MTX OUT L
MTX IN L
GC OUT L
INV OUT L
OUT AMP IN L
PRE OUT L
For bias ripple filter capacitor
Sub microphone input
Internal microphone input
Regulator output
External microphone input
Mode control 6 input
Preamplifier output
Out amplifier input
Inverter output
Gain control amplifier output
Matrix amplifier input
Matrix amplifier output
Zoom balance circuit output
HPF input
Bias output
For connection of out amplifier output inhibit capacitor
Signal output
Sub bias output
HFP control input
Input switch decision signal output
For connection of noise cutting capacitor for zoom control signal
For connection of noise cutting capacitor for zoom control signal
V
CC
Current limiter V
CC
Current limiter output
Gain control amplifier switch input
Cross-point variation input for zoom balance circuit
Sensitivity variation input for zoom balance circuit
Zoom control input
Zoom control input
External microphone monaural decision signal output
Signal output
For connection of out amplifier output inhibit capacitor
Bias output
HPF input
Zoom balance circuit output
Matrix amplifier output
Matrix amplifier input
Gain control amplifier output
Inverter output
Out amplifier input
Preamplifier output
Pin voltage (V)
Format
Function
Pin name
相關PDF資料 |
PDF描述 |
|---|---|
| BA7781 | Stereo microphone amplifier for camcorders |
| BA7795 | VCR standard audio signal processor |
| BA7797 | VCR standard audio signal processor |
| BA783S | Bandswitching Diodes |
| BA782S | Bandswitching Diodes(開關二極管) |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| BA7780KV | 制造商:ROHM 制造商全稱:Rohm 功能描述:Stereo zoom microphone amplifier for camcorders |
| BA7781 | 制造商:ROHM 制造商全稱:Rohm 功能描述:Stereo microphone amplifier for camcorders |
| BA7781K | 制造商:ROHM 制造商全稱:Rohm 功能描述:Stereo microphone amplifier for camcorders |
| BA7785 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| BA7785FS | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Triple Audio Amplifier |
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