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參數(shù)資料
| 型號(hào)： | BH7634AS |
| 廠商： | Rohm CO.,LTD. |
| 英文描述： | Audio / video switch for CANAL - Plus decoder |
| 中文描述： | 音頻/視頻開關(guān)的運(yùn)河- Plus解碼器 |
| 文件頁(yè)數(shù)： | 4/12頁(yè) |
| 文件大小： | 245K |
| 代理商： | BH7634AS |
4
Multimedia ICs
BH7634AS
Pin descriptions and input output equivalent circuits
50
μ
A
1k
50
μ
A
1k
50k
DRVGND
GND
DRVV
CC
V
CC
50k
6V
12V
Three voltages are output
via I
2
C BUS control: 11.8V,
5.9V, 0.2V.
8
FSCOUT
—
—
Pin No.
1
3
5
24
VDECIN
VTUNIN
VEXTIN
VVTRIN
2
6
DRVGND
GND
4
19
DRVV
CC
V
CC
7
9
11
18
ADECIN
AEXTIN
ATUNIN
AVTRIN
—
1.6V
—
—
0V
—
—
12V
—
5.3V
IN
OUT
Pin name
Typ.
voltage
I / O equivalent circuits
Pin description
Video signal input
For composite video signal
input (sink chip clamp input).
Ground
DRVGND is the driver
ground. GND is the ground
for the circuit itself. GND and
DRVGND are not connected
internally.
Power supply
DRVV
CC
is the driver
power supply. V
CC
is the
power supply for the circuit
itself. V
CC
and DRVV
CC
are not connected internally.
Audio signal input
For audio signal input.
Input impedance is 50k.
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