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參數資料
| 型號： | KA2986D |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | UHF RF Modulator(UHF射頻調節器) |
| 中文描述： | 超高頻射頻調制器（超高頻射頻調節器） |
| 文件頁數： | 1/7頁 |
| 文件大?。?/td> | 57K |
| 代理商： | KA2986D |
UHF RF MODULATOR
KA2986D
2
MM-97-D013
98-05-12
PRELIMINARY SPECIFICATION(VER 2)
GENERAL DESCRIPTION
The KA2986D is a monolithic intergrated circuit of small
out-line package designed for use in the UHF RF converter
for VCDP and home appliances. The video and audio
baseband signal carried by the UHF RF carrier is sent
to the tuner of TV.
FEATURES
FM audio modulation
5V supply voltage
Picture to sound ratio adjustment
Built-in mixer facilitates the RF unit design
Operates on the 400MHz to 700MHz wide band
Negative video modulation
Clipping of peak white level
BLOCK DIAGRAM
ORDERING INFORMATION
Device Package Operating Temperature
KA2986D 16-SOP-225 -20
~ +70
RF
OSCILLATOR
RF
AMPLIFIER
AUDIO
AMPLIFIER
FM
MODULATOR
RF
MIXER
VIDEO
CLAMP
WHITE
CLIP
16-SOP-225
VCCM
AUDIO
IN
1
2
2
3
4
4
5
5
P/S
6
6
7
8
8
7
AUDIO
TANK
GNDA
GNDV
REG
VIDEO
IN
IN+
9
GNDR
74
RF OUT
65
VCCR
56
OUT+
10
10
GNDO
10
11
OUT-
92
IN-
83
VOLTAGE
REGULATOR
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