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TDA9800T 参数 Datasheet PDF下载

TDA9800T图片预览
型号: TDA9800T
PDF下载: 下载PDF文件 查看货源
内容描述: VIF -PLL解调器和FM -PLL探测器 [VIF-PLL demodulator and FM-PLL detector]
分类和应用:
文件页数/大小: 23 页 / 181 K
品牌: PHILIPS [ NXP SEMICONDUCTORS ]
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Philips Semiconductors
Preliminary specification
VIF-PLL demodulator and FM-PLL detector
TDA9800
handbook, full pagewidth
VP = 5 V (9 V)
2fPC
VP
20
GND 18
INTERNAL
REFERENCE
VOLTAGE
TRAVELLING
WAVE
DIVIDER
TPLL
6
VCO2
17
VCO1
16
AFC
15
9 Vo AF
10 CAF
CAF
VCO
AFC
AF
AMPLIFIER
IF input
Vi VIF1 1
Vi VIF2 2
3-STAGE
IF-AMPLIFIER
FREQUENCY
DETECTOR
AND PHASE
DETECTOR
VIDEO
DEMODULATOR
VIDEO
AMPLIFIER
FM-PLL
Vi PC
CCS 4
TDA9800
sound
mute
TUNER
AGC
IF
AGC
AGC
DETECTOR
BUFFER AND
NOISE
CLIPPING
8
n.c.
13
Vo(vid)
14
Vi(vid)
11
Vi IC
Vo CVBS
2 V (p-p)
7
3
TOP
takeover
point
12
TAGC
19
CAGC
CAGC
5
MUTE
sound
MUTE
tuner AGC
output
SOUND
TRAP
1 V (p-p)
SOUND
FILTER
video and
intercarrier
MED329
Fig.1 Block diagram.
July 1994
3