NJM2542
VIF/SIF Demodulator
DESCRIPTION
The NJM2542 is a VIF/SIF demodulator especially designed for TV
and VCR based on the NTSC system.
FM-PLL(Phase Locked Loop) detector reduces the number of pins
and external parts, for efficient use of set space.
FEATURES
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Operating Voltage 5V
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Alignment-free Automatic Frequency Tuning
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Alignment-free FM-PLL Demodulator
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Intercarrier type
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Bipolar Technology
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Package Outline: SSOP20
NJM2542V
PACKAGE OUTLINE
BLOCK DIAGRAM
AGCFLT1
AFTOUT
RFAGC
ADJ
RFAGC
OUT
20
19
18
17
16
15
14
13
12
11
AGC
AFT
IFAMP
SVCO
APC
EQAMP
DET
AFAMP
FMDET
LIM
VCO
1
EQOUT
2
APCFLT
3
EQIN
4
V+
5
VCOL1
6
VCOL2
7
VREF
8
VDETOUT
9
AGCFLT2
10
LIMIN
AFOUT
AFNFB
IFIN2
IFIN1
GND
EQ
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