AN2020S データシートの表示（PDF） - Panasonic Corporation
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AN2020S Datasheet PDF : 1 Pages
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AN2020S
Dual Balanced Modulator IC
s Overview
The AN2020S is an integrated circuit which incor-
porates two balanced modulators.
It can be used for a video-frequency-band dual am-
plifier, variable gain amplifier, balanced modulator,
demodulator, etc.
s Features
• Low voltage operation:4.8V(typ.)
• Carrier suppression:–43dB(typ.)
• Dual balanced modulator
• Superimpose of DC offset to input signal available
• External adjustment of high level limitation to input
signal
Unit:mm
1
18
2
17
3
16
4
15
5
14
6
13
7
12
8
11
9
10
0.3
5.4±0.3
7.7±0.3
18-Pin PANAFLAT Package (SOP018-P-0300)
s Block Diagram
VREF
1.8V
1
VCC
OFF
VREF
4
Carrier
VCC
Input
OFF
7
2
3
Signal
Input
High
5
Level
Limit
6
13
High
14
Level
Limit
DC
Offset
DC
Offset
Multiplier
Multiplier
15
OFF VCC
12
17
16
VCC
VREF
OFF
Carrier
Input
VCC
4.8V
10
Amp.
CH1 Output
8
Amp.
9
GND
CH2 Output
11
18
GND
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