NJM2581
DUAL SUPPLY WIDE BAND 3ch VIDEO AMPLIFIER
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GENERAL DESCRIPTION
The
NJM2581
is a dual supply voltage wide band 3ch
video amplifier. It is suitable for Y, Pb, and Pr signal because
frequency range is 50MHz.
The
NJM2581
is suitable for Set Top Box, AV amplifier,
and other high quality AV systems.
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PACKAGE OUTLINE
NJM2581D
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FEATURES
q
Operating Voltage
±4.5 to ±5.5V
q
Wide frequency range
50MHz at 0dB typ.
q
Internal 6dB Amplifier
q
Internal 75ΩDriver Circuit (2-system drive)
q
Power Save Circuit
q
Bipolar Technology
q
Package Outline
DIP14, DMP14
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BLOCK DIAGRAM
NJM2581M
VIN1
1
6dB
AMP
75
Ω
Driver
14
V
+
1
BIAS
VEE1
2
13
VOUT1
VIN2
3
6dB
AMP
75
Ω
Driver
12
V
+
2
BIAS
VEE2
4
11
VOUT2
VIN3
5
6dB
AMP
75
Ω
Driver
10
V
+
3
BIAS
VEE3
6
9
VOUT3
PowerSave
7
REF
8
GND
Ver.7
-1-
NJRC [ NEW JAPAN RADIO ]
