ADVANCED INFORMATION
NJM2580
PRELIMINARY
SINGLE SUPPLY WIDE BAND TRIPLE VIDEO AMPLIFIER
s GENERAL DESCRIPTION
The NJM2580 is a wide band triple video amplifier,
operated on a single supply voltage.
Frequency range is 50MHz for high quality AV system (Dterminal). One of input is a clamp type, and other two inputs
are Bias type for comply with Y,U, and V signal.
The NJM2580 is suitable for Set Top Box, BS tuner, and
other high quality AV systems.
s PACKAGE OUTLINE
NJM2580D
NJM2580M
s FEATURES
q Operating Voltage
4.5 to 5.5V
q Wide frequency range
50MHz@0dB typ.
q Internal 6dB Amplifier
q Internal 75Ω Driver Circuit
q 75Ω 2-system drive
q Power Save Circuit
q Bipolar Technology
q Package Outline
DIP14, DMP14
s BLOCK DIAGRAM
VIN1
14
1
V+ 1
75Ω
Driver
6dB
AMP
BIAS
GND1
2
13
VOUT1
VIN2
3
12
V+ 2
75Ω
Driver
6dB
AMP
BIAS
GND2
4
11
VOUT2
VIN3
5
10
V+ 3
75Ω
Driver
6dB
AMP
CLAMP
GND3
PowerSave
7
9
6
REF
VOUT3
8
VSAG
Ver.2
-1-