NJM2243
3-INPUT VIDEO SWITCH WITH 75Ω DRIVER
■ GENERAL DESCRIPTION
The NJM2243 is a three input integrated video switch witch selects one
video or audio signal from three input signals.
It contains driver circuit for 75Ω load and is able to connect to TV monitor.
Its operating supply voltage range is 9 to 12v and bandwidth is
10MHz.Crosstalk is 70dB (at 4.43MHZ).
■ FEATURES
• Operating Voltage
9 to 13V
• 3 input-1 Output
• Internal Driver Circuit for 75Ω Impedance
• Muting Function available
• Low power Dissipation
15mA
• Cross-talk
70dB (at 4.43MHz)
• Wide Frequency Range
10MHz
• Package Outline
DIP8, DMP8, SIP8
• Bipolar Technology
■ APPLICATION
• VCR Video Camera AV-TV Video Disc Player
■ PIN CONFIGURATION
■ PACKAGE OUTLINE
NJM2243D
NJM2243M
NJM2243L
■ BLOCK DIAGRAM
Pin Connection
NJM2243D
NJM2243M
NJM2243L
■ INPUT CONTROL SIGNAL-OUTPUT SIGNAL
SW1 SW2
OUTPUT SIGNAL
L
L
VIN1
H
L
VIN2
L/H
H
VIN3
Ver.2004-02-17
-1-