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NJM2244D
NJM2244 3-INPUT VIDEO SWITCH WITH 75Ω DRIVER ■ GENERAL DESCRIPTION The NJM2244 is a three input integrated video switch, which selects one video 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 5 to 12v and bandwidth is 10MHz. Crosstalk is 70dB (at 4.43MHz). NJM2244 contains clamp function and it can be operated while setting DC level fixed in position of the video signal. ■ FEATURES Operating Voltage 4.75 to 13V 3 input - 1 Output Internal Driver Circuit for 75Ω Impedance Muting Function available Internal Clamp Function Low power Dissipation 16.5mA Cross-talk 70dB (at 4.43MHz) Wide Frequency Range 10MHz (2VP-P Input) Package Outline DIP8, DMP8, SIP8 Bipolar Technology ■ APPLICATION VCR Video Camera AV-TV Video Disc Player ■ PIN CONFIGURATION ■ PACKAGE OUTLINE NJM2244D NJM2244M NJM2244L NJM2244L ■ BLOCK DIAGRAM Pin Connection NJM2244D NJM2244M ■ INPUT CONTROL SIGNAL-OUTPUT SIGNAL SW1 SW2 OUTPUT SIGNAL L L VIN1 H L VIN2 L/H H VIN3 note): Input clamp Voltage is about 2/5 of Supply Voltage Ver.2015-02-09 -1-
JRC
日本無線株式会社
日本
産業用および公共用無線通信システムを製造・販売しており、主要営業品目は、通信機器・海上機器・システム機器に大別される。半導体は通信関連デバイス。
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