Princeton Technology Corp.
Infrared Remote Control Receiver
Tel: 886-2-29162151
Fax: 886-2-29174598
URL:
http://www.princeton.com.tw
PT2249A / PT2250A Series
Description
The PT2249A / PT2250A Series are infra-red remote control receivers utilizing
CMOS Technology. Remote Control System can be constructed together with the
PT2248 remote control encoder. The PT2249A Series are packaged in 16 pins
DIP and are capable of controlling 10 functions while the PT2250A Series are
packaged in 24 pins DIP and are capable of controlling 18 functions. Several
options, inverting/non-inverting IR signal input and/or dependent/independent
cyclic (toggle) outputs, are provided to fit different application needs.
Features
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CMOS Technology
Low Power Consumption
Very High Noise Immunity
Able to output parallel multiple keying signals sent from the transmitter
(PT2249A is able to output up to 5 functions simultaneously while
PT2250A is able to output up to 6 functions simultaneously)
Outputs for single pulse, hold pulse and cyclic pulse are provided
A single terminal type oscillator by means of RC is provided
Code Detection Circuit prevents interference from various types of
machines and apparatus
Digital Filtering and Code Checking prevent interference from light
sources such as PL Lamp without sacrificing the receiving sensitivity
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Applications
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Audio Equipment Remote Control
Television (TV) Remote Control
Video Cassette Recorder (VCR) Remote Control
PT2249A/50A v 2.3
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Revised Dec. 1999