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| PT2221M/PT2222M Infrared Remote Control Transmitter DESCRIPTION The PT2221M and PT2222M are remote control transmitters utilizing CMOS technology specially designed for use on infrared remote control applications. They are pin-to-pin compatible with NEC PD6121 and PD6122 respectively. PT2221M is packaged in 20 pins SO and capable of controlling 32 functions and 3 double keys. PT2222M, on the other hand, is housed in 24 pins SOP and capable of controlling 64 function keys and 3 double keys. PT2221M/PT2222M may be paired with PT2225 to construct a powerful remote control system. FEATURES * * * * CMOS technology Low power consumption (VDD=2.0 to 3.3V) Pin-to-Pin compatible with PD6121/PD6122 Using SEL pin, PT2221M can support 64+6 function codes * Using SEL pin, PT2222M can support 128+6 function codes * Customer code can be selected (please contact PTC for details) * Available in COB package APPLICATIONS * * * * * * * * * Audio equipment Television (TV) Cable TV tuner Video cassette recorder (VCR) Cassette deck Air conditioner Video compact disk (VCD) DVD ROM player Moniputer/Multi-media personal computer system BLOCK DIAGRAM Tel: 886-66296288Fax: 886-29174598 http://www.princeton.com.tw2F, 233-1, Baociao Road, Sindian, Taipei 23145, Taiwan PT2221M/PT2222M APPLICATION CIRCUIT 1 Note: The Vcc and Vss Terminals must be "SHORT" before the batteries are loaded to the transmitter handset to insure that PT2221M Power On Reset Function will operate properly. V1.2 2 of 4 PT2221M/PT2222M APPLICATION CIRCUIT 2 Note: The Vcc and Vss Terminals must be "SHORT" before the batteries are loaded to the transmitter handset to insure that PT2222M Power On Reset Function will operate properly. V1.2 3 of 4 PT2221M/PT2222M ORDER INFORMATION Valid Part Number PT2222M-001 PT2221M-001-D PT2221M-001 PT2221M-002 PT2222M-001 PT2222M-002 Package Type COB 20 Pins, DIP, 300mil 20 Pins, SOP, 300mil 20 Pins, SOP, 300mil 24 Pins, SOP, 300mil 24 Pins, SOP, 300mil Top Code PT2221M-001-D PT2221M-001 PT2221M-002 PT2222M-001 PT2222M-002 PIN CONFIGURATION V1.2 4 of 4 |
Price & Availability of PT2222M-001
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