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| Princeton Technology Corp. Infrared Remote Control Transmitter DESCRIPTION Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT2221/2 The PT2221 and PT2222 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. PT2221 is packaged in 20 pins SO and capable of controlling 32 functions and 3 double keys. PT2222, on the other hand, is housed in 24 pins SO and capable of controlling 64 function keys and 3 double keys. PT2221/2 may be paired with PT2225 to construct a powerful remote control system. FEATURES CMOS Technology Low Power Consumption (VDD=2.0 5.5V) Pin-to-Pin Compatible with PD6121/PD6122 Using SEL pin, PT2221 can support 64+6 function codes Using SEL pin, PT2222 can support 128 + 6 function codes Customer Code can be selected (please contact PTC for details) 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 PT2221/2 v 3.4 Page 1 Revised Oct. 2000 Princeton Technology Corp. Infrared Remote Control Transmitter PIN CONFIGURATION Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT2221/2 ORDER INFORMATION Valid Part Number PT2221-001 PT2221-002 PT2222-001 PT2222-002 Package 20 Pins, SO 20 Pins, SO 24 Pins, SO 24 Pins, SO PT2221/2 v 3.4 Page 2 Revised Oct. 2000 Princeton Technology Corp. Infrared Remote Control Transmitter PT2221 APPLICATION CIRCUIT Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT2221/2 3V 10 F + 16 V 200 pf 455 KHz OSCI KI0 KI1 KI2 KI3 KI/O0 KI/O1 OSCO VDD LMP REM 200 pf LED 470 1 IR LED SEL PT2221 KI/O2 KI/O3 KI/O4 KI/O5 KI/O6 Vss CCS KI/O7 For Custom Code Selection IN4148 100K Note: The Vcc and Vss Terminals must be "SHORT" before the batteries are loaded to the transmitter handset to insure that PT2221 Power On Reset Function will operate properly. PT2221/2 v 3.4 Page 3 Revised Oct. 2000 Princeton Technology Corp. Infrared Remote Control Transmitter PT2222 APPLICATION CIRCUIT 3V + 200 pf 200 pf 455 KHz KI0 KI1 KI2 KI3 KI4 KI5 KI6 KI7 OSCI OSCO VDD LMP 10 F 16 V LED 470 Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw PT2221/2 1 IR LED REM SEL Vss CCS PT2222 KI/O1 KI/O2 KI/O3 KI/O4 KI/O5 KI/O6 KI/O0 KI/O7 For Custom Code Selection IN4148 100K Note: The Vcc and Vss Terminals must be "SHORT" before the batteries are loaded to the transmitter handset to insure that PT2222 Power On Reset Function will operate properly. PT2221/2 v 3.4 Page 4 Revised Oct. 2000 |
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