Remote Keyless Entry

Princeton Technology Corp. is a highly-qualified, Taiwan-based supplier and manufacturer of remote keyless entry systems. The supplier has been recognized as one of the most professional manufacturers in the industry since 1986. With both experience and innovation, the supplier is confident of providing buyers with quality systems and chips.
As a well-experienced supplier, Princeton Technology Corp. is here to present their quality remote keyless entry product to you. This product offers accurate infrared remote control for different kinds of systems. Besides focusing on the quality of the product, we also emphasize on customer’s services. Our reputation in hence become worldwide as well as our quality products.
Princeton remote keyless entry control transmitters (PT2221M and PT2222M) utilize CMOS technology specially designed for use on infrared remote control applications. They are pin-to-pin compatible with NEC μPD6121 and μPD6122 respectively. PT2221M is packaged in 20 pins SO and capable of controlling 32 functions and 3 double keys. PT2222M 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 an even more efficient remote control system.
Please feel free to contact us for further details and quotes on our remote keyless entry products.
- CMOS technology.
- Low power consumption (VDD = 2.0 to 5.5V).
- Pin-to-Pin compatible with μPD6121 / μPD6122.
- 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.
