TM2221/TM2222 pdf datasheet (I

The TM2221 and TM2222 are remote control transmitters utilizing CMOS technology specially designed for use infrared remote control applications. They are pin-to-pin compatible with NECμ PD6121 and μPD6122 respectively. TM2221 is packaged in 20 pins SOP and capable of controlling 32 functions keys and 3 double keys. TM2222, on the other hand, is housed in 24 pins SOP and capable of controlling 64 functions keys and three double keys.
FEATURES
• CMOS Technology
• Low Power Consumption (VCD=2.0V to 5.5V)
• Pin-to-Pin Compatible with NECμ PD6121 and μPD6122
•Using SEL Pin, TM2221 can support 64+6 Function Codes
• Using SEL Pin, TM2222 can support 128+6 Function Codes
•Customer Code can be Selected
•Available in COB Package
APPLICATION
•Audio Equipment
• Television (TV)
• Cable TV Tuner
•Video Cassette Recorder (VCR)
• Cassette Deck
• Air Conditioner
•Video Compact Disk (VCD)
• DVD ROM/player
• Multi-media Personal Computer System