Holtek Semiconductor HT6026
The HT6026 is a CMOS LSI encoder designed for use in remote control system. It is capable of encoding 9 bits of information which consists of N address bits and 9–N data bits. Each address/data input is externally trinary programmable by external switches.FEATURES
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● Operating voltage: 4V~18V Low standby current Low power and high noise immunity CMOS technology 39 difference codes
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● Two transmission words minimum Built-in oscillator needs only 5% resistor Interface with RF or infrared transmission medium Minimal external components
APPLICATIONS
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● Burglar alarm system Smoke and fire alarm system Garage door controllers Car alarm system
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● Security system Cordless telephones Other remote control systems
GENERAL DESCRIPTION
The programmable address/data is transmitted along with the header bits via an RF or an infrared transmission medium upon receipt of a trigger signal (TE). The HT6026 is pin compatible with the MC145026. Pin Assignment Block Diagram 1 2nd Oct ’97 HT6026 Pad Coordinates µm Pad No. 1 2 3 4 5 6 7 8 Chip size: 1650 × 1680 (µm) 2 Unit: X –598.00 –674.00 –674.00 Y 689.00 433.00 126.00 Pad No. 9 10 11 12 13 14 15 16 X 160.00 670.00 670.00 670.00 670.50 270.00 –84.00 –299.00 Y –687.00 –687.00 –347.00 172.00...