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HT12E Dataheets PDF



Part Number HT12E
Manufacturers Holtek Semiconductor Inc
Logo Holtek Semiconductor Inc
Description Encoders
Datasheet HT12E DatasheetHT12E Datasheet (PDF)

HT12A/HT12E 212 Series of Encoders Features · Operating voltage - 2.4V~5V for the HT12A - 2.4V~12V for the HT12E · Low power and high noise immunity CMOS technology · Low standby current: 0.1mA (typ.) at VDD=5V · HT12A with a 38kHz carrier for infrared transmission medium · Minimum transmission word - Four words for the HT12E - One word for the HT12A · Built-in oscillator needs only 5% resistor · Data code has positive polarity · Minimal external components · Pair with Holtek¢s 212 series of d.

  HT12E   HT12E



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HT12A/HT12E 212 Series of Encoders Features · Operating voltage - 2.4V~5V for the HT12A - 2.4V~12V for the HT12E · Low power and high noise immunity CMOS technology · Low standby current: 0.1mA (typ.) at VDD=5V · HT12A with a 38kHz carrier for infrared transmission medium · Minimum transmission word - Four words for the HT12E - One word for the HT12A · Built-in oscillator needs only 5% resistor · Data code has positive polarity · Minimal external components · Pair with Holtek¢s 212 series of decoders · 18-pin DIP, 20-pin SOP package Applications · Burglar alarm system · Smoke and fire alarm system · Garage door controllers · Car door controllers · Car alarm system · Security system · Cordless telephones · Other remote control systems General Description The 212 encoders are a series of CMOS LSIs for remote control system applications. They are capable of encoding information which consists of N address bits and 12-N data bits. Each address/data input can be set .


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