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HT682L Datasheet PDF

Holtek Semiconductor HT682L

The 318 decoders are a series of CMOS LSIs for remote control system applications. They are paired with the 318 series of encoders.
Part No. HT682L
Datasheet HT682L Download
Manufacturer
Holtek Semiconductor
Description 318 Series of Decoders
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HT682L datasheet page 1 preview

FEATURES

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● Operating voltage: 2.4V~12V Low power and high noise immunity CMOS technology Low standby current Capable of decoding 18 bits of information Pairs with HOLTEK’s 318 series of encoders 8~18 address pins 0~8 data pins
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● Trinary address setting Two times of receiving check Built-in oscillator needs only a 5% resistor Valid transmission indictor Easily interface with an RF or an infrared transmission medium Minimal external components

APPLICATIONS

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● Burglar alarm system Smoke and fire alarm system Garage door controllers Car door controllers
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● Car alarm system Security system Cordless telephones Other remote control systems

GENERAL DESCRIPTION

They are paired with the 318 series of encoders. For proper operation a pair of encoder/decoder pair with the same number of address and data format should be selected (refer to the encoder/decoder cross reference tables). The 318 series of decoders receives serial address and data from that series of encoders that are transmitted by a carrier using an RF or an IR transmission medium.
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