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HT680

Holtek Semiconductor Inc
Part Number HT680
Manufacturer Holtek Semiconductor Inc
Description 3(18) Series of Encoders
Published Mar 26, 2005
Detailed Description HT600/680/6207 318 Series of Encoders Features · · · · · Operating voltage: 2.4V~12V Low power and high noise immunity ...
Datasheet PDF File HT680 PDF File

HT680
HT680

Overview
HT600/680/6207 318 Series of Encoders Features · · · · · Operating voltage: 2.
4V~12V Low power and high noise immunity CMOS technology Low standby current Three words transmission Built-in oscillator needs only 5% resistor · · · Easy interface with an RF or infrared transmission media Minimal external components Package information: refer to Selection Table 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 318 encoders are a series of CMOS LSIs for remote control system applications.
They are capable of encoding 18 bits of information which consists of N address bits and 18-N data bits.
Each address/data input is externally trinary programmable if bonded out.
It is otherwise set floating internally.
Various packages of the 318 encoders offer flexible combinations of programmable address/data to meet va...


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