Holtek HT12D-20SOP, Decoder, 20-Pin SOP | RS Components

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/Semiconductors/Logic ICs/Encoder & Decoder ICs Holtek HT12D-20SOP, Decoder, 20-Pin SOPRS Stock No.:885-0705Mfr. Part No.:HT12D-20SOPManufacturer:HoltekHoltek HT12D-20SOP, Decoder, 20-Pin SOPView all Encoder & Decoder ICsBulk discount available

Subtotal (1 tube of 38 units)*

SGD64.144

(exc. GST)

SGD69.92

(inc. GST)

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Temporarily out of stock
  • 38 unit(s) shipping from 02 January 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.Bulk pricing options
UnitsPer unitPer Tube*
38 - 152SGD1.688SGD64.14
190 - 342SGD1.673SGD63.57
380 - 722SGD1.641SGD62.36
760 +SGD1.607SGD61.07

*price indicative

Add to a parts listRS Stock No.:885-0705Mfr. Part No.:HT12D-20SOPManufacturer:HoltekSpecificationsTechnical data sheetsLegislation and ComplianceProduct DetailsFind similar products by selecting one or more attributes.
Select allAttributeValue
BrandHoltek
Mounting TypeSurface Mount
Package TypeSOP
Pin Count20
Dimensions12.8 x 7.5 x 2.35mm
Maximum Operating Supply Voltage12 V
Maximum Operating Temperature+75 °C
Minimum Operating Temperature-20 °C
Minimum Operating Supply Voltage2.4 V
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Select all

Brand

Holtek

Mounting Type

Surface Mount

Package Type

SOP

Pin Count

20

Dimensions

12.8 x 7.5 x 2.35mm

Maximum Operating Supply Voltage

12 V

Maximum Operating Temperature

+75 °C

Minimum Operating Temperature

-20 °C

Minimum Operating Supply Voltage

2.4 V

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RoHS Certificate of ComplianceStatement of conformity

HT12E/D Encoder/Decoder chipset

The HT12E/D chipset works with an Ir or RF transmitter and receiver device to make a 4-button remote control system.8-bit ID (Address) code set by switchesEncoder sends packet containing ID code and button-pressed data four times on serial channelDecoder reads data packet and if ID matches it's own settings, data transferred to four data output pinsReceived codes are checked three timesPower supply: +2.4V to +12VdcOperating temperature range: -20 to +75°CApplications: Security systems, Smoke & fire alarm systems, Garage door controllers, Car door controllers, Car alarm systemsRS Product Codes885-0692 HT12E-18DIP Encoder DIP18 package885-0709 HT12E-20SOP Encoder SOP20 package885-0702 HT12D-18DIP Decoder DIP18 package885-0705 HT12D-20SOP Decoder SOP20 package

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