- RS Stock No.:
- 885-0705
- Mfr. Part No.:
- HT12D-20SOP
- Brand:
- Holtek
Available to back order for despatch 23/04/2025
Added
Price Each (In a Tube of 38)
£0.521
(exc. VAT)
£0.625
(inc. VAT)
| Units | Per unit | Per Tube* |
| 38 + | £0.521 | £19.798 |
| *price indicative | ||
- RS Stock No.:
- 885-0705
- Mfr. Part No.:
- HT12D-20SOP
- Brand:
- Holtek
Technical Reference
Legislation and Compliance
Product Details
HT12E/D Encoder/Decoder chipset
The HT12E/D chipset works with an Ir or RF transmitter and receiver device to make a 4-button wireless remote control system.
8-bit ID (Address) code set by switches
Encoder sends packet containing ID code and button-pressed data four times on serial channel
Decoder reads data packet and if ID matches it's own settings, data transferred to four data output pins
Received codes are checked three times
Power supply: +2.4V to +12Vdc
Operating temperature range: -20 to +75°C
Applications: Security systems, Smoke & fire alarm systems, Garage door controllers, Car door controllers, Car alarm systems
RS Product Codes
885-0692 HT12E-18DIP Encoder DIP18 package
885-0709 HT12E-20SOP Encoder SOP20 package
885-0702 HT12D-18DIP Decoder DIP18 package
885-0705 HT12D-20SOP Decoder SOP20 package
Encoder sends packet containing ID code and button-pressed data four times on serial channel
Decoder reads data packet and if ID matches it's own settings, data transferred to four data output pins
Received codes are checked three times
Power supply: +2.4V to +12Vdc
Operating temperature range: -20 to +75°C
Applications: Security systems, Smoke & fire alarm systems, Garage door controllers, Car door controllers, Car alarm systems
RS Product Codes
885-0692 HT12E-18DIP Encoder DIP18 package
885-0709 HT12E-20SOP Encoder SOP20 package
885-0702 HT12D-18DIP Decoder DIP18 package
885-0705 HT12D-20SOP Decoder SOP20 package
Specifications
Attribute | Value |
|---|---|
| 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 Supply Voltage | 2.4 V |
| Minimum Operating Temperature | -20 °C |
- RS Stock No.:
- 885-0705
- Mfr. Part No.:
- HT12D-20SOP
- Brand:
- Holtek
Related links
- Encoder & Decoder ICs
- Holtek HT12E-18DIP 18-Pin PDIP
- Toshiba TC74AC138F(F) 16-Pin SOP
- Holtek HT12E-20SOP 20-Pin SOP
- Toshiba TC74AC244F(F) Octal-Channel Buffer & Line Driver 20-Pin SOP
- Toshiba TC74AC273F(F) Octal D Type Flip Flop IC, 20-Pin SOP
- Toshiba TC74HC273AF(F) Octal D Type Flip Flop IC, 20-Pin SOP
- Toshiba TC74HC138AF(F) 16-Pin SOP