Holtek HT12E-20SOP, Encoder 8, 20-Pin SOP
- RS Stock No.:
- 885-0709
- Mfr. Part No.:
- HT12E-20SOP
- Brand:
- Holtek
Bulk discount available
Subtotal (1 tube of 38 units)*
£35.53
(exc. VAT)
£42.636
(inc. VAT)
FREE delivery for orders over £50.00
Temporarily out of stock
- 418 unit(s) shipping from 03 September 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Tube* |
|---|---|---|
| 38 - 38 | £0.935 | £35.53 |
| 76 - 152 | £0.817 | £31.05 |
| 190 - 342 | £0.772 | £29.34 |
| 380 - 722 | £0.757 | £28.77 |
| 760 + | £0.741 | £28.16 |
*price indicative
- RS Stock No.:
- 885-0709
- Mfr. Part No.:
- HT12E-20SOP
- Brand:
- Holtek
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| 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 | |
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 | ||
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