MPN

Microchip, Encoder, 8-Pin SOIC

RS Stock No.:: 178-4134
Mfr. Part No.:: HCS301-I/SN
Manufacturer:: Microchip

The image is for reference only, please refer to product details and specifications

Bulk discount available

Subtotal (1 tube of 100 units)*

TWD5,450.00

(exc. GST)

TWD5,722.00

(inc. GST)

Add 100 units to get free delivery

Orders below TWD1,300.00 (exc. GST) cost TWD500.00.

In Stock

Plus 100 unit(s) shipping from February 23, 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit	Per Tube*
100 - 400	TWD54.50	TWD5,450.00
500 +	TWD53.40	TWD5,340.00

*price indicative

RS Stock No.:: 178-4134
Mfr. Part No.:: HCS301-I/SN
Manufacturer:: Microchip

Specifications

Product overview and Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Microchip
	Logic Family	HCS
	Product Type	Encoder
	Number of Inputs	4
	Logic Function	Code Hopping Encoder
	Mount Type	Surface
	Package Type	SOIC
	Number of Outputs	5
	Pin Count	8
	Minimum Supply Voltage	3.5V
	Maximum Supply Voltage	13V
	Minimum Operating Temperature	85°C
	Maximum Operating Temperature	-40°C
	Length	4.9mm
	Series	HCS
	Standards/Approvals	No
	Height	1.5mm
	Width	3.9 mm
	Automotive Standard	No

	Select all
	Brand Microchip
	Logic Family HCS
	Product Type Encoder
	Number of Inputs 4
	Logic Function Code Hopping Encoder
	Mount Type Surface
	Package Type SOIC
	Number of Outputs 5
	Pin Count 8
	Minimum Supply Voltage 3.5V
	Maximum Supply Voltage 13V
	Minimum Operating Temperature 85°C
	Maximum Operating Temperature -40°C
	Length 4.9mm
	Series HCS
	Standards/Approvals No
	Height 1.5mm
	Width 3.9 mm
	Automotive Standard No

Datasheet

HCSxxx KeeLoq® Code Hopping Encoders/Decoders

The HCS series of KeeLoq encoders/decoders work with Ir or RF transmitter and receiver devices to make secure 3- or 4-button wireless remote control systems.

Applications: Automotive RKE systems, Automotive alarm systems, Automotive immobilizers, Gate & garage door openers, Identity tokens, Burglar alarm systems

RS Product Codes

467-0776 HCS200/SN 3-Button KeeLoq Encoder

819-5507 HCS300-I/SN 4-Button KeeLoq Encoder

467-0798 HCS301/SN 4-Button KeeLoq Encoder

861-0560 HCS301-I/SN 4-Button KeeLoq Encoder

819-5516 HCS362-I/ST 4-Button KeeLoq Encoder

379-2011 HCS512-I/P 4-Button KeeLoq Decoder

Microchip, Encoder, 8-Pin SOIC

Add 100 units to get free delivery

HCSxxx KeeLoq® Code Hopping Encoders/Decoders

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