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Microchip HCS301-I/SN 48HRS

Encoders, decoders, multiplexers, and demultiplexers able to operate within 3.5-13V range

ISO14001 ISO9001 DUNS


Mfr.Part #: HCS301-I/SN

Datasheet: HCS301-I/SN Datasheet (PDF)

Package/Case: SOIC-8

RoHS Status:

Stock Condition: 9,079 pcs, New Original

Product Type: Specialized ICs

Warranty: 1 Year Ovaga Warranty - Find Out More


*All prices are in USD

Qty Unit Price Ext Price
1 $1.197 $1.197
10 $1.039 $10.390
30 $0.953 $28.590
100 $0.854 $85.400
500 $0.811 $405.500
1000 $0.791 $791.000

In Stock: 9,079 PCS

- +

Quick Quote

Please submit RFQ for HCS301-I/SN or email to us: Email: [email protected], we will contact you within 12 hours.

HCS301-I/SN General Description

Experience unrivaled security and seamless wireless communication with the HCS301-I/SN, a low power encoder designed to elevate the performance of remote keyless entry systems in automotive applications. Operating at a frequency of 433.92 MHz with a fixed code format, this device ensures reliable functionality across a wide temperature range of -40°C to 85°C. Housed in a compact SOIC-8 package, the HCS301-I/SN features a cutting-edge SAW resonator for robust RF communication, alongside programmable address and data control for enhanced customization. With a low standby current consumption of only 1µA and compatibility with supply voltages ranging from 2.5V to 6V, this encoder offers optimal energy efficiency without compromising on effectiveness. Noteworthy for its implementation of a Manchester coding scheme, the HCS301-I/SN provides high noise immunity and secure transmission, making it an ideal solution for integrating into existing keyless entry systems within vehicles. Elevate your automotive security with the HCS301-I/SN, a cost-effective and reliable choice for safeguarding your vehicle and ensuring convenient access for users



Parameter Value Parameter Value
Product Category Encoders, Decoders, Multiplexers & Demultiplexers RoHS Details
Product Priority Encoders Logic Family HCS
Package / Case SOIC-8 Number of Bits 32 bit
Supply Voltage - Min 3.5 V Supply Voltage - Max 13 V
Mounting Style SMD/SMT Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 85 C Brand Microchip Technology
Function Code hopping encoder designed for secure Remote Keyless Entry (RKE) systems Height 1.25 mm
Length 4.9 mm Moisture Sensitive Yes
Product Type Encoders, Decoders, Multiplexers & Demultiplexers Series HCS301
Factory Pack Quantity 100 Subcategory Logic ICs
Width 3.9 mm


Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.


Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.0% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.


1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


  • Product

    Step1 :Product

  • Vacuum packaging

    Step2 :Vacuum packaging

  • Anti-static bag

    Step3 :Anti-static bag

  • Individual packaging

    Step4 :Individual packaging

  • Packaging boxes

    Step5 :Packaging boxes

  • bar-code shipping tag

    Step6 :bar-code shipping tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

  • ESD
  • ESD

Part points

  • The HCS301-I/SN chip is a highly secure and reliable encoding chip that is commonly used in keyless entry systems, garage door openers, and other wireless remote control applications. It utilizes rolling code technology to prevent unauthorized access and ensure maximum security. This chip also offers high performance and low power consumption, making it a popular choice for various remote control applications.
  • Equivalent

    Equivalent products of HCS301-I/SN chip are HCS301-I/SOP8 and HSC301-I/SOP16 chips. These chips have similar functionalities and can be used as replacements for the HCS301-I/SN chip.
  • Features

    The HCS301-I/SN is a remote keyless entry (RKE) encoder chip with secure rolling code technology. It operates at 300MHz with a maximum data rate of 2.4kbps and has a low standby current consumption. It is ideal for automotive and home security applications requiring a high level of security and reliability.
  • Pinout

    The HCS301-I/SN has 16 pins and is a remote control encoder IC. It is commonly used in applications such as garage door openers, security systems, and keyless entry systems. The IC encodes data from external switches into a serial stream for transmission to a receiver IC.
  • Manufacturer

    Microchip Technology Inc. is the manufacturer of HCS301-I/SN. They are a leading provider of microcontroller, mixed-signal, analog and Flash-IP solutions. They are a semiconductor company focused on providing solutions for various industries including automotive, industrial, wireless communication, consumer, and aerospace.
  • Application Field

    HCS301-I/SN is commonly used in applications such as garage door openers, remote control lighting, home security systems, and industrial automation. It is a versatile transmitter and receiver pair that can be used in various wireless communication systems requiring simple and reliable operation.
  • Package

    The HCS301-I/SN chip comes in a surface mount package type. It is in the form of an integrated circuit (IC) and has a size of 8-SOIC (0.154", 3.90mm Width).

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