HCS500-I/SM Microchip Integrated Circuit (Small Outline Packages) In Stock
The HCS500-I/SM is a KEELOQ code hopping encoder IC from Microchip for secure keyless entry systems. It generates rolling codes with 64-bit encryption in a compact 8-pin SOIJ package. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- HCS500-I/SM Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.2200(MOQ 100)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- KEELOQ rolling code encryption with 64-bit key for secure wireless keyless entry
- Compact 8-pin SOIJ package enabling integration into small RF transmitter modules
- Lead-free RoHS-compliant construction with JESD-609 e3 rating for modern product compliance
Applications
The HCS500-I/SM is used in automotive remote keyless entry transmitters, garage door openers, and building access control systems requiring high-security rolling code authentication. Its KEELOQ algorithm generates a unique encrypted code for every button press, preventing replay attacks in wireless security applications. It is also used in industrial remote controls and home security systems where tamper-resistant code hopping is essential.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIJ-8 |
| Factory Lead Time | 6Weeks |
| YTEOL | 8 |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| Supply Current-Max | 2.4mA |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Telecom IC Type | DATA ENCRYPTION CIRCUIT |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for HCS500-I/SM:
Frequently Asked Questions
What encryption method does the HCS500-I/SM use?
The HCS500-I/SM uses Microchip's proprietary KEELOQ code hopping algorithm with a 64-bit encryption key, generating a unique rolling code with every transmission to prevent relay and replay attacks.
What are typical applications for the HCS500-I/SM?
Typical applications include automotive remote keyless entry fobs, garage door opener transmitters, building access control remotes, and industrial wireless control systems requiring high-security rolling code authentication.
What package does the HCS500-I/SM come in?
The HCS500-I/SM is housed in an 8-pin SOIJ (Small Outline IC with J-lead) surface-mount package, equivalent to SOP-8 with 0.25-inch pitch, suitable for compact PCB designs in RF transmitter modules.
Is the HCS500-I/SM compatible with lead-free manufacturing processes?
Yes, the HCS500-I/SM is fully lead-free (Pb-free) with a JESD-609 code of e3, meeting RoHS environmental compliance requirements for use in consumer and automotive product manufacturing.
Related Guides
CL31A107MQHNNNE 1206 100 uF MLCC Selection Guide
How to choose CL31A107MQHNNNE and related 1206 MLCCs for low-voltage bulk capacitance and regulator stability.
Jul 2, 2026
CL05B103KB5NNNC 0402 10 nF X7R MLCC Selection Guide
How to choose CL05B103KB5NNNC and related 0402 MLCCs for bypassing, filtering, voltage derating, and sourcing.
Jul 2, 2026
ADAQ7768-1 Design Guide for Precision Vibration and Dynamic Signal Measurement
Design ADAQ7768-1 precision data acquisition channels for vibration and dynamic sensing with the right bandwidth, reference, clock, and layout choices.
Jun 30, 2026
AD5204BRZ10 Design Guide for SPI-Controlled Gain and Offset Calibration
Design AD5204BRZ10 digital potentiometer calibration loops with bounded trim span, safe wiper current, clean SPI routing, and reliable startup codes.
Jun 30, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 100+ | $2.5300 | $253.00 |
| 1000+ | $2.3200 | $2320.00 |
| 5000+ | $2.2200 | $11100.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”