SIC618C
LF FDX Transponder at 125 kHz Field Frequency with Built-in 128-bit Encryption (A64)
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The SIC618C is a low-frequency, full-duplex (FDX) RFID wedge transponder designed for demanding security environments. Operating at 125 kHz, it features an integrated 128-bit cryptographic encryption module that enables secure authentication processing.
The device supports complex challenge-response authentication required for automotive immobilizer systems, industrial access control, and high-level security applications.
Highlight Features
- Single-Chip Security Transponder for Vehicle Immobilization and Access Control
- Authentication Based on A64 Crypto Algorithm (128-bit secret key)
- Best-in-Class Read and Write Sensitivity
- Qualified AEC-Q100 Grade 3
- Fully Compatible with ID8C Protocol
| Product Attributes | Description |
|---|---|
| Product Name | SIC618C |
| Compatibility | ID8C |
| Communication | |
| Transmission Mode | FDX |
| Downlink Protocol | ASK |
| Uplink Protocol | ASK Manchester and Bi-Phase Data Coding with RF/32, RF/64 Data Rate |
| Memory | |
| EEPROM Memory Size [bits] | 320 |
| Unique ID [bits] | 64-bit Programmable ID or 128-bit Programmable ID |
| Security Algorithm | 128-bit Encryption / D-AES |
| Data Retention [years] | 20 |
| Write Cycles [times] | 100,000 |
| Operating Conditions | |
| Operating Frequency [kHz] | 125 |
| Operating Temperature [°C] | –40 to +85 |
| Others | |
| Available Form Factors | Wedge Transponder |








