IC specification summary
| Specification | Details |
|---|---|
| Semiconductor IC | HITAG S 256 |
| Interface / protocol | HITAG S protocol |
| Total memory | 256 bits |
| Interface | Low frequency passive transponder |
| Variant selection | Match the precise memory and protocol configuration to the reader |
| IC operating band | 100–150 kHz |
| Memory access | Read/write with memory lock functionality |
| Write endurance | Up to 100,000 cycles |
| Retention | 10 years, under manufacturer conditions |
Match the complete part number, reader command set and data format before qualification. Frequency alone does not establish interoperability.
