STMicroelectronics · RF ICs & modules
ST25R3909-BQTT
IC RFID READER 13.56MHZ 32TQFN
STM32-first sourcing with STMicroelectronics support components. Review recorded cores, flash, RAM, connectivity and package facts before moving an approved design into production.
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ST25R3909-BQTT specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | ST25R3909-BQTT |
| Family | RF ICs & modules |
| Package | 32-UFQFN Exposed Pad |
| Product Status | Active |
| Type | RFID Reader |
| Frequency | 13.56MHz |
| Standards | ISO 14443, NFC |
| Interface | SPI |
| Voltage - Supply | 2.4V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Package / Case | 32-UFQFN Exposed Pad |
| Supplier Device Package | 32-QFN (5x5) |
Documents and evidence
ST25R3909-BQTT ↗Before sourcing ST25R3909-BQTT
- Identify the firmware and board baseline
- Check flash, RAM and required peripherals
- Review pin assignment and supply limits
- Keep the full temperature and package suffix
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