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| Part Number | ST25R3912-AQFT | ST25R3915-AQFT | ST25R3912-AQWT | ST25R3914-AQFT | ST25R3913-AQFT |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Active | Active | Active | Obsolete | Obsolete |
| Type | RFID Reader | RFID Reader | RFID Reader | RFID Reader | RFID Reader |
| Frequency | 13.56MHz | 13.56MHz | 13.56MHz | 13.56MHz | 13.56MHz |
| Standards | FeliCa, ISO 14443, MIFARE, NFC | ISO 14443 | FeliCa, ISO 14443, ISO 15693, ISO 18092, MIFARE, NFC | ISO 14443, ISO 15693 | FeliCa, ISO 14443, MIFARE, NFC |
| Interface | SPI | SPI | SPI | - | SPI |
| Voltage - Supply | 2.4V ~ 5.5V | 2.4V ~ 5.5V | 2.4V ~ 5.5V | 2.4V ~ 5.5V | 2.4V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | - | 32-VFQFN Exposed Pad |
| Supplier Device Package | 32-QFN (5x5) | 32-QFN (5x5) | 32-QFN (5x5) | 32-QFN (5x5) | 32-QFN (5x5) |
