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| PartNumber | TDA5251F1 | TDA5251XUMA1 | TDA5251 |
| Description | IC RF TXRX ISM<1GHZ 38TFSOP | RF Receiver 2.1 - 5.5V FSK/ASK Transceive | |
| Manufacturer | - | Infineon Technologies | Infineon Technologies |
| Product Category | - | RF Transceiver ICs | RF Receivers |
| Series | - | - | - |
| Type | - | TxRx Only | - |
| Packaging | - | Digi-ReelR Alternate Packaging | - |
| Package Case | - | 38-TFSOP (0.173", 4.40mm Width) | - |
| Frequency | - | 315MHz | - |
| Operating Temperature | - | -40°C ~ 85°C | - |
| Sensitivity | - | -109dBm | - |
| Voltage Supply | - | 2.1 V ~ 5.5 V | - |
| Memory Size | - | - | - |
| Protocol | - | - | - |
| Data Rate Max | - | 64kbps | - |
| Serial Interfaces | - | I2C, SPI | - |
| Power Output | - | 13dBm | - |
| Current Receiving | - | 8.8mA ~ 9.8mA | - |
| RF Family Standard | - | General ISM | - |
| Modulation | - | ASK, FSK | - |
| GPIO | - | - | |
| Current Transmitting | - | 5.4mA ~ 18.7mA | - |