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| Part Number | QN9021/EY | QN9020/EY | QN9021/DY |
|---|---|---|---|
| Manufacturer | NXP USA Inc. | NXP USA Inc. | NXP USA Inc. |
| Product Status | Active | Active | Active |
| Type | TxRx + MCU | TxRx + MCU | TxRx Only |
| RF Family/Standard | Bluetooth | Bluetooth | Bluetooth |
| Protocol | Bluetooth v4.2 | Bluetooth v4.2 | Bluetooth v4.0 |
| Modulation | GFSK | GFSK | - |
| Frequency | 2.4GHz ~ 2.4835GHz | 2.4GHz ~ 2.4835GHz | 2.4GHz |
| Data Rate (Max) | 1Mbps | 1Mbps | - |
| Power - Output | 4dBm | 4dBm | 4dBm |
| Sensitivity | -95dBm | -95dBm | -95dBm |
| Memory Size | 128kB Flash | 128kB Flash | 128kB Flash |
| Serial Interfaces | I²C, SPI, UART | I²C, SPI, UART | I²C, SPI, UART |
| GPIO | 15 | 31 | 31 |
| Voltage - Supply | 2.4V ~ 3.6V | 2.4V ~ 3.6V | 2.4V ~ 3.6V |
| Current - Receiving | 9.25mA ~ 13.6mA | 9.25mA ~ 13.6mA | 9.2mA |
| Current - Transmitting | 4.3mA ~ 17.6mA | 4.3mA ~ 17.6mA | 8.8mA |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 32-VFQFN Exposed Pad | 48-VFQFN Exposed Pad | 32-VFQFN Exposed Pad |
| Supplier Device Package | 32-HVQFN (5x5) | 48-HVQFN (6x6) | 32-HVQFN (5x5) |
