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| RoHS | Not Compliant | Y | Y | Y | Y | Y | Y | Y | Y | ||
| Lead Status | Y | Y | Y | Y | Y | Y | Y | Y | |||
| Features | 5-V-tolerant I/Os,DMA,General purpose,OpAmp | 5-V-tolerant I/Os,DMA,General purpose,OpAmp | 5-V-tolerant I/Os,DMA,General purpose,OpAmp | 5-V-tolerant I/Os,DMA,Zero-drift OpAmp | 5-V-tolerant I/Os,DMA,Zero-drift OpAmp | 5-V-tolerant I/Os,DMA,Zero-drift OpAmp | 5-V-tolerant I/Os,DMA,Zero-drift OpAmp | LE 1M PHY,LE 2M PHY,LE Coded PHY (long range),OAD | |||
| Flash memory(kByte) | 32 | 32 | 32 | 16 | 32 | 32 | 64 | 512 | |||
| Frequency(MHz) | 32 | 32 | 32 | 32 | 32 | 32 | 32 | ||||
| Number of GPIOs | 24 | 24 | 24 | 28 | 28 | 28 | 28 | 12,26 | |||
| Number of I2Cs | 1 | 1 | 1 | 2 | 2 | 2 | 2 | ||||
| Operating temperature range(C) | -40 | -40 | -40 | -40 | -40 | -40 | -40 | -40 | |||
| Package area(mm^2) | 24.99 | 16 | 25 | 34.79 | 16 | 25 | 34.79 | 16 | |||
| Package size (L x W)(mm) | 5.1 x 4.9 | 4 x 4 | 5 x 5 | 7.1 x 4.9 | 4 x 4 | 5 x 5 | 7.1 x 4.9 | 4 x 4 | |||
| Package type | VSSOP | VQFN | VQFN | VSSOP | VQFN | VQFN | VSSOP | VQFN | |||
| Pin count | 20 | 24 | 32 | 28 | 24 | 32 | 28 | 24 | |||
| RAM(kByte) | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 36 | |||
| Rating | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | Catalog | |||
| SPI | 1 | 1 | 1 | 1 | 1 | 1 | 1 | ||||
| UART | 2 | 2 | 2 | 2 | 2 | 2 | 2 | ||||
| TI.com inventory | 8865 | 53345 | 10034 | 100 | 514220 | 8880 | 12645 | 390 | |||
| Approx. price(US$) | .384 | 1ku | .383 | 1ku | .417 | 1ku | .411 | 1ku | .408 | 1ku | .442 | 1ku | .511 | 1ku | .89 | 1ku | |||
| Peripherals | 1 SPI,1 UART,1 comparator,12-bit ADC 8-channel,4 timers,I2C,Integrated battery monitor,Integrated temperature monitor,Real-time clock (RTC) | ||||||||||
| Protocols | Bluetooth Low Energy 5.3,Bluetooth low energy,Bluetooth low energy 4.2,Bluetooth low energy 5.0,Bluetooth low energy 5.1,Proprietary 2.4 GHz | ||||||||||
| Security | AES 128-bit cryptographic accelerator,Random number generator from on-chip analog noise | ||||||||||
| Sensitivity (best)(dBm) | -102 | ||||||||||
| TI functional safety category | |||||||||||
| TX power(max)(dBm) | 8 | ||||||||||
| Type | Wireless MCU |
