image/svg+xml cc2651r3sipa-hardware-overview Rectangle.589 Sheet.2 Sheet.3 Sheet.4 Sheet.5 Sheet.6 Sheet.7 Sheet.8 Rectangle.680 2.4 GHz (Optional External Antenna) 2.4 GHz (Optional External Antenna) Rectangle.649 5-dBm RF Balun 5-dBmRF Balun Rectangle.691 48-MHz Crystal Oscillator 48-MHz Crystal Oscillator Rectangle.693 CC2651R3SIPA CC2651R3SIPA Sheet.13 Sheet.14 Rectangle.692 Integrated Antenna Integrated Antenna Rectangle.468 Rectangle.469 Rectangle.470 Main CPU Main CPU Rectangle.471 Up to 352KB Flash with 8KB Cache Up to 352KBFlashwith 8KB Cache Rectangle.472 cJTAG cJTAG Rectangle.473 Up to 32KB SRAM Up to32KBSRAM Rectangle.474 Arm® Cortex®-M4 Processor Arm® Cortex®-M4Processor Rectangle.475 LDO, Clocks, and References Optional DC/DC Converter LDO, Clocks, and ReferencesOptional DC/DC Converter Rectangle.476 RF Core RF Core Rectangle.477 Arm® Cortex®-M0 Processor Arm® Cortex®-M0Processor Rectangle.478 DSP Modem DSP Modem Sheet.27 Sheet.28 Sheet.29 Sheet.30 Sheet.31 Sheet.32 Rectangle.485 SRAM SRAM Rectangle.486 ROM ROM Sheet.35 Sheet.36 Sheet.37 Sheet.38 Sheet.39 Sheet.40 Sheet.41 Sheet.42 Sheet.43 Sheet.44 Sheet.45 ADC ADC Sheet.46 Sheet.47 Sheet.48 ADC ADC Sheet.49 Sheet.50 Sheet.51 Sheet.52 Sheet.53 Sheet.54 Sheet.55 Sheet.56 48 MHz 48 MHz Rectangle.512 Digital PLL Digital PLL Rectangle.513 40KB ROM 40KBROM Rectangle.514 Rectangle.515 General Hardware Peripherals and Modules General Hardware Peripherals and Modules Rectangle.516 4× 32-bit Timers 4× 32-bit Timers Rectangle.517 SSI (SPI) SSI (SPI) Rectangle.518 Watchdog Timer Watchdog Timer Rectangle.519 Temperature and Battery Monitor Temperature and Battery Monitor Rectangle.520 RTC RTC Rectangle.521 I2C I2C Rectangle.522 UART UART Rectangle.523 I2S I2S Rectangle.524 Up to 32 GPIOs Up to 32 GPIOs Rectangle.525 AES & TRNG AES & TRNG Rectangle.526 32 ch. µDMA 32 ch. µDMA Rectangle.534 2x Low-Power Comparator 2x Low-Power Comparator Rectangle.535 12-bit ADC, 200 ks/s 12-bit ADC, 200 ks/s Rectangle.536 Time-to-Digital Converter Time-to-Digital Converter Rectangle.537 8-bit DAC 8-bit DAC Sheet.76