SWRS254A May   2021  – November 2021 CC1312R7

PRODUCTION DATA  

  1. Features
  2. Applications
  3. Description
    1. 3.1 Functional Block Diagram
  4. Revision History
  5. Device Comparison
  6. Terminal Configuration and Functions
    1. 6.1 Pin Diagram – RGZ Package (Top View)
    2. 6.2 Signal Descriptions – RGZ Package
    3. 6.3 Connections for Unused Pins and Modules
  7. Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings
    3. 7.3  Recommended Operating Conditions
    4. 7.4  Power Supply and Modules
    5. 7.5  Power Consumption - Power Modes
    6. 7.6  Power Consumption - Radio Modes
    7. 7.7  Nonvolatile (Flash) Memory Characteristics
    8. 7.8  Thermal Resistance Characteristics
    9. 7.9  RF Frequency Bands
    10. 7.10 861 MHz to 1054 MHz - Receive (RX)
    11. 7.11 861 MHz to 1054 MHz - Transmit (TX) 
    12. 7.12 861 MHz to 1054 MHz - PLL Phase Noise Wideband Mode
    13. 7.13 861 MHz to 1054 MHz - PLL Phase Noise Narrowband Mode
    14. 7.14 Timing and Switching Characteristics
      1. 7.14.1 Reset Timing
      2. 7.14.2 Wakeup Timing
      3. 7.14.3 Clock Specifications
        1. 7.14.3.1 48 MHz Crystal Oscillator (XOSC_HF)
        2. 7.14.3.2 48 MHz RC Oscillator (RCOSC_HF)
        3. 7.14.3.3 2 MHz RC Oscillator (RCOSC_MF)
        4. 7.14.3.4 32.768 kHz Crystal Oscillator (XOSC_LF)
        5. 7.14.3.5 32 kHz RC Oscillator (RCOSC_LF)
      4. 7.14.4 Synchronous Serial Interface (SSI) Characteristics
        1. 7.14.4.1 Synchronous Serial Interface (SSI) Characteristics
        2.       36
      5. 7.14.5 UART
        1. 7.14.5.1 UART Characteristics
    15. 7.15 Peripheral Characteristics
      1. 7.15.1 ADC
        1. 7.15.1.1 Analog-to-Digital Converter (ADC) Characteristics
      2. 7.15.2 DAC
        1. 7.15.2.1 Digital-to-Analog Converter (DAC) Characteristics
      3. 7.15.3 Temperature and Battery Monitor
        1. 7.15.3.1 Temperature Sensor
        2. 7.15.3.2 Battery Monitor
      4. 7.15.4 Comparators
        1. 7.15.4.1 Low-Power Clocked Comparator
        2. 7.15.4.2 Continuous Time Comparator
      5. 7.15.5 Current Source
        1. 7.15.5.1 Programmable Current Source
      6. 7.15.6 GPIO
        1. 7.15.6.1 GPIO DC Characteristics
    16. 7.16 Typical Characteristics
      1. 7.16.1 MCU Current
      2. 7.16.2 RX Current
      3. 7.16.3 TX Current
      4. 7.16.4 RX Performance
      5. 7.16.5 TX Performance
      6. 7.16.6 ADC Performance
  8. Detailed Description
    1. 8.1  Overview
    2. 8.2  System CPU
    3. 8.3  Radio (RF Core)
      1. 8.3.1 Proprietary Radio Formats
    4. 8.4  Memory
    5. 8.5  Sensor Controller
    6. 8.6  Cryptography
    7. 8.7  Timers
    8. 8.8  Serial Peripherals and I/O
    9. 8.9  Battery and Temperature Monitor
    10. 8.10 µDMA
    11. 8.11 Debug
    12. 8.12 Power Management
    13. 8.13 Clock Systems
    14. 8.14 Network Processor
  9. Application, Implementation, and Layout
    1. 9.1 Reference Designs
    2. 9.2 Junction Temperature Calculation
  10. 10Device and Documentation Support
    1. 10.1 Device Nomenclature
    2. 10.2 Tools and Software
      1. 10.2.1 SimpleLink™ Microcontroller Platform
    3. 10.3 Documentation Support
    4. 10.4 Support Resources
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
  11. 11Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Features

Wireless microcontroller

  • Powerful 48-MHz Arm® Cortex®-M4F processor
  • 704KB flash program memory
  • 256KB of ROM for protocols and library functions
  • 8KB of cache SRAM
  • 144KB of ultra-low leakage SRAM with parity for high-reliability operation
  • Dynamic multiprotocol manager (DMM) driver
  • Programmable radio includes support for 2-(G)FSK, 4-(G)FSK, MSK, OOK, IEEE 802.15.4 PHY and MAC
  • Supports over-the-air upgrade (OTA)

Ultra-low power sensor controller

  • Autonomous MCU with 4KB of SRAM
  • Sample, store, and process sensor data
  • Fast wake-up for low-power operation
  • Software defined peripherals; capacitive touch, flow meter, LCD

Low power consumption

  • MCU consumption:
    • 2.63 mA active mode, CoreMark
    • 55 μA/MHz running CoreMark
    • 0.8 μA standby mode, RTC, 144KB RAM
    • 0.1 μA shutdown mode, wake-up on pin
  • Ultra low-power sensor controller consumption:
    • 25.2 μA in 2 MHz mode
    • 701 μA in 24 MHz mode
  • Radio Consumption:
    • 5.4 mA RX at 868 MHz
    • 24.9 mA TX at +14 dBm at 868 MHz

Wireless protocol support

High performance radio

  • -121 dBm for 2.5-kbps long-range mode
  • -110 dBm at 50 kbps, 802.15.4, 868 MHz
  • Output power up to +14 dBm with temperature compensation

Regulatory compliance

  • Suitable for systems targeting compliance with these standards:
    • ETSI EN 300 220 Receiver Cat. 1.5 and 2, EN 303 131, EN 303 204
    • FCC CFR47 Part 15
    • ARIB STD-T108

MCU peripherals

  • Digital peripherals can be routed to any GPIO
  • Four 32-bit or eight 16-bit general-purpose timers
  • 12-bit ADC, 200 kSamples/s, 8 channels
  • 8-bit DAC
  • Two comparators
  • Programmable current source
  • Two UART, two SSI, I2C, I2S
  • Real-time clock (RTC)
  • Integrated temperature and battery monitor

Security enablers

  • AES 128- and 256-bit cryptographic accelerator
  • ECC and RSA public key hardware accelerator
  • SHA2 Accelerator (full suite up to SHA-512)
  • True random number generator (TRNG)

Development tools and software

Operating range

  • On-chip buck DC/DC converter
  • 1.8-V to 3.8-V single supply voltage
  • -40 to +105°C

Package

  • 7-mm × 7-mm RGZ VQFN48 (30 GPIOs)
  • RoHS-compliant package