SWRS309A September   2024  – January 2025 CC3501E

ADVANCE INFORMATION  

  1.   1
  2. 1Features
  3. 2Applications
  4. 3Description
  5. 4Functional Block Diagram
  6. 5Pin Diagram
  7. 6Device and Documentation Support
    1. 6.1 Third-Party Products Disclaimer
    2. 6.2 Trademarks
    3. 6.3 Support Resources
    4. 6.4 Electrostatic Discharge Caution
    5. 6.5 Glossary
  8. 7Revision History
  9. 8Mechanical, Packaging, and Orderable Information

Features

Microcontroller

  • Powerful 160MHz Arm®Cortex®-M33 processor with FPU, TrustZone®, and AI acceleration
  • High-speed quad-SPI and octal-SPI for XiP flash with on-the-fly decryption
  • Flexible configuration of low-latency TCM (up to 32KB) and Cache (32KB or 64KB) for improved code execution performance
  • Over 1MB embedded SRAM including 128KB TCM for Wi-Fi, BLE, networking, and application data

Peripherals

  • Up to 38 I/Os with flexible multiplexing options
  • 8 × general-purpose timers and pulse-width modulation (PWM)
  • 2 × universal asynchronous receiver-transmitter (UART)
  • 2 × Serial Peripheral Interface (SPI)
  • 2 × inter-integrated circuit (I2C)
  • Inter-IC sound (I2S)
  • Pulse density modulation (PDM)
  • Secure digital and multimedia card (SD/MMC)
  • Secure digital input output (SDIO) 2.0
  • Controller area network (CAN) 2.0
  • 8-channel, 12-bit analog-to-digital converter (ADC)

System Services

  • Direct memory access (DMA)
  • One-time-programmable memory (OTP)
  • Real-time clock (RTC) and watchdog timer (WDT)

Radio

  • Wi-Fi 6 (802.11ax)

    • 2.4GHz, single-stream 20MHz channels with application throughput up to 20Mbps (UDP)
    • Compatible with IEEE 802.11 b/g/n/ax
      • Orthogonal frequency-division multiple access (OFDMA)
      • Target wake time (TWT)
      • Trigger frames
      • Basic service set (BSS) color
    • Integrated PA for a complete WLAN system with up to 20dBm output power at 1 DSSS
    • Role support: STA, softAP with up to four stations, Wi-Fi direct, multi-role AP + STA
    • Support for personal and enterprise Wi-Fi security: WPA and WPA2 PSK, WPA2 Enterprise, WPA3 personal or enterprise
    • Wi-Fi TX Power:
      • 20dBm at 1 DSSS
      • 16dBm at 54 OFDM
    • Wi-Fi RX Sensitivity:
      • –98.6dBm at 1 DSSS
      • –77.2dBm at 54 OFDM
  • Bluetooth® low energy
    • Bluetooth low energy 5.4 certified stack
    • Supports long-range and high-speed PHYs (up to 2Mbps)

Security Features

  • ARM TrustZone
  • Hardware security module supporting all of the following:
    • ECC, RSA, AES, SHA2/3, MD5, CRC 16/32, and TRNG
    • Secure key storage
  • Initial secure programming
  • Secure boot
  • Software IP and cloning protection
  • Debug security through JTAG and debug port lock
  • OTP with the ability to program root-of-trust public key
  • Secure over-the-air (OTA) updates
  • Anti-rollback protection

Clock Source

  • 52MHz crystal
  • Internal 32.768kHz low-frequency oscillator, external XTAL, or slow clock options

Power Management

  • Support for 3.3V and 1.8V on multiple I/O domains
  • Supplies: VPA: 3.3V, VMAIN: 1.8V, VIO: 1.8/3.3V

Key Benefits

  • Complete software development kit with open-source TCP/IP and TLS stacks
  • Operating temperature: –40°C to +105°C
  • Support for 3-wire PTA coexistence interface for use with external 2.4GHz radios (for example Thread or Zigbee®)
  • Antenna selection capability

Package

  • Easy to design with 56-pin, 7mm × 7mm quad flat no leaded (QFN) package