Loading [MathJax]/jax/output/SVG/fonts/TeX/fontdata.js
Data Sheet
CC355xE SimpleLink 2.4GHz and 5GHz Dual-Band Wi-Fi 6 and Bluetooth Low Energy Wireless MCU
1 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 and 5GHz, 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
