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CC3551E

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MCU inalámbrico SimpleLink™ con Wi-Fi® 6 de doble banda (2.4 GHz y 5 GHz) y Bluetooth® baja energía

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CC3551E

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Detalles del producto

CPU Arm® Cortex®-M33 Type Wireless MCU Technology Bluetooth® LE, Wi-Fi Protocols Qualified against Bluetooth® Core 5.4, Wi-Fi 2.4 GHz, Wi-Fi 5 GHz Operating system FreeRTOS Certifications Wi-Fi CERTIFIED Chip Throughput UDP (max) (Mbps) 20 Features 2M PHY, 802.11ax, AP, COEX, Coded PHY, Extended advertising, LE Secure Connections, STA Edge AI enabled Edge AI Studio enabled, NPU accelerated, Yes Hardware accelerators Arm TrustZone, CDE NPU, Floating point unit Security Cryptographic acceleration, Device attestation & anti-counterfeit, Hardware-enforced isolation, PSA level 1 and 2 ready, Secure boot, Secure communication, Secure debug, Secure firmware & software update, Secure storage Cryptographic accelerators AES, ECC, PKA, RNG, RSA, SHA-2, SHA-3, TRNG Rating Catalog Operating temperature range (°C) -40 to 105
CPU Arm® Cortex®-M33 Type Wireless MCU Technology Bluetooth® LE, Wi-Fi Protocols Qualified against Bluetooth® Core 5.4, Wi-Fi 2.4 GHz, Wi-Fi 5 GHz Operating system FreeRTOS Certifications Wi-Fi CERTIFIED Chip Throughput UDP (max) (Mbps) 20 Features 2M PHY, 802.11ax, AP, COEX, Coded PHY, Extended advertising, LE Secure Connections, STA Edge AI enabled Edge AI Studio enabled, NPU accelerated, Yes Hardware accelerators Arm TrustZone, CDE NPU, Floating point unit Security Cryptographic acceleration, Device attestation & anti-counterfeit, Hardware-enforced isolation, PSA level 1 and 2 ready, Secure boot, Secure communication, Secure debug, Secure firmware & software update, Secure storage Cryptographic accelerators AES, ECC, PKA, RNG, RSA, SHA-2, SHA-3, TRNG Rating Catalog Operating temperature range (°C) -40 to 105
VQFN (RSH) 56 49 mm² 7 x 7

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
  • 1.1MB embedded SRAM including 128KB TCM for Wi-Fi™, Bluetooth Low Energy, networking, and application data

Peripherals

  • Up to 36 I/Os with flexible multiplexing options
  • 8 × general-purpose timers and pulse-width modulation (PWM)
  • 3 × 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 a/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 20.5dBm output power at 1 DSSS
    • Role support: STA, softAP , 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:
      • 20.5dBm at 1DSSS
      • 17.8dBm at 54OFDM
    • Wi-Fi RX Sensitivity:
      • –98.7dBm at 1DSSS
      • –76.6dBm at 54OFDM
  • 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 ability to program root-of-trust public key
  • Secure over-the-air (OTA) updates
  • Anti-rollback protection

Clock Source

  • Fast clock: 52MHz XTAL
  • Slow clock: Internal low-frequency oscillator, 32.768kHz XTAL, or external slow clock source

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

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
  • 1.1MB embedded SRAM including 128KB TCM for Wi-Fi™, Bluetooth Low Energy, networking, and application data

Peripherals

  • Up to 36 I/Os with flexible multiplexing options
  • 8 × general-purpose timers and pulse-width modulation (PWM)
  • 3 × 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 a/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 20.5dBm output power at 1 DSSS
    • Role support: STA, softAP , 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:
      • 20.5dBm at 1DSSS
      • 17.8dBm at 54OFDM
    • Wi-Fi RX Sensitivity:
      • –98.7dBm at 1DSSS
      • –76.6dBm at 54OFDM
  • 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 ability to program root-of-trust public key
  • Secure over-the-air (OTA) updates
  • Anti-rollback protection

Clock Source

  • Fast clock: 52MHz XTAL
  • Slow clock: Internal low-frequency oscillator, 32.768kHz XTAL, or external slow clock source

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

The SimpleLink™ Wi-Fi system-on-chip CC35xx family is where affordability meets reliability, enabling engineers to connect more applications with confidence. CC35xx are single-chip Wi-Fi 6 and Bluetooth Low Energy 5.4 wireless microcontrollers (MCUs). The CC3550E and CC3551E are the first dual-band devices in this pin-to-pin compatible family.

  • CC3550E: 2.4GHz and 5GHz Wi-Fi 6 wireless MCU
  • CC3551E: 2.4GHz and 5GHz Wi-Fi 6 and Bluetooth low energy 5.4 wireless MCU

The CC355xE offers the latest standards from Wi-Fi and Bluetooth Low Energy while maintaining compatibility with Wi-Fi 4 (802.11 a/b/g/n) and Wi-Fi 5 (802.11 ac). These CC355xE are the 10th-generation connectivity combo chip from Texas Instruments. As such, the CC355xE is based on proven technology. These devices are an excellent choice to use in cost-sensitive embedded applications with RTOS software. CC355xE brings the efficiency of Wi-Fi 6 to embedded device applications for the Internet of Things (IoT), with a small PCB footprint and highly optimized bill of materials. Future device flavors will include in-package PSRAM for additional runtime memory, see the table below.

The SimpleLink™ Wi-Fi system-on-chip CC35xx family is where affordability meets reliability, enabling engineers to connect more applications with confidence. CC35xx are single-chip Wi-Fi 6 and Bluetooth Low Energy 5.4 wireless microcontrollers (MCUs). The CC3550E and CC3551E are the first dual-band devices in this pin-to-pin compatible family.

  • CC3550E: 2.4GHz and 5GHz Wi-Fi 6 wireless MCU
  • CC3551E: 2.4GHz and 5GHz Wi-Fi 6 and Bluetooth low energy 5.4 wireless MCU

The CC355xE offers the latest standards from Wi-Fi and Bluetooth Low Energy while maintaining compatibility with Wi-Fi 4 (802.11 a/b/g/n) and Wi-Fi 5 (802.11 ac). These CC355xE are the 10th-generation connectivity combo chip from Texas Instruments. As such, the CC355xE is based on proven technology. These devices are an excellent choice to use in cost-sensitive embedded applications with RTOS software. CC355xE brings the efficiency of Wi-Fi 6 to embedded device applications for the Internet of Things (IoT), with a small PCB footprint and highly optimized bill of materials. Future device flavors will include in-package PSRAM for additional runtime memory, see the table below.
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Documentación técnica

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Documentación principal Tipo Título Opciones de formato Fecha
* Data sheet CC355xE SimpleLink 2.4GHz and 5GHz Dual-Band Wi-Fi 6 and Bluetooth Low Energy Wireless MCU datasheet (Rev. A) PDF | HTML 06 mar 2026
* Errata CC355xE SimpleLink 2.4GHz and 5GHz Dual-Band Wi-Fi 6 and Bluetooth Low Energy Wireless MCU Errata PDF | HTML 05 dic 2025
* User guide CC35xx SimpleLink™ Wi-Fi 6 and Bluetooth® Low Energy Wireless MCU Technical Reference Manual PDF | HTML 16 dic 2025
Application note CC35xx Production Guide PDF | HTML 21 may 2026
User guide CC35xx Hardware Integration PDF | HTML 07 abr 2026
Technical article Solving key wireless connectivity cyber security challenges with low-power wireless MCUs (Rev. A) PDF | HTML 11 dic 2024

Diseño y desarrollo

Para conocer los términos adicionales o los recursos necesarios, haga clic en cualquier título de abajo para ver la página de detalles cuando esté disponible.

Placa de evaluación

LP-EM-CC35X1 — Kit de desarrollo CC35xxE LaunchPad™ para MCU inalámbrica SimpleLink™ Wi‑Fi 6 Bluetooth® de baja ene

Gracias al microcontrolador (MCU) inalámbrico CC3551E Wi-Fi 6 y Bluetooth® de baja energía, el kit de desarrollo LP-EM-CC35X1 SimpleLink™ LaunchPad™ ofrece una placa de pruebas y desarrollo que cuenta con sensores integrados, botones y opciones de interfaz sencillas para emuladores. Como resultado (...)
Guía del usuario: PDF | HTML
No disponible en TI.com
Placa de evaluación

LP-EM-CC35X1ET — Kit de desarrollo CC35xxET LaunchPad™ para MCU inalámbrica SimpleLink™ Wi‑Fi 6 Bluetooth® de baja en

El kit de desarrollo CC35xxE SimpleLink™ LaunchPad™ resalta el microcontrolador (MCU) inalámbrico de Bluetooth® baja energía y Wi-Fi 6 del CC35xxE, ya que ofrece una placa de pruebas y desarrollo que cuenta con sensores integrados, botones y opciones de interfaz sencillas para emuladores. Como (...)
Guía del usuario: PDF | HTML
No disponible en TI.com
Tarjeta secundaria

BDE-3P-BW3551X — Módulos MCU inalámbricos TI CC3551E

BDE-BW3551 es una serie de módulos MCU inalámbricos combinados Wi-Fi® 6 y Bluetooth® LE de doble banda de 2.4 GHz y 5 GHz basados en el sistema en chip SimpleLink™ Wi-Fi CC3551 de TI. Esta serie de módulos es ideal para aplicaciones integradas que requieren un bajo costo con software RTOS, donde (...)
Desde: BDE Technology Inc.
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Tarjeta secundaria

TTC-3P-SR3551 — El TTC SR-355101PC2N admite Wi-Fi 6 y BLE de doble banda de 2.4 GHz y 5 GHz

El módulo CC3551E es un módulo inalámbrico WIFI+ Bluetooth doble diseñado con CC3551E como núcleo. El wifi es compatible con MAC, banda base y transceptores RF de IEEE 802.11b/g/n/ax a 2,4 GHz y 5 GHz, canal de 20 MHz de flujo único, rendimiento de aplicación de hasta 20 Mbps (UDP), cifrado y (...)

Desde: Shenzhen Shengrun Technology Co., Ltd.
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Kit de desarrollo

WS-3P-WS8712 — Módulo Wi-Fi 6 de doble banda de 2.4 GHz/5 GHz y Bluetooth BLE5.4

WS8712 es un módulo de alto rendimiento y alta fiabilidad con Wi‑Fi 6 de doble banda y Bluetooth®, desarrollado sobre la base del chip Wi‑Fi 6 de próxima generación CC3551E de TI. Cuenta con un potente procesador integrado Arm® Cortex®‑M33 de 160 MHz con FPU, TrustZone® y capacidades de aceleración (...)

Desde: Silent Smart Technology Co., Ltd.
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Kit de desarrollo de software (SDK)

SIMPLELINK-WIFI-SDK — SimpleLink Wi-Fi SDK for the CC35xxE Devices

The SimpleLink™ Wi-Fi® SDK provides a comprehensive software toolkit for developing IoT applications on the CC35xxE family of wireless MCUs. This powerful SDK includes essential components like the Bluetooth® LE protocol stack supporting Bluetooth 5.4, Wi-Fi 6 with an included networking stack (...)
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Software de aplicación y estructura

SIMPLELINK-WIFI-TOOLBOX — SimpleLink Wi-Fi Toolbox collection of tools to help development and testing of the CC33xx and CC35xxE Devices

The Wi-Fi toolbox package provides all the capabilities required to debug and monitor WLAN/Bluetooth® Low Energy firmware with a host, perform RF validation tests, run pretest for regulatory certification testing, and debug hardware and software platform integration issues.

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IDE, configuración, compilador o depurador

CCSTUDIO — Code Composer Studio™ integrated development environment (IDE)

CCStudio™ IDE is part of TI's extensive CCStudio™ development ecosystem and is an integrated development environment for TI's microcontrollers, processors, wireless connectivity devices, and radar sensors. CCStudio IDE is available as desktop or cloud-based applications. The cloud version (...)

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IDE, configuración, compilador o depurador

EDGE-AI-STUDIO-MCU — Edge AI Studio for Microcontrollers

Edge AI Studio is part of the CCStudio™ development tool ecosystem.  Edge AI Studio is a collection of graphical and command line tools designed to accelerate edge AI development on TI processors, microcontrollers, connectivity devices and radar sensors.  It supports both AI-accelerated (...)

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IDE, configuración, compilador o depurador

SYSCONFIG — Standalone desktop version of SysConfig

CCStudio™ SysConfig is part of TI's extensive CCStudio™ development ecosystem and is a configuration tool that simplifies hardware and software configuration challenges to accelerate software development.

SysConfig provides an intuitive graphical user interface for configuring pins, peripherals, (...)

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Enchufe

SIMPLELINK-SDK-EDGEAI-PLUGIN — Edge AI Plugin and application support for SimpleLink™ family of devices

The SimpleLink™ Low Power SDKs support the CC13xx, CC23xx, CC26xx and CC27xx family of products. Together, these SDKs provide comprehensive software packages for the development of Sub-1 GHz and 2.4 GHz applications including support for Bluetooth® Low Energy, Mesh, Zigbee®, Matter, Thread, (...)

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Herramienta de programación de software

UNIFLASH — UniFlash for most TI microcontrollers (MCUs) and mmWave sensors

UniFlash is part of TI's extensive CCStudio™ development ecosystem and is a software tool for programming on-chip flash on TI microcontrollers and wireless connectivity devices and on-board flash for TI processors. UniFlash provides both graphical and command-line interfaces and can be run on (...)

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VQFN (RSH) 56 Ultra Librarian
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Pedidos y calidad

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  • REACH
  • Marcado del dispositivo
  • Acabado de plomo/material de la bola
  • Clasificación de nivel de sensibilidad a la humedad (MSL)/reflujo máximo
  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
  • Contenido del material
  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
Información incluida:
  • Lugar de fabricación
  • Lugar de ensamblaje

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