홈 무선 연결 Wi-Fi 제품
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무선 연결
Wi-Fi 제품
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CC3551E

활성

이중 대역(2.4GHz 및 5GHz) Wi-Fi® 6 및 Bluetooth® 저에너지를 지원하는 SimpleLink™ 무선 MCU

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CC3551E

활성
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제품 상세 정보

Processor 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 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 Rating Catalog Operating temperature range (°C) -40 to 105 Cryptographic accelerators RNG
Processor 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 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 Rating Catalog Operating temperature range (°C) -40 to 105 Cryptographic accelerators RNG
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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4개 모두 보기
상위 문서 유형 직함 형식 옵션 날짜
* Data sheet CC355xE SimpleLink 2.4GHz and 5GHz Dual-Band Wi-Fi 6 and Bluetooth Low Energy Wireless MCU datasheet (Rev. A) PDF | HTML 2026/03/06
* Errata CC355xE SimpleLink 2.4GHz and 5GHz Dual-Band Wi-Fi 6 and Bluetooth Low Energy Wireless MCU Errata PDF | HTML 2025/12/05
* User guide CC35xx SimpleLink™ Wi-Fi 6 and Bluetooth® Low Energy Wireless MCU Technical Reference Manual PDF | HTML 2025/12/16
Technical article 저전력 무선 MCU로 주요 무선 연결 사이버 보안 문제 해결 (Rev. A) PDF | HTML 2024/12/16

설계 및 개발

추가 조건 또는 필수 리소스는 사용 가능한 경우 아래 제목을 클릭하여 세부 정보 페이지를 확인하세요.

평가 보드

LP-EM-CC35X1 — SimpleLink™ Wi-Fi 6 및 Bluetooth® 저에너지 무선 MCU용 CC35xxE LaunchPad™ 개발 키트

LP-EM-CC35X1 SimpleLink™ LaunchPad™ 개발 키트는 CC3551E Wi-Fi 6 및 Bluetooth ® 저에너지 무선 MCU를 강조하여 즉시 사용 가능한 완벽한 환경과 빠른 개발 플랫폼을 위해 온보드 센서, 버튼, 간편한 인터페이스 옵션을 갖춘 테스트 및 개발 보드를 제공합니다. 이 키트는 핀 대 핀 호환 CC3500E, CC3501E, CC3550E 및 CC3551E Wi-Fi 6 및 Bluetooth 저에너지 무선 MCU를 위한 소프트웨어 개발을 지원하여 Wi-Fi 제품을 신속하게 출시할 수 있도록 (...)
사용 설명서: PDF | HTML
TI.com에서 구매할 수 없음
도터 카드

BDE-3P-BW3551X — TI CC3551E 무선 MCU 모듈

BDE-BW3551은 TI의 SimpleLink™ Wi-Fi 시스템 온 칩 CC3551을 기반으로 하는 2.4GHz 및 5GHz 이중 대역 Wi-Fi® 6 및 Bluetooth® LE 콤보 무선 MCU 모듈 시리즈입니다. 이 모듈 시리즈는 최대 애플리케이션 처리량 요구 사항이 최대 20Mbps이며 RTOS 소프트웨어를 사용하는 비용에 민감한 임베디드 애플리케이션에 이상적입니다. BDE-BW3551 모듈 시리즈는 IoT(사물인터넷)용 임베디드 장치 애플리케이션에 Wi-Fi 6의 효율성을 결합하기 위한 탁월한 선택입니다. 이 (...)
발송: BDE Technology Inc.
View Options
도터 카드

TTC-3P-SR3551 — TTC SR-355101PC2N은 2.4GHz 및 5GHz 이중 대역 Wi-Fi 6 및 BLE를 지원합니다

CC3551E 모듈은 CC3551E를 핵심으로 설계된 WIFI+ Bluetooth 듀얼-인-원 무선 모듈입니다. 와이파이는 2.4GHz 및 5GHz 대역에서 IEEE 802.11b/g/n/ax 규격의 MAC, 베이스밴드 및 RF 트랜시버를 지원하며, 단일 스트림 20MHz 채널, 최대 20Mbps(UDP)의 애플리케이션 처리량, 하드웨어 기반 암호화 및 복호화를 지원하며 WPA2 및 WPA3를 지원합니다. 4비트 SDIO 및 SPI 호스트 인터페이스 지원. 블루투스는 저전력 Bluetooth® 5.4, LE 인코딩 (...)

발송: Shenzhen Shengrun Technology Co., Ltd.
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개발 키트

WS-3P-WS8712 — 2.4GHz 및 5GHz 듀얼 대역 Wi-Fi 6 및 BLE 5.4 Bluetooth 모듈

WS8712는 TI의 차세대 Wi-Fi 6칩 CC3551E를 기반으로 개발된 고성능, 고신뢰성 듀얼 대역 Wi-Fi 6 및 Bluetooth® 모듈입니다. 이 제품에는 FPU, TrustZone®, AI 가속 기능을 지원하는 강력한 내장 160MHz Arm® Cortex®-M33 프로세서가 탑재되어 있습니다. 이 모듈은 20dBm@1Mbps DSSS 및 16dBm@54Mbps OFDM의 최대 무선 전송 전력을 지원합니다.

기능적으로 보면, 이 모듈은 IEEE 802.11 b/g/n/ax 표준, 2.4GHz와 5GHz 대역 모두에서 (...)

발송: Silent Smart Technology Co., Ltd.
파트너 사이트 방문
소프트웨어 개발 키트(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 (...)
지원되는 제품 및 하드웨어

지원되는 제품 및 하드웨어
찾아보기 다운로드 옵션
애플리케이션 소프트웨어 및 프레임워크

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.

지원되는 제품 및 하드웨어

지원되는 제품 및 하드웨어
다운로드 옵션
IDE, 구성, 컴파일러 또는 디버거

CCSTUDIO — Code Composer Studio integrated development environment (IDE)

CCStudio™ IDE is part of TI's extensive CCStudio™ development tool ecosystem. It is an integrated development environment (IDE) for TI's microcontrollers, processors, wireless connectivity devices and radar sensors. It is comprised of a rich suite of tools used to build, debug, analyze and optimize (...)

지원되는 제품 및 하드웨어

지원되는 제품 및 하드웨어
시작 다운로드 옵션
IDE, 구성, 컴파일러 또는 디버거

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 (...)

지원되는 제품 및 하드웨어

지원되는 제품 및 하드웨어
시작 다운로드 옵션
IDE, 구성, 컴파일러 또는 디버거

SYSCONFIG — Standalone desktop version of SysConfig

SysConfig is a configuration tool designed to simplify hardware and software configuration challenges to accelerate software development.

SysConfig is available as part of the Code Composer Studio™ integrated development environment as well as a standalone application. Additionally SysConfig (...)

지원되는 제품 및 하드웨어

지원되는 제품 및 하드웨어
시작 다운로드 옵션
플러그 인

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

The SimpleLink™ Low Power SDKs support the CC13xx, CC23xx and CC26xx 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, 802.15.4-based, (...)

지원되는 제품 및 하드웨어

지원되는 제품 및 하드웨어
시작 다운로드 옵션
소프트웨어 프로그래밍 도구

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

UniFlash 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.

UniFlash can be run from the cloud on the TI Developer Zone or downloaded and used (...)

지원되는 제품 및 하드웨어

지원되는 제품 및 하드웨어
시작 다운로드 옵션
패키지 핀 CAD 기호, 풋프린트 및 3D 모델
VQFN (RSH) 56 Ultra Librarian
TI의 평가 항목에 대한 표준 약관이 적용됩니다.

주문 및 품질

포함된 정보:
  • RoHS
  • REACH
  • 디바이스 마킹
  • 납 마감/볼 재질
  • MSL 등급/피크 리플로우
  • MTBF/FIT 예측
  • 물질 성분
  • 인증 요약
  • 지속적인 신뢰성 모니터링
포함된 정보:
  • 팹 위치
  • 조립 위치

권장 제품에는 본 TI 제품과 관련된 매개 변수, 평가 모듈 또는 레퍼런스 디자인이 있을 수 있습니다.

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