SiWx917 無線 SoCs | Wi-Fi 6 + 低功耗藍牙 5.4

SiWx917

The SiWx917 features Wi-Fi 6, Bluetooth 5.4 LE, and an integrated applications processor. It's Matter-ready with industry-leading energy efficiency, ideal for battery-powered IoT devices with always-on cloud connectivity.

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產品敘述產品規格 Data Sheet

產品敘述

SiWx917 SoC 是 Silicon Labs 功耗最低的 Wi-Fi 6 SoC，是使用 Wi-Fi®、藍牙、Matter 和 IP 網路實現安全雲連接的超低功耗物聯網無線設備的理想之選。非常適合於開發需由使用時間較長的電池供電的設備。 SiWx917 SoC 包括超低功耗 Wi-Fi 6 及藍牙低功耗(LE) 5.4 無線 CPU 子系統，以及整合微控制器 (MCU) 應用子系統、安全功能、週邊設備和電源管理子系統，所有這些都整合在一個尺寸為 7 x 7 mm 的 QFN 封裝中。無線子系統由運轉速度高達 160 MHz 的多執行緒處理器、基頻數位訊號處理、類比前端、2.4 GHz RF 收發器和整合式功率放大器組成。應用子系統由運作頻率高達 180 MHz 的 ARM® Cortex®-M4F、嵌入式 SRAM、快閃記憶體和感測器集線器組成。 ARM® Cortex®-M4F 專門用於週邊設備和應用相關處理，而多執行緒處理器在獨立執行緒上運行無線和網路協定棧，因此可提供完全整合的解決方案，可直接用於各種嵌入式無線物聯網應用。

目標應用:

智慧家庭
消費者健康和穿戴設備
醫療
工業
零售
智慧建築與城市
資產追蹤

SiWx917 產品規格

超低功耗無線晶片系統

Wi-Fi single band 2.4 GHz and Bluetooth Low Energy 5.1 wireless radio
Quad-thread ThreadArch® processor up to 160 MHz
ARM® Cortex®-M4 processor with FPU application MCU up to 180 MHz
Integrated baseband processor, RF transceiver, high-power amplifier, balun and T/R switch
Integrated PSA-L2 certifiable security engine, and AI/ML accelerator
Embedded SRAM up to 672 KB FLASH up to 8 Mb and supports opt external PSRAM

Wi-Fi 6

Compliant to IEEE 802.11ax, 2.4 GHz, 20 MHz, single-spatial stream
Supports 802.11ax features such as OFDMA, UL/DL MU-MIMO, and Target Wake Time (TWT)
Transmit power up to +21 dBm with integrated PA
Receive sensitivity as low as -98 dBm
Data Rates: 802.11ax MCS0 to MCS7
Operating frequency range: 2412 MHz - 2484 MHz

藍牙低功耗5.4

Transmit power up to +19 dBm with integrated PA
Receive sensitivity: LE: -95 dBm, LR 125 Kbps: -106 dBm
Operating frequency range: 2402 MHz - 2480 MHz
Bluetooth Low Energy 1 Mbps, 2 Mbps and Long-Range modes (125 kbps, 500 kbps)

微控制器子系統

ARM® Cortex®-M4 processor FPU core with up to 180 MHz
Integrated FPU, MPU, and NVIC
In-System Programming (ISP) and Over-the-Air (OTA) wireless firmware update
Power-On Reset (POR), Brown/Black-out and Black-out Detection
Rich set of Analog and Digital Peripherals
Digital Peripherals - SDIO, 1x USART, 2x UART, 4x SPI, 3x I2C, 2x I2S, SIO, PWM, QEI
Timers: 4x 16/32-bit, 1x 24-bit, WDT, RTC
Up to 46 GPIOs (GPIO Multiplexer)
Analog Peripherals - 12-bit 16-ch, 5 Msps ADC, 10-bit DAC
3x Op-amps 2x Comparators, IR detector and Temp Sensor, 8 capacitive touch sensor inputs

高安全性

PSA-L2 Certifiable
QSPI Secure XIP from Flash (w/ AES-XTS)
Secure Zone, Separated TEE
TRNG, Root of trust (PUF)
Secure Boot & OTA
Advanced Cryptographic Accelerators

超低系統功耗

Wi-Fi Standby Associated mode current: 50 μA @ 1-second interval
Deep sleep current < 1 μA, Sleep/Standby current (RAM retention) < 10 μA
Low MCU Sub-system active current: 19 μA/MHz in LP mode

Matter

Matter over Wi-Fi with Bluetooth LE commissioning

軟體和協定支持

Integrated Wi-Fi stack, TCP/IP stack, Bluetooth stack supporting wireless coexistence
Matter over Wi-Fi with Bluetooth LE commissioning
Support for Embedded Client mode, Access Point mode, Concurrent Wi-Fi and Bluetooth LE mode
Supports advanced Wi-Fi and Networking security features: WPA2/WPA3-Personal and Enterprise security
Integrated TCP/IP stack supports HTTP/HTTPS, DHCP, SSL/TLS1.3, MQTT
Wireless firmware upgrade and provisioning
Supports host-less SoC modes and hosted (Transceiver and Network Co-processor (NCP) modes