RW612 - Wi-Fi 6 + BLE 5.4 + 802.15.4 Tri-Radio MCU | NXP
料号： RW612 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $6.2 | $6.20 |
| 10 | $5.58 | $55.80 |
| 100 | $4.96 | $496.00 |
| 500 | $4.45 | $2,225.00 |
| 1,000 | $3.98 | $3,980.00 |
RW612 概述
A wireless MCU (microcontroller unit) integrates a general-purpose processor with one or more radio transceivers on a single die, collapsing the traditional two-chip solution of MCU plus connectivity module into one device. In the system hierarchy, it sits above standalone MCUs and below full application processors, serving the rapidly growing connected-device market where concurrent multiprotocol operation is required.
Key features of the RW612 include the tri-radio architecture that enables simultaneous or protocol-switched operation of Wi-Fi 6 (802.11ax), Bluetooth LE 5.4, and 802.15.4 (Thread/Zigbee), plus the 260 MHz Cortex-M33 with Armv8-M TrustZone security. This lets a single chip run a Wi-Fi network stack, a BLE companion application, and a Thread or Zigbee mesh node concurrently, dramatically reducing BOM cost and board area versus multi-chip designs.
Technically, the RW612 MCU subsystem includes 1.2 MB of on-chip SRAM and a Quad SPI interface with an on-the-fly decryption engine for securely accessing off-chip XIP (execute-in-place) flash and PSRAM. This hardware cryptography path protects external code and data without CPU overhead, while the high-bandwidth Quad SPI keeps code execution responsive for demanding wireless stack plus application workloads. According to the NXP RW612 datasheet, the part is PSA Certified as part of the RW61x family.
Typical applications include connected smart home devices and appliances, enterprise and industrial automation, smart accessories, and smart energy products. The dual-band Wi-Fi 6 support also improves power efficiency and network capacity compared to Wi-Fi 4/5 designs.
Design consideration: because the RW612 relies on external XIP flash for code storage, ensure your Quad SPI flash meets the timing and security requirements of the on-the-fly decryption engine, and plan RF layout carefully to support 2.4 GHz and 5 GHz antenna paths.
This page synthesizes verified datasheet parameters, drop-in family alternatives, application guidance, and design notes not consolidated in the manufacturer datasheet.
直接替换替代料： RW612 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
RW610
✅ 直接替换📋 参考替代料（不在目录中）
RW612 规格参数（制造商发布）
| Core | Arm Cortex-M33 with TrustZone-M |
| Core Frequency | 260 MHz |
| On-Chip SRAM | 1.2 MB |
| Radio 1 | Wi-Fi 6 (802.11ax) |
| Radio 2 | Bluetooth Low Energy 5.4 |
| Radio 3 | 802.15.4 (Thread / Zigbee) |
| Wi-Fi Bands | 2.4 GHz and 5 GHz (dual-band) |
| Wi-Fi Standards | 802.11 a/b/g/n/ac/ax |
| External Memory Interface | Quad SPI with on-the-fly decryption (XIP flash / PSRAM) |
| Security | Arm TrustZone-M, PSA Certified (RW61x) |
| 封装 | TFBGA |
| 安装类型 | Surface Mount |
| Product Type | Tri-radio wireless MCU |
RW612 接口与连接器
RW612 提供制造商发布的以下接口和连接器：无线。扩展排针引脚定义、连接器引脚编号和电气限值在制造商文档中定义。
| 无线 | 2.4 GHz and 5 GHz (dual-band) |
请参阅 制造商文档 以查看完整的扩展排针引脚和连接器引脚编号。
典型应用
RW612 适用于 6 应用s: Connected Smart Home Devices, Smart Home Hubs and Gateways, Enterprise and Industrial Automation, Smart Energy Products, Smart Accessories and Wearables-Adjacent Devices, Wireless Modules and System-on-Module Designs.
Connected Smart Home Devices
The RW612 fits smart home products such as hubs, door locks, sensors, and voice accessories because one chip covers Wi-Fi 6 (802.11ax), Bluetooth LE 5.4, and 802.15.4 (Thread/Zigbee). The 260 MHz Cortex-M33 with 1.2 MB on-chip SRAM runs the application plus multiple wireless stacks concurrently, while TrustZone-M and PSA Certified architecture protect user data. In a hub role, the tri-radio design bridges cloud connectivity (Wi-Fi 6, dual-band 2.4/5 GHz) with local Thread or Zigbee mesh and BLE commissioning without a second connectivity chipset. This cuts BOM cost and board area versus MCU-plus-module solutions, and Wi-Fi 6 efficiency features reduce average power in always-listening devices. A hub built on the RW612 typically pairs the Quad SPI encrypted-XIP flash with a 10/100 Ethernet or USB interface, keeping OTA firmware updates secure through the on-the-fly decryption engine.
推荐
Smart Home Hubs and Gateways
As a gateway processor, the RW612 excels because its tri-radio front end handles Wi-Fi 6 backhaul, Thread/Zigbee mesh coordination, and BLE provisioning in one TFBGA package. The 260 MHz Arm Cortex-M33 with 1.2 MB SRAM has headroom for a gateway application, protocol translation, and local automation logic, while the Quad SPI interface with on-the-fly decryption supports large XIP code images and PSRAM expansion for buffering. Security is anchored by TrustZone-M and the PSA Certified RW61x platform, critical for devices handling home access credentials. Compared to a Wi-Fi module plus a separate 802.15.4 SoC, the RW612 removes an entire processor, flash, and power tree from the design, and third-party vendors such as u-blox already ship dual-band Wi-Fi 6 modules built on this chipset, easing module-based sourcing strategies.
推荐
Enterprise and Industrial Automation
In enterprise and industrial automation, the RW612 provides robust dual-band Wi-Fi 6 connectivity (2.4 GHz and 5 GHz, 802.11 a/b/g/n/ac/ax) plus 802.15.4 mesh and BLE 5.4 commissioning on one certified platform. The 260 MHz Cortex-M33 delivers real-time responsiveness for sensor aggregation, actuator control, and protocol conversion, while Wi-Fi 6 improvements in network efficiency and client capacity suit dense factory deployments with many nodes per access point. The 1.2 MB on-chip SRAM handles concurrent stack and application data, and TrustZone-M with the encrypted Quad SPI XIP path protects proprietary control logic and OTA images. Hardware designers should give RF layout priority - separating 2.4 GHz and 5 GHz antenna paths and following the NXP reference design for the TFBGA footprint - to meet radio performance targets in electrically noisy industrial enclosures.
推荐
Smart Energy Products
Smart energy devices - meters, thermostats, energy displays, and load-control accessories - benefit from the RW612's 802.15.4 radio for Zigbee/Thread mesh networks that are standard in utility ecosystems, combined with Wi-Fi 6 for direct cloud connectivity and BLE 5.4 for installer configuration. The low-power architecture targets battery-assisted and always-on nodes alike: NXP classifies the RW612 as a low-power tri-radio wireless MCU, and single-chip integration removes the standby overhead of a second connectivity IC. The 260 MHz Cortex-M33 with 1.2 MB SRAM runs metering application logic, encryption, and multiple stacks concurrently, while TrustZone-M and on-the-fly encrypted XIP flash protect billing data and credentials. Designs should budget SRAM carefully when running Zigbee plus Wi-Fi concurrently, and use the datasheet power tables to model duty-cycled current consumption for battery life targets.
推荐
Smart Accessories and Wearables-Adjacent Devices
Smart accessories such as remote controls, panels, trackers, and appliance user interfaces use the RW612's BLE 5.4 link for smartphone pairing and the Wi-Fi 6 radio for cloud sync, with 802.15.4 available for Thread ecosystems like Matter-style deployments. The 260 MHz Cortex-M33 supports graphics-free but responsive UI processing with 1.2 MB on-chip SRAM, and the encrypted Quad SPI XIP interface keeps firmware images in low-cost external flash without exposing code. Single-chip tri-radio integration reduces PCB area in compact accessory enclosures and simplifies regulatory certification versus discrete radio modules. Developers should note the community-documented care needed around ISP pin assignments during flash programming, and validate power profiles on the FRDM-RW612 board before finalizing the battery and PMIC selection for accessory form factors.
推荐
Wireless Modules and System-on-Module Designs
Module makers frequently build around the RW612 because its chipset-level integration simplifies certification: one design covers Wi-Fi 6 (dual-band 802.11a/b/g/n/ac/ax), BLE 5.4, and 802.15.4. Real examples include u-blox's first dual-band Wi-Fi 6 tri-radio stand-alone module built on the RW612 chipset and Simplia's CONNECT RW612 6-in-1 M.2 2230 module that adds LTE Cat-M, NB-IoT, and GNSS around it. The 260 MHz Cortex-M33 and 1.2 MB SRAM give module hosts genuine application-processing capability over AT-command or host-driver interfaces, while the Quad SPI on-the-fly decryption engine secures module-internal flash - valuable for modules resold across customers. Module designers should mirror the NXP reference layout for the TFBGA RF section and verify 2.4/5 GHz antenna matching to preserve datasheet TX power and sensitivity figures across production spread.
推荐
推荐产品汇总
工程参考数据： RW612 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | RW610 | K32W148 |
|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Bluetooth LE | BLE 5.4 | BLE 5.4 | BLE (version per NXP datasheet) |
| 802.15.4 (Thread/Zigbee) | Yes | No | Yes |
关键差异点
- True tri-radio single-chip integration （对比 RW610)
- Application-grade processing on a wireless MCU （对比 K32W148)
- Hardware encrypted XIP execution （对比 K32W148)
设计说明
The RW612 RF section operates in both 2.4 GHz and 5 GHz bands, so follow the NXP reference design layout for the TFBGA footprint exactly: keep RF traces 50-ohm impedance-controlled with solid ground reference, place antenna matching components per the datasheet evaluation board (FRDM-RW612), and isolate the RF domain from the Quad SPI flash routing. Decouple all power pins with the recommended capacitor network placed within 2 mm of the balls. Violating the reference RF layout typically costs several dB in TX power and RX sensitivity that cannot be recovered in firmware tuning.
Tri-radio operation means peak transmit current occurs on whichever radio is active; model worst-case current as Wi-Fi 6 TX at maximum rate plus Cortex-M33 at 260 MHz, using the datasheet power tables. Size the DC-DC converter for these peaks with low-ESR output capacitance, since radio PA droop during bursts causes sensitivity loss. For battery designs, exploit 802.15.4 sleep modes and Wi-Fi power save, and verify duty-cycled average current on the FRDM-RW612 board before finalizing the PMIC and battery sizing.
Code executes from external XIP flash through the Quad SPI interface with on-the-fly decryption, so flash selection is a system-critical decision: the flash must support the required QSPI modes and the encryption workflow defined by NXP. Additionally, NXP community threads document inconsistencies between UM11865 (RW61x User Manual, Rev. 6) Table 45 and the RW612 datasheet regarding ISP pin assignments during serial download - verify ISP/boot strap pins against the latest datasheet revision before finalizing boot-mode strapping on your PCB.
合规信息
PSA Certified as part of the RW61x family per products.psacertified.org. RoHS/REACH status to be confirmed from NXP product pages.
