Matter over Thread Matter over Thread

Integrated Matter Over Thread SoCs

Matter over Thread delivers low-power, IP-based connectivity for secure and reliable IoT networks. It combines Matter’s cross-ecosystem interoperability with Thread’s efficient mesh architecture, enabling seamless communication, fast setup, strong coverage, and long battery life—ideal for scalable, energy-efficient connected products.

Technical Highlights

  1. Optimized for Matter Over Thread Operations: Thread devices are engineered for long battery life with deep-sleep modes and sub-milliamp standby current, making them ideal for always-on smart sensors and controllers
  2. Robust IEEE 802.15.4 Radio Performance: Built on the proven 2.4 GHz IEEE 802.15.4 MAC/PHY, enabling stable communication with strong resistance to interference in dense IoT environments
  3. Secure Networking with Hardware-Accelerated Crypto: Supports built-in security features like secure boot, encrypted communication, and hardware-accelerated cryptography for end-to-end protection within Thread-based Matter networks
  4. Scalable Architecture for Multi-Device Networks: Thread networks can support large-scale device clusters with reliable performance, enabling seamless expansion of Matter ecosystems across multiple rooms, floors, or buildings

T2M321x

The T2M321x series family delivers secure, low‑power connectivity for Matter over Thread devices. With robust IEEE 802.15.4 radio, ARM Cortex‑M MCU, hardware security, and Bluetooth LE commissioning, it powers smart lighting, locks, sensors, and appliances—ensuring interoperability, reliability, and future‑ready performance across leading smart home ecosystems.

T2M321x
  • Protocol: Bluetooth LE, Zigbee, Thread, Matter, 2.4GHz proprietary
  • MCU: 32‑bit ARM Cortex‑M processor
  • SRAM: Up to 512 KB
  • Flash: Up to 2 MB
  • Rich Interface: SPI, I²C, I²S, GPIO, UART, USB, ADC
  • Supply Voltage: 1.8 V – 3.6 V
  • Working Current: ~6–8 mA (RX/TX typical)
  • Sleep Current: <1 µA (deep sleep mode)
  • TX Maximum Power: +10 dBm
  • RX Receive Sensitivity: –104 dBm (IEEE 802.15.4)
  • Security Mechanism: AES‑256, ECC/RSA, Secure Boot, TRNG, OTA update support

Applications

  • Smart Lighting: bulbs, switches, dimmers
  • Smart Locks & Access Control
  • Environmental Sensors: temperature, humidity, air quality
  • Smart Plugs & Appliances
  • Gateways & Bridges for Matter ecosystems

Product Specifications

Product Selection Tool
Part No. Protocol MCU-MHz SRAM (KB) Flash (KB) SPI I2C I2S GPIO UART USB ADC Voltage PKG NODE
T2M3219A38 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 96 128 2048 3 2 1 24 3 1 12 1.8V ~ 4.3V, USB 4.5V ~ 5.5V QFN38 4x4 40nm
T2M3218B52 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary 96 128 1024 3 2 1 38 3 1 12 1.8V ~ 4.3V, USB 4.5V ~ 5.5V QFN52 6x6 40nm
T2M3218C42 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary 96 128 1024 3 2 1 29 3 1 12 1.8V ~ 3.6V LGA42 2.7x2.5 40nm
T2M3218D32 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary 96 128 1024 3 2 1 22 3 0 12 1.8V ~ 3.6V QFN32 4x4 40nm
T2M3218E28 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary 96 128 1024 3 2 1 16 3 1 12 1.8V ~ 4.3V, USB 4.5V ~ 5.5V QFN28 3.5x3.5 40nm
T2M3215F48 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary 96 128 1024 3 2 1 33 3 1 12 1.8V ~ 4.3V, USB 4.5V ~ 5.5V QFN48 7x7 40nm

T2M322x

The T2M322x series is a highly integrated multi-protocol wireless System-on-Chip (SoC) designed for next-generation Matter over Thread IoT devices. Supporting Bluetooth® LE, IEEE 802.15.4, Thread, Zigbee, and proprietary 2.4 GHz connectivity, the device enables secure, interoperable smart home ecosystems.

Built on dual 32-bit RISC-V processing cores with ultra-low power operation, the T2M322x integrates RF, processing, memory, security, and power management into a single chip, simplifying system design while enabling scalable, reliable, and energy-efficient Matter-enabled products.

T2M322x
  • Protocol: Bluetooth® LE, Zigbee, RF4CE, Thread, Matter over Thread, IEEE 802.15.4, 2.4 GHz Proprietary
  • MCU: Dual 32-bit RISC-V (Andes D25F up to 192 MHz + Andes N22 up to 96 MHz)
  • SRAM: Up to 384 KB SRAM with retention support
  • Flash: Embedded Flash up to 2 MB (variant dependent) + 512 KB embedded NVM
  • Rich Interface: GPIO (up to 64), SPI (multiple channels), UART, I2C/I3C, CAN, LIN, PWM, ADC, USB, JTAG debug
  • Supply Voltage:
    • VBAT: 1.7 V – 4.5 V
    • VBUS (USB): 4.5 V – 5.5 V
  • Working Current: RX mode - ~3.8 mA (DCDC enabled)
  • TX Mode @0 dBm: ~4.8 mA
  • Sleep Current: Deep sleep down to 0.7 µA (without SRAM retention)
  • TX Maximum Power: Up to +12 dBm (GFSK modulation)
  • RX Receive Sensitivity:
    • -99 dBm (BLE 1 Mbps)
    • -103 dBm (802.15.4)
    • Up to -105 dBm (Long Range mode)
  • Security Mechanism: Root of Trust, Secure Boot, Secure OTA, AES-128/CCM, ECC acceleration, RSA/ECC verification, hardware Hash engine, secure key storage

Applications

  • Matter-enabled smart home devices
  • Smart lighting and switches
  • Smart sensors and controllers
  • Connected thermostats & HVAC nodes
  • Smart locks and access systems
  • Wireless RF remote controls
  • Low-latency wireless HID devices
  • Wearables and asset tracking devices
  • Automotive wireless monitoring (CCC / WBMS)

Product Specifications

Product Selection Tool
Part No. Protocol MCU-MHz SRAM (KB) Flash (KB) SPI I2C I2S GPIO UART USB ADC Voltage PKG NODE
T2M3228A80 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 192/96 384 1024/2048 7 2 1 64 5 1 1024/2048 1.8V ~ 3.3V, USB 4.5V ~ 5.5V QFN80 9x9 -
T2M3228B56 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 192/96 384 1024/2048 7 2 1 40 5 1 2SAR/1SD 1.8V ~ 3.3V, USB 4.5V ~ 5.5V QFN56 7x7 -
T2M3228C40 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 192/96 384 2048 7 2 1 22 5 1 2SAR/1SD 1.8V ~ 3.3V, USB 4.5V ~ 5.5V QFN40 5x4 -

T2M323x

The T2M323x series is a highly integrated multi-standard wireless System-on-Chip (SoC) designed to enable Matter over Thread connectivity for next-generation smart home and IoT devices. Combining IEEE 802.15.4 Thread networking with native Matter support, the device delivers secure, low-power, and interoperable communication across multi-ecosystem environments.

Built around a 32-bit RISC-V MCU with integrated RF transceiver, memory, and security engine, T2M323x enables scalable edge devices requiring reliable mesh networking, fast commissioning, and seamless cross-platform interoperability.

T2M323x
  • Protocol: Bluetooth® LE, IEEE 802.15.4, Thread, Matter over Thread, Zigbee, RF4CE, 2.4 GHz proprietary
  • MCU: 32-bit RISC-V processor (D25F) up to 96 MHz with cache controller
  • SRAM: 160 KB on-chip SRAM (including retention SRAM)
  • Flash: 1 MB / 2 MB / 4 MB embedded Flash (device dependent)
  • Rich Interface: Up to 40 GPIO, SPI (3), UART (up to 5), I²C (2), PWM, SD-ADC, QDEC, JTAG debug interface
  • Supply Voltage: VBAT operating range 1.8 V – 4.5 V
  • Working Current: RX ≈ 3.4 mA, TX ≈ 4.8 mA @ DCDC mode
  • Sleep Current: Deep sleep down to 0.8 µA (without SRAM retention)
  • TX Maximum Power: Up to +10 dBm (GFSK modulation)
  • RX Receive Sensitivity: Up to −106 dBm (BLE Long Range), −101 dBm (802.15.4)
  • Security Mechanism: Root of Trust, Secure Boot, Secure OTA, AES hardware encryption, ECC acceleration, TRNG, firmware protection

Applications

  • Matter smart home devices
  • Smart lighting systems
  • Smart switches & sensors
  • Smart plugs and energy devices
  • Smart RF remote controls
  • Wireless HID devices (keyboard/mouse)
  • Asset tracking devices
  • IoT gateways and controllers

Product Specifications

Product Selection Tool
Part No. Protocol MCU-MHz SRAM (KB) Flash (KB) SPI I2C I2S GPIO UART USB ADC Voltage PKG NODE
T2M3238C Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread - 160 4096 3 2 - 29 5 - 1 1.8V ~ 4.5V - -

T2M721x

The T2M721x series is purpose-built to enable Matter over Thread connectivity for next-generation IoT devices. Combining robust Thread networking with seamless Matter application-layer support, this highly integrated System on Chip (SoC) delivers secure, reliable, and low-power communication within a unified architecture. Designed to simplify interoperability and accelerate product development, the T2M721x series provides the essential performance, scalability, and efficiency required for modern connected ecosystems.

T2M721x
  • Protocol: Bluetooth® Core 6.0, Channel Sounding, Mesh Networking, 802.15.4, Matter, Thread, Zigbee, Apple HomeKit, Apple Find My, 2.4GHz Proprietary
  • MCU: RISC-V 32-bit, 240MHz, DSP Extension, FPU
  • SRAM: Up to 512KB
  • Flash: Up to 2MB
  • Rich Interface: GPIO(48), SPI(4), USB 2.0(1), I2C(2), UART(3), I2S(3), PWM(7), AMIC(1), DMIC(2), SDM(2), IR(1)
  • Supply Voltage: 1.8V~4.3V, 4.5V~5.5V
  • Working Current:
    • 1.6 mA @ Bluetooth® LE Rx 4.2 V DCDC mode
    • 2.4 mA @ Bluetooth® LE Tx 4.2 V DCDC mode
  • Sleep Current: 1.0 uA
  • TX Maximum Power : 10 dBm @ GFSK modulation
  • RX Receive Sensitivity: -96 dBm @ Bluetooth® LE 1 Mbps, -103 dBm @ 802.15.4 250 Kbps
  • Security Mechanism: Root of Trust and Secure Boot, AES-128/AES-256, ECC, TRNG, Hash, PKE, SKE

Applications

  • Smart home
  • Remote controls
  • Wireless HID
  • Wearables
  • Asset tracking

Product Specifications

Product Selection Tool
Part No. Protocol MCU-MHz SRAM (KB) Flash (KB) SPI I2C I2S GPIO UART USB ADC Voltage PKG NODE
T2M7218A68 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 512 2048 4 2 3 47 3 1 12 1.8V ~ 4.3V QFN68 8x8 22nm
T2M7218B38 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 512 2048 4 2 3 20 3 1 12 1.8V ~ 4.3V, USB 4.5V ~ 5.5V QFN38 4x4 22nm
T2M7218C94 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 512 2048 4 2 3 48 3 1 12 1.8V ~ 4.3V, USB 4.5V ~ 5.5V BGA94 4x6 22nm
T2M7218D56 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 512 2048 4 2 3 30 3 1 12 1.8V ~ 4.3V, USB 4.5V ~ 5.5V BGA56 3.4x3 22nm
T2M7215A68 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 256 1024 4 2 3 47 3 1 12 1.8V ~ 4.3V QFN68 8x8 22nm
T2M7215B38 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 256 1024 4 2 3 20 3 1 12 1.8V ~ 4.3V, USB 4.5V ~ 5.5V QFN38 4x4 22nm

T2M922x

The T2M922x series is a highly integrated, multi‑protocol SoC designed for Matter over Thread and other advanced IoT applications. Supporting Bluetooth® LE, Bluetooth® Mesh, Zigbee Pro 2023, Thread, Matter, Apple HomeKit (Bluetooth LE & Thread), and 2.4GHz proprietary protocols, it delivers secure, reliable, and scalable connectivity for smart home ecosystems.

T2M922x
  • Protocol: Bluetooth LE, Bluetooth Mesh, Zigbee Pro 2023, Thread, Matter, Apple HomeKit (Bluetooth LE & Thread), 2.4GHz proprietary
  • MCU: 32‑bit RISC‑V processor
  • SRAM: Up to 512 KB
  • Flash: Up to 2 MB
  • Rich Interface: GPIO, SPI, I²C, I²S, UART, USB, ADC
  • Supply Voltage: 1.8 V – 3.6 V
  • Working Current: ~6–8 mA (RX/TX typical)
  • Sleep Current: <1 µA (deep sleep mode)
  • TX Maximum Power: +10 dBm
  • RX Receive Sensitivity: –104 dBm (IEEE 802.15.4)
  • Security Mechanism: AES, ECC, secure boot, OTA update support

Applications

  • Smart lighting (bulbs, switches, dimmers)
  • Smart locks & access control
  • Environmental sensors (temperature, humidity, air quality)
  • Smart plugs & appliances
  • Gateways & bridges for Matter ecosystems

Product Specifications

Product Selection Tool
Part No. Protocol MCU-MHz SRAM (KB) Flash (KB) SPI I2C I2S GPIO UART USB ADC Voltage PKG NODE
T2M9228A48 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Apple HomeKit, Matter, Thread, RF4CE 96 512 2048 4 2 0 30 2 1 14 1.9V ~ 4.3V QFN48 6x6 55nm

All Part Numbers

Global Search

Series Supplier Part No. Protocol MCU-MHz SRAM (KB) Flash (KB) SPI I2C GPIO USB ADC Datasheet
T2M321x T2M3219A38 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 96 128 2048 3 2 24 1 12 N/A
T2M321x T2M3218B52 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary 96 128 1024 3 2 38 1 12 N/A
T2M321x T2M3218C42 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary 96 128 1024 3 2 29 1 12 N/A
T2M321x T2M3218D32 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary 96 128 1024 3 2 22 0 12 N/A
T2M321x T2M3218E28 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary 96 128 1024 3 2 16 1 12 N/A
T2M321x T2M3215F48 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary 96 128 1024 3 2 33 1 12 N/A
T2M322x T2M3228A80 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 192/96 384 1024/2048 7 2 64 1 1024/2048 N/A
T2M322x T2M3228B56 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 192/96 384 1024/2048 7 2 40 1 2SAR/1SD N/A
T2M322x T2M3228C40 Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 192/96 384 2048 7 2 22 1 2SAR/1SD N/A
T2M323x T2M3238C Bluetooth LE 5.4, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread - 160 4096 3 2 29 - 1 N/A
T2M721x T2M7218A68 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 512 2048 4 2 47 1 12 N/A
T2M721x T2M7218B38 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 512 2048 4 2 20 1 12 N/A
T2M721x T2M7218C94 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 512 2048 4 2 48 1 12 N/A
T2M721x T2M7218D56 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 512 2048 4 2 30 1 12 N/A
T2M721x T2M7215A68 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 256 1024 4 2 47 1 12 N/A
T2M721x T2M7215B38 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Matter, Thread 240 256 1024 4 2 20 1 12 N/A
T2M922x T2M9228A48 Bluetooth LE 6.0, Bluetooth Mesh, Zigbee, 2.4GHz Proprietary, Apple HomeKit, Matter, Thread, RF4CE 96 512 2048 4 2 30 1 14 N/A