VertexCom leads the industry, VC735X chip obtains Wi-SUN FAN 1.1 (Router and Border Router) Certificates

Hsinchu, Taiwan – May 6, 2025 – VertexCom, a leader in communication chip and networking software design, recently announced that its VC735X SoC has been successfully certified by the Wi-SUN Alliance as one of the first to obtain the Wi-SUN Profile for FAN 1.1 (Router and Border Router) – FAN 1.0+ and HP certificate, applicable to 902-928MHz frequency band.

VertexCom VC735X is a next-generation Wi-SUN FAN RF Mesh Wireless SoC supporting the Wi-SUN FAN 1.1 protocol with backwards compatibility with Wi-SUN FAN 1.0.

Some features of the Wi-SUN FAN 1.1 protocol update include:

1. Higher data rate
   The new OFDM PHY specification supports a data rate increase from 150 kbps to 2.4 Mbps. VertexCom VC735X can support a data rate of up to 3.6 Mbps with 64-QAM proprietary data rate.


2. Multiple transmission rate switching
   VertexCom VC735X can support selective switching between FSK, and OFDM, and different transmission rates.

VC735X features:

• Highest data rate Sub-GHz Wireless SoC
• FSK: 50/100/150/200/300/400/600 kbps
• OFDM: 2.4 Mbps with 16QAM on 802.15.4x.
• OFDM: 3.6 Mbps with 64QAM
• RF Parameters
• RF Bands: 850-960, 430-520, 300-330, 230 MHz
• Tx Power: FSK: 20 dBm. OFDM: 17 dBm
• Rx Sensitivity: FSK: -108 dBm/50Kbps. OFDM: -93 dBm / 2.4 Mbps
• Adaptive Modulation
• OFDM, FSK Concurrent & Co-existence
• MCU
• ARM Cortex M3 32-bit MCU (max. 120 MHz). 2 MB Flash, 256 KB SRAM.
• AES 128/192/256-bit
• Support Wi-SUN Protocol: FAN1.0 & FAN1.1

About VertexCom

VertexCom is a brand of world-class communication chips and networking software for long-range, large-scale IoT, smart grids, and automotive applications. The offer includes a complete communication solution including Wi-SUN, HomePlug AV & GreenPHY, HPLC, G3-PLC, and hybrid dual-mode communication solutions. As a contributor to international communication specifications, VertexCom participates in the development of Wi-SUN FAN 1.1 as well as G3-PLC & RF hybrid dual-mode specification. For additional information, please visit: www.vertexcom.com

About Wi-SUN Alliance

Wi-SUN Alliance is a global non-profit member-based association made up of industry leading companies. Its mission is to drive the global proliferation of interoperable wireless solutions for use in smart cities, smart grids and other Internet of Things (IoT) applications using open global standards from organizations, such as IEEE, IETF, TIA, TTC and ETSI. With 300 members worldwide, membership of the Wi-SUN Alliance is open to all industry stakeholders and includes silicon vendors, product vendors, services providers, utilities, universities, enterprises and municipalities and local government organizations. For additional information, please visit: https://wi-sun.org

Contact:

info@vertexcom.com