Broadcom 3392 Jun 2026
For ISPs, the BCM3392 and the DOCSIS 3.1+ ecosystem it underpins offer a powerful "right-now" solution to stay competitive against fiber and fixed wireless access (FWA) providers. For consumers, it will power a new generation of cable gateways, like the Vantiva CGA438A, that finally deliver on the promise of a multi-gigabit wired and wireless home network. The BCM3392 may not be a household name, but its impact on the speed of the internet in the coming years will be profound, serving as a perfect example of how smart engineering can extract more value from the infrastructure we already own.
The Broadcom BCM3392: Maximizing the Power and Longevity of DOCSIS 3.1+ Networks
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While standard DOCSIS 3.1 modems typically support up to two OFDM (Orthogonal Frequency Division Multiplexing) channels, the BCM3392 is designed to support for downstream traffic. This effectively doubles the downstream spectral capacity, enabling the delivery of 10G speeds to the customer premises. 2. Enhanced Upstream Capacity
As internet service providers weigh the immense capital expenditure of shifting completely to newer architectures, the BCM3392 acts as an essential bridge. The platform it enables is referred to by several industry names, including , DOCSIS 3.1 Extended (3.1E) , Ultra DOCSIS , and BoostD 3.1 . For ISPs, the BCM3392 and the DOCSIS 3
Sampling began in 2023, with DOCSIS certification achieved in 2024. It is currently in full production. Primary Manufacturers: Vantiva (formerly Technicolor): Launched the , a high-end gateway featuring , 2.5 GbE ports, and 2GB of RAM. Compal Broadband Networks (CBN):
The BCM3392 significantly upgrades the capacity of its predecessor, the BCM3390, by expanding the number of data channels: Downstream Capacity: four 192-MHz OFDM channels The Broadcom BCM3392: Maximizing the Power and Longevity
The BCM3392 sits in the mid-to-high range of Broadcom’s modem portfolio. It represents the bridge between standard gigabit internet and the emerging .
