---
title: BCM3390
url: https://www.broadcom.com/products/broadband/cable/modems/bcm3390
description: Broadcom’s BCM3390 DOCSIS® 3.1 System-on-a-chip (SoC) enables multi-gigabit per second-capable cable modem, gateway and Set-top Box designs.
---

# BCM3390

## BCM3390 DOCSIS® 3.1 modem/gateway SoC

DOCSIS® 3.1 System-on-a-chip (SoC) enables multi-gigabit per second capable cable modem, gateway, and Set-top Box designs. Broadcom’s BCM3390 DOCSIS® 3.1 modem/gateway SoC delivers IP/video content with a nearly 50 percent increased efficiency on existing spectrum allocations. With multiple gateway interfaces, the BCM3390 enables the distribution of multi-gigabit per second content throughout the home.

### Features

- Full compliance with full DOCSIS® 3.1 specification, including:
  - Two 192 MHz OFDM downstream channels
  - Thirty two single-carrier QAM downstream channels
  - Two 96 MHz OFDM-A upstream channels
  - Eight single-carrier QAM upstream channels
- Includes full software support for packet cable voice and e-router applications, including RDK-B software broadband modem solutions

### Applications

- Broadband modems
- Home gateways
- Set-top boxes

### Lifecycle Status

![Chip](https://www.broadcom.com/media/blt4ac44e0e6c6d8341/blt1b4e191f2de59850/60423dc8f930757cd4194e42/Chip?width=230)

Active

| Specification              | Value  |
|----------------------------|--------|
| Lifecycle                  | Active |
| Distributor Inventory       | No     |

## Also of Interest

- [Cable Modems DOCSIS® 3.0 & L3.1 System-on-a-Chip...](https://www.broadcom.com/products/broadband/cable/modems)
- [CCAP, CMTS & DAA](https://www.broadcom.com/products/broadband/cable/ccap-cmts)
- [Cable Broadband End-to-End Silicon Solutions](https://www.broadcom.com/products/broadband/cable)