USB2512BI

USB 2.0 high-speed hub controllers in compact QFN-36 packages

Manufacturer: ['smsc', 'microchip']

series introduction

# USB2512BI Product Series Introduction

## 1. Overview
The USB2512BI product series is a cutting - edge line of USB hub controllers designed to meet the diverse connectivity needs of modern electronic devices. These controllers are engineered with advanced semiconductor technology, offering high - performance, reliable, and cost - effective solutions for expanding USB ports in various applications.

## 2. Key Features

### 2.1 High - Speed Data Transfer
- **USB 2.0 Compatibility**: The USB2512BI is fully compliant with the USB 2.0 specification, supporting high - speed data transfer rates of up to 480 Mbps. This allows for rapid file transfers, seamless multimedia streaming, and efficient communication between connected devices such as external hard drives, cameras, and smartphones.
- **Low Latency**: With minimal latency, the controllers ensure smooth and real - time data transmission, making them ideal for applications that require immediate response, like gaming peripherals and high - speed data acquisition systems.

### 2.2 Multiple Port Configuration
- **Dual - Port Design**: The USB2512BI features a dual - port architecture, enabling users to connect two additional USB devices to a single USB host port. This effectively expands the connectivity options of laptops, desktops, industrial computers, and other host devices.
- **Independent Port Control**: Each port can be independently controlled and managed, allowing for individual power management, device enumeration, and error handling. This flexibility enhances the overall system reliability and performance.

### 2.3 Power Management
- **Low Power Consumption**: The controllers are designed with power - saving features, consuming minimal power during operation. This is especially important for battery - powered devices such as laptops and tablets, as it helps to extend battery life.
- **Over - Current Protection**: Built - in over - current protection circuits safeguard the connected devices and the host system from damage caused by excessive current draw. In case of an over - current event, the controller automatically shuts down the affected port to prevent any potential hazards.

### 2.4 ESD Protection
- **Robust Electrostatic Discharge (ESD) Protection**: The USB2512BI is equipped with high - level ESD protection on all USB ports. It can withstand electrostatic discharges of up to ±8 kV contact and ±15 kV air, protecting the internal circuitry from damage due to static electricity. This makes the product suitable for use in harsh environments where ESD is a common concern.

### 2.5 Small Form Factor
- **Compact Design**: The controllers come in a small form factor package, which is ideal for space - constrained applications. Whether it's a thin and light laptop, a compact industrial control panel, or a portable media player, the USB2512BI can be easily integrated into the design without taking up much space.

## 3. Applications

### 3.1 Consumer Electronics
- **Laptops and Tablets**: The USB2512BI can be used to expand the limited number of USB ports on laptops and tablets, allowing users to connect multiple external devices such as keyboards, mice, external hard drives, and USB flash drives.
- **Smart TVs and Set - Top Boxes**: In smart TVs and set - top boxes, the controllers can enable the connection of USB - based media players, game controllers, and other peripheral devices, enhancing the entertainment experience.

### 3.2 Industrial Automation
- **Industrial Computers**: Industrial computers often require multiple USB connections for data acquisition, control, and monitoring. The USB2512BI can be used to expand the USB ports on these computers, enabling the connection of sensors, actuators, and other industrial devices.
- **Factory Automation Systems**: In factory automation systems, the controllers can be used to connect USB -

Images for reference

36-QFN

36-QFN

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Datasheets

Partlist

USB2512BI-AEZG
USB2512BI-AEZG-TR