Overview
The ADUM4165BRIZ-RL, produced by Analog Devices Inc., is a USB 2.0 port isolator that utilizes Analog Devices' iCoupler technology. This device is designed to dynamically support all USB 2.0 data rates, including low (1.5 Mbps), full (12 Mbps), and high (480 Mbps) speeds. It provides bidirectional USB isolation, making it suitable for both host and peripheral isolation applications. The ADUM4165BRIZ-RL features high-speed data retiming for jitter reduction and supports external clock or crystal inputs, enhancing its versatility in system design.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|---|
| High Speed Input Differential Threshold | VTH | 0.09 | V | |(DD+) – (DD−)| or |(UD+) – (UD−)| | ||
| Low and Full Speed Differential Input Sensitivity | VDI | 0.2 | V | |(DD+) – (DD−)| or |(UD+) – (UD−)| | ||
| Output Voltages (Logic High) | VOH | 0.8 VDDx | 3.6 V | V | ||
| Operating Voltage Range | VBUSx | 4.5 | 5.5 | V | Each side | |
| Operating Temperature Range | -55 | 125 | °C | |||
| Creepage and Clearance | 8.3 mm |
Key Features
- USB 2.0 signaling with automatic detection of low, full, and high speed connections
- Bidirectional USB isolator for upstream or downstream ports
- Redriving and high speed data retiming for input jitter removal and an open eye
- Flexible clock input options: supports clock or crystal input on the upstream side (ADuM4165) or downstream side (ADuM4166)
- Low power standby mode for downstream side, meeting USB 2.0 requirements for suspended operation
- Extended industrial temperature range of −55°C to +125°C
- Available in a 20-lead, wide-body, increased creepage SOIC_IC package
Applications
- USB peripheral, USB host, and USB hub isolation
- Electronic test and measurement equipment
- Medical devices and integrated PCs
- Industrial PCs and isolated USB ports for debug or upgrade
- USB isolator modules and USB cable isolators
Q & A
- What is the primary function of the ADUM4165BRIZ-RL?
The primary function of the ADUM4165BRIZ-RL is to provide bidirectional USB 2.0 isolation, supporting low, full, and high speed data rates. - What technology does the ADUM4165BRIZ-RL use?
The ADUM4165BRIZ-RL uses Analog Devices' iCoupler technology. - What are the supported data rates?
The device supports data rates of 1.5 Mbps (low speed), 12 Mbps (full speed), and 480 Mbps (high speed). - What is the operating voltage range for the ADUM4165BRIZ-RL?
The operating voltage range is 4.5 V to 5.5 V on each side. - What is the temperature range for the ADUM4165BRIZ-RL?
The device operates over an extended industrial temperature range of −55°C to +125°C. - What package type is the ADUM4165BRIZ-RL available in?
The device is available in a 20-lead, wide-body, increased creepage SOIC_IC package. - What are some common applications for the ADUM4165BRIZ-RL?
Common applications include USB peripheral, USB host, and USB hub isolation, electronic test and measurement equipment, medical devices, and industrial PCs. - Does the ADUM4165BRIZ-RL support external clock inputs?
Yes, it supports external clock or crystal inputs on the upstream side (ADuM4165) or downstream side (ADuM4166). - What is the creepage and clearance of the ADUM4165BRIZ-RL?
The creepage and clearance are 8.3 mm. - Is the ADUM4165BRIZ-RL suitable for low power applications?
Yes, it has a low power standby mode for the downstream side, meeting USB 2.0 requirements for suspended operation.
