Description:The QS3VH384 HotSwitch is a high bandwidth, 10-bit bus switch with very low ON resistance, resulting in under 250ps propagation delay through the switch. Two banks of five switches are controlled by independent (xOE), LVTTL compatible signals for bidirectional data flow with no added delay or ground bounce. The combination of near-zero propagation delay, high OFF impedance, and over-voltage tolerance makes the QS3VH384 ideal for high performance communications applications. The QS3VH384 operates from -40C t
Renesas provides a recommended PCB layout guide in their application note (R01AN4461EJ0100) which includes guidelines for signal routing, power supply decoupling, and thermal management to ensure optimal performance and minimize noise.
A reliable POR circuit can be implemented using an external voltage detector (such as the Renesas ISL88003) connected to the VCC pin, which ensures a clean power-up sequence and prevents unwanted resets. Additionally, a capacitor (e.g., 10uF) can be connected between VCC and GND to filter out noise and voltage droops.
Although the datasheet specifies an operating temperature range of -40°C to 125°C, it's essential to note that the device's performance and reliability may degrade at extreme temperatures. It's recommended to operate the device within a temperature range of -20°C to 100°C for optimal performance and reliability.
To ensure EMC and EMI compliance, follow Renesas' guidelines for PCB layout, component selection, and shielding. Additionally, consider using EMI filters, such as common-mode chokes or ferrite beads, on the device's I/O lines and power supply lines. It's also recommended to perform EMC and EMI testing to validate compliance with relevant standards.
The recommended termination resistors for high-speed interfaces depend on the specific interface and signal frequency. As a general guideline, use 50Ω to 75Ω resistors for PCIe and SATA interfaces, and follow the interface specification guidelines (e.g., PCIe 3.0 or SATA 3.0) for specific termination requirements.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
QS3VH384QG Overview
Use the download button to access the QS3VH384QG schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like QS3VH,
or try a keyword search, such as Bus Driver/Transceivers
