Description:The 8312I is a low skew, 1-to-12 LVCMOS/ LVTTL Fanout Buffer and a member of the family of High Performance Clock Solutions from IDT. The 8312I single-ended clock input accepts LVCMOS or LVTTL input levels. The low impedance LVCMOS outputs are designed to drive 50Ω series or parallel terminated transmission lines. The effective fanout can be increased from 12 to 24 by utilizing the ability of the outputs to drive two series terminated lines. The 8312I is characterized at full 3.3V, 2.5V, and 1.8V, mixed 3.3
Renesas provides a recommended PCB layout guide in their application note (APN) documents, which includes guidelines for thermal vias, copper pours, and component placement to ensure optimal thermal performance.
Renesas recommends using an external overcurrent protection circuit, such as a current sense resistor and a comparator, to detect overcurrent conditions and trigger a shutdown or warning signal. The datasheet provides guidelines for selecting the current sense resistor value.
Renesas recommends using a low-ESR ceramic capacitor with a value of 10uF to 22uF, depending on the input voltage and frequency, to ensure stable operation and minimize input ripple.
Renesas provides a troubleshooting guide in their application note (APN) documents, which includes steps to identify and resolve common issues, such as checking input voltage, output voltage, and current sense resistor values, as well as verifying PCB layout and component selection.
The 8312AYILFT is rated for operation up to 125°C, but Renesas recommends derating the output current and voltage to ensure reliable operation in high-temperature environments. Consult the datasheet and application notes for specific guidelines.
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
8312AYILFT Overview
Use the download button to access the 8312AYILFT schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like 8312A,
or try a keyword search, such as Clock Drivers
