The recommended power-up sequence is to apply VCCIO first, followed by VCC, and then VCCAUX. This ensures that the internal voltage regulators are powered up correctly.
To implement a reliable JTAG chain, ensure that each device has a unique IDCODE, and use a JTAG cable with a 1-kΩ resistor in series with the TCK signal to prevent signal reflections. Also, use a JTAG adapter or a buffer chip to drive the JTAG signals.
The maximum frequency for the LC4256ZE-7MN144C's PLL is 400 MHz. However, the actual frequency limit may be lower depending on the specific application, clock routing, and PCB design.
The LC4256ZE-7MN144C is not specifically designed or tested for radiation-hardened applications. If you need a radiation-hardened FPGA, consider using a device from Lattice's radiation-hardened product family, such as the RHINO or ECP5U.
To optimize power consumption, use the Lattice Power Calculator tool to estimate power consumption based on your design's specific requirements. Then, implement power-saving techniques such as clock gating, dynamic voltage and frequency scaling, and using low-power modes.
Trust Checks
This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
LC4256ZE-7MN144C Overview
Use the download button to access the LC4256ZE-7MN144C schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LC425,
or try a keyword search, such as Programmable Logic Devices
