ISPLSI 2032VE-300LTN48

Complex Programmable Logic Devices Overview

The ispLSI 2032VE-300LTN48 is a high-density, in-system programmable logic device (PLD) manufactured by Lattice Semiconductor. It features 1000 PLD gates, 32 I/O pins, two dedicated inputs, and three dedicated clock inputs within a lead-free 48-pin TQFP package. Built on E²CMOS technology, the device operates at a maximum frequency of 300 MHz with a propagation delay of 3.0 ns. It supports 3.3V systems while interfacing with 5V TTL devices and includes non-volatile reprogrammability via IEEE 1149.1 boundary scan.

Complex Programmable Logic Devices Feature Summary

• SuperFAST architecture with 1000 PLD gates, 32 registers, and high-speed global interconnect.
• In-system programmability using Boundary Scan Test Access Port (TAP) for flexible bus interfaces.
• High-performance E²CMOS technology supporting 300 MHz operation and 3.3V/5V mixed-voltage compatibility.
• Programmable open-drain outputs and output slew rate control to minimize switching noise.

Complex Programmable Logic Devices Applications

• Address decoding and state machine implementation in industrial control systems.
• Bus arbitration and wired-OR logic implementation in embedded systems.
• Fast counter applications requiring wide input gating capabilities.

Complex Programmable Logic Devices Procurement Notes

Verify component authenticity as this specific part number is listed as Active/Orderable in the datasheet PCN table, though other variants in the series are discontinued. Confirm lead-free packaging compliance and check for updated design rules if migrating from older packages.

Complex Programmable Logic Devices Selection Notes

Select the -300 speed grade for designs requiring up to 300 MHz clock frequencies. Ensure the 48-pin TQFP footprint matches the PCB layout. Consider the -LTN suffix for lead-free requirements. Verify power consumption estimates based on product term usage and operating frequency.

Complex Programmable Logic Devices Part Context

This device belongs to the ispLSI 2032VE family, which offers enhanced pin locking and flexible pin placement compared to previous generations. It is functionally and pinout compatible with the standard ispLSI 2032V devices but provides improved performance and low-voltage operation options.

Complex Programmable Logic Devices Replacement Considerations

The datasheet notes that the ispLSI 2032VE-300L series is recommended for new designs. For legacy replacements, verify compatibility with the standard ispLSI 2032V series, ensuring timing specifications and package dimensions align with existing board layouts.

Complex Programmable Logic Devices FAQ

What is the maximum operating frequency of the ispLSI 2032VE-300LTN48?

The maximum operating frequency is 300 MHz, with a typical propagation delay of 3.0 ns.

Can the ispLSI 2032VE interface with 5V devices?

Yes, the device interfaces with standard 5V TTL devices and can be safely driven to 5 Volt signal levels to support mixed-voltage systems.

How is in-system programming achieved?

In-system programming is performed using the Boundary Scan Test Access Port (TAP) compliant with IEEE 1149.1 standards.