LCMXO2-640HC-4TG100I

• 640 Logic Elements Arranged in 80 Logic Array blocks, Plus 320 Macrocells
• Flash-Based on-Chip Configuration Memory with 5.9 kB Memory Size and 2.3 kB RAM
• 79 User I/Os in a 100-Pin TQFP Measuring 14 Mm X 14 Mm X 1.4 Mm
• Supply Range of 2.375 V to 3.465 V, 2.5 V nominal, 28 uA Operating Supply Current
• Maximum Frequency of 136.6 MHz with 7.24 Ns Propagation Delay
• Industrial -40 C to 100 C rating, Surface mount, RoHS Compliant

The LCMXO2-640HC-4TG100I is a Lattice Semiconductor MachXO2 family field programmable gate array with 640 logic elements, supplied in a 100-pin TQFP package. The LCMXO2-640HC-4TG100I integrates flash configuration memory so it is instant-on and requires no external boot device. It carries an industrial temperature rating of -40 C to 100 C and operates from a 2.5 V nominal supply.

Small flash-based FPGAs in this class are used for board management, glue logic, I/O expansion, bus bridging and power sequencing, where an instant-on device must be ready before the main processor comes up. With 640 logic elements and 79 I/Os, the LCMXO2-640HC-4TG100I targets control-plane rather than datapath-heavy roles. Industrial automation, communications equipment and embedded systems designers use parts like this to absorb late-stage design changes without respinning a board. The industrial temperature rating and TQFP package suit equipment built for factory and outdoor cabinets.