LFE2-6E-5T144C - 6K LUT FPGA, 90 I/O | Lattice Semiconductor
MPN: LFE2-6E-5T144C ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
LFE2-6E-5T144C Overview
An FPGA is a programmable digital integrated circuit whose logic and interconnect resources can be configured after manufacture. In the broader hierarchy, an FPGA belongs to programmable logic devices and sits above basic logic gates but below application-specific processors and systems. The LatticeECP2 family provides configurable logic blocks, programmable routing, dedicated resources, and I/O structures for parallel and serial digital designs.
The LFE2-6E-5T144C combines 6,000 LUTs with 90 I/O in a 144-lead LQFP package. The -5 designation is associated with a -5 speed grade in the distributor listings, while the package code and gull-wing terminal description identify a 144-terminal surface-mount FPGA. The exact core voltage, operating-temperature range, embedded-memory configuration, block-resource quantities, and pin functions were not included in the supplied verified data and are therefore not inferred here.
Typical design uses include industrial control logic, data-acquisition front ends, communications-interface bridges, instrumentation, embedded test equipment, and general-purpose digital prototyping. The 90-I/O count can be valuable when a design requires multiple parallel buses, control signals, or high-speed external interfaces. Designers should still confirm pin availability, voltage standards, and timing constraints against the official Lattice ECP2 documentation before schematic capture.
A key design consideration is power planning. The distributor result identifies a 1.2 V FPGA, but the supplied data does not state core current, I/O current, power consumption, junction temperature, or thermal resistance. Those values must be taken from the manufacturer datasheet and the actual switching activity of the implemented design. Decoupling, ground-plane continuity, and pin-compatible replacement verification remain essential during PCB implementation.
This page consolidates the verified distributor identity, package information, device resource summary, availability links, and engineering-oriented application context. It distinguishes documented facts from parameters that require confirmation from the Lattice Semiconductor datasheet rather than estimating values.
Drop-in alternatives for LFE2-6E-5T144C — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with LFE2-6E-5T144C (same form factor and footprint) — differing in Package, Speed Grade.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
LFE2-6E-5TN144C
✅ Drop-In📋 Reference alternative (not in catalog)
LFE2-6SE-5TN144C
✅ Drop-In📋 Reference alternative (not in catalog)
LFE2-6E-5TN144I
✅ Drop-In📋 Reference alternative (not in catalog)
LFE2-6E-6T144C
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →LFE2-6E-7TN144C
✅ Drop-In📋 Reference alternative (not in catalog)
LFE2-6E-5T144C Maximum Ratings & Electrical Characteristics
| Device Type | ECP2 Field Programmable Gate Array (FPGA) |
| Logic Capacity | 6,000 LUTs |
| Number of I/O | 90 I/O |
| Number of Terminals | 144 terminals |
| Package | 144-LQFP |
| Package Code | LFQFP |
| Package Shape | Square |
| Package Dimensions | 20 x 20 mm |
| Terminal Form | Gull wing |
| Mounting Type | Surface mount |
| Core Voltage | 1.2 V |
| Speed Grade | -5 |
| DSP Support | DSP indicated in distributor listing |
| Lead-Free Status | Lead-free indicated in Partstack listing |
LFE2-6E-5T144C 20 x 20 mm Pin Configuration Guide
Pin configuration for LFE2-6E-5T144C (20 x 20 mm package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for LFE2-6E-5T144C.
Refer to the datasheet for full pin configuration.
Typical Applications
LFE2-6E-5T144C is suitable for 6 applications: Industrial control and automation logic, Parallel data acquisition, Communications interface bridging, Instrumentation and test equipment, Embedded digital control, Programmable digital prototyping.
Industrial control and automation logic
The LFE2-6E-5T144C fits centralized programmable control when a design needs 6,000 LUTs and 90 I/O in a 144-LQFP package. It can organize sequencing logic, machine-state machines, interlock handling, counter/timer functions, and parallel control interfaces without relying only on fixed logic. The 90 external I/O provide useful signal fan-out for sensors, actuators, status indicators, and industrial field buses. Before production, verify the exact I/O voltage standards and operating-temperature grade from the official Lattice documentation; the supplied data confirms the resource and package identity but does not provide those electrical limits.
Recommended
Parallel data acquisition
The LFE2-6E-5T144C is suitable for parallel acquisition and buffering logic where multiple sensor, converter, or memory signals must be captured deterministically. Its 90 I/O can reduce the need for external multiplexing when the system requires several data buses, clocks, enables, and status signals. The 6,000 LUTs provide configurable logic for channel sequencing, alignment, data packing, and interface translation. A practical design must still account for input thresholds, clocking, board-level noise, and the actual timing constraints of the connected converters; those values are not specified in the supplied verified data.
Recommended
Communications interface bridging
LFE2-6E-5T144C can serve as programmable glue logic between parallel and serial communications paths when a design requires buffering, protocol adaptation, framing, or bus isolation in FPGA logic. The 90-I/O count is useful for multiple sideband and data signals, while the 6,000 LUTs can support finite-state machines and data-format conversion. The supplied results do not confirm specific high-speed transceiver resources or operating voltages, so interface selection must be based on the official ECP2 documentation and the external transceiver data sheets.
Recommended
Instrumentation and test equipment
The LFE2-6E-5T144C is a reasonable candidate for instrumentation control and test systems requiring deterministic programmable logic, broad I/O, and compact integration. It can implement sequencers, pattern generators, timing controllers, measurement gating, and data-format conversion around external converters. The 144-LQFP package provides a substantial pin count for control and measurement connectivity, although its 20 x 20 mm outline still requires careful routing between high-speed and sensitive analog or digital interfaces. Confirm thermal performance and I/O electrical limits in the manufacturer data sheet before using it in production instrumentation.
Recommended
Embedded digital control
LFE2-6E-5T144C can combine parallel control logic and hardware state machines in embedded systems that need deterministic operation without a separate processor for every control function. The available 6,000 LUTs are useful for arbitration, sequencing, watchdog logic, interrupt control, and peripheral-interface adaptation. The 90-I/O device can connect to sensors, memory, displays, or external transceivers, but the implementation must respect the exact ECP2 pin assignments and supported I/O standards. Because the supplied data does not state operating-temperature or power limits, verify them for the intended industrial, automotive, or laboratory environment.
Recommended
Programmable digital prototyping
The LFE2-6E-5T144C supports FPGA-based digital prototyping where a design needs enough configurable logic and I/O to validate buses, control sequences, and interface behavior before a more specialized device is selected. Its 6,000 LUTs can host parallel datapaths, counters, register files, and test-control logic, while 90 I/O provides flexible connection to external boards. For prototype bring-up, verify the configuration method, supported I/O voltage, clock sources, and pinout in the official documentation. The part should not be treated as a direct replacement for an ASIC or SoC without checking performance, power, and certification requirements.
Recommended
Recommended Products Summary
Engineering reference data for LFE2-6E-5T144C — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | LFE2-6E-5TN144C | LFE2-6SE-5TN144C | LFE2-6E-5TN144I | LFE2-6E-6T144C | LFE2-6E-7TN144C |
|---|---|---|---|---|---|---|
| Device Type | ECP2 FPGA | ECP2 FPGA | ECP2 FPGA comparison candidate | ECP2 FPGA comparison candidate | ECP2 FPGA | ECP2 FPGA comparison candidate |
| Brand | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor |
Key Differentiators
- Verified identity and package configuration (vs LFE2-6E-5TN144C)
- High parallel-I/O availability (vs LFE2-6SE-5TN144C)
- ECP2 family logic capacity (vs LFE2-6E-5TN144I)
- Distribution visibility (vs LFE2-6E-7TN144C)
Design Notes
Power budgeting for the LFE2-6E-5T144C must include the 1.2 V core rail and every connected I/O rail. The supplied data confirms the 1.2 V listing but does not provide core current, I/O current, or static-power values. Obtain those numbers from the manufacturer data sheet, calculate worst-case current for the implemented routing and I/O loading, and specify regulator headroom and decoupling from those verified values. Do not use the placeholder pricing fields as electrical or thermal data.
Reserve the correct 144-LQFP land pattern and maintain a continuous ground reference beneath the device where the package drawing allows. Route clocks and high-speed interface pairs away from noisy switching nodes, keep configuration and reset traces short, and place the required bypass capacitors close to the relevant supply pins. The verified data identifies a 20 x 20 mm gull-wing LQFP package, but it does not provide the official pin map or recommended footprint, so cross-check both before fabrication.
Do not treat every similarly named ECP2 ordering code as a drop-in replacement. Suffix changes can affect speed grade, temperature grade, device marking, or configuration behavior even when the package appears identical. For LFE2-6E-5T144C comparisons such as LFE2-6E-5TN144C and LFE2-6E-6T144C, compare the official pinout, I/O standards, supply tolerances, configuration interface, timing class, and operating-temperature specification before replacing the fitted device.
Compliance Information
The Partstack result identifies the target as lead-free. RoHS, REACH, AEC-Q100, halogen-free status, and conflict-minerals status were not explicitly provided in the verified data and are therefore recorded as unknown.
