LFE2-6E-5TN144C - 6K LUT FPGA, 90 I/O, 144-LQFP | Lattice
MPN: LFE2-6E-5TN144C ✓ Hoạt độngLFE2-6E-5TN144C Tóm tắt
An FPGA is a user-programmable semiconductor in the broader semiconductor and digital-logic hierarchy. Unlike a fixed-function application-specific integrated circuit, an FPGA allows logic, interfaces, and processing functions to be configured after manufacture. ECP2 devices combine LUT-based logic, block RAM, programmable I/O, and DSP resources in a single silicon platform. This makes the LFE2-6E-5TN144C suitable for designs where algorithms, protocols, or control logic must be adapted without changing the physical PCB.
The device offers 6,000 logic cells, 90 I/O, 56,320 RAM bits, and a 1.2 V core voltage. Its DSP resources allow selected multiply-accumulate operations to be implemented more efficiently than in a purely LUT-based design. The 90 available I/O support communication ports, control signals, status indicators, and external memory or sensor interfaces. The -5 speed designation identifies the device’s manufacturer speed grade, while the TN144C suffix identifies its commercial-temperature and 144-pin package configuration.
The LFE2-6E-5TN144C belongs to the ECP2 family, a compact FPGA architecture intended for low-cost embedded applications with modest logic requirements. Designers can implement state machines, bus interfaces, protocol conversion, digital filtering, and control logic in one device. Embedded RAM can retain data buffers and state, while DSP blocks can accelerate suitable arithmetic pipelines. The 1.2 V core keeps the device aligned with modern low-voltage digital systems and allows the FPGA to share nearby supply rails when its I/O and configuration requirements permit.
Typical applications include industrial control and data acquisition, communications-interface bridging, embedded sensor processing, compact audio or control subsystems, and general-purpose digital logic prototyping. Its 90 I/O are especially useful when an implementation must connect multiple sensors, actuators, communications ports, and status signals without adding another large programmable-logic package.
A key design consideration is I/O planning. Because the device has 144 physical positions but only 90 user I/O, not every package position is a general-purpose user pin. Use the manufacturer pin-description table and device documentation when assigning banks, dedicated configuration pins, power pins, and ground pins. PCB design must also preserve the ECP2 configuration interface and provide a deterministic startup path for reliable field operation.
This page consolidates the verified resource counts, package information, sourcing links, compatible ECP2 alternatives, comparison parameters, and application-focused design guidance. It is intended to help engineers evaluate the LFE2-6E-5TN144C quickly while directing detailed programming, pinout, electrical, and timing decisions to the manufacturer documentation.
Bộ thay thế dễ dàng lắp đặt cho LFE2-6E-5TN144C — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với LFE2-6E-5TN144C (cùng hình factor và footprint) — khác nhau ở Device Type, Package, Speed Grade, DSP Capability, Logic Cells.
LFE2-6SE-5TN144C
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
LFE2-6E-7TN144C
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →LFE2-6E-6TN144C
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →LFE2-6E-5TN144C Tỷ lệ tối đa & tính chất điện
| Device Type | ECP2 field-programmable gate array (FPGA) |
| Logic Cells | 6,000 cells |
| Logic Resource | 6K LUTs |
| User I/O | 90 I/O |
| Embedded RAM | 56,320 RAM bits |
| Core Supply Voltage | 1.2 V |
| Hộp | 144-pin LQFP |
| Package Type | TQFP-144 |
| Package Dimensions | 20 mm x 20 mm |
| Device Speed Grade | -5 |
| DSP Capability | DSP-enabled ECP2 FPGA |
| Programming Technology | SRAM-based FPGA configuration |
| Kiểu lắp đặt | Surface mount |
| Packaging | Tray |
| Operating Temperature Grade | Commercial grade |
Hướng dẫn cấu hình chân LFE2-6E-5TN144C 20 mm x 20 mm
Cấu hình chân cho LFE2-6E-5TN144C (20 mm x 20 mm gói). IC số này bao gồm chân GPIO, giao diện truyền thông (UART, SPI, I2C) và chân nguồn. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết các chức năng chân thay thế và tùy chọn cấu hình. Cực kỳ quan trọng cho thiết kế hệ thống tích hợp và lập trình PCB.
Không có dữ liệu chân cụ thể sẵn có cho LFE2-6E-5TN144C.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
LFE2-6E-5TN144C phù hợp cho 6 Áp dụngs: Industrial Control and Data Acquisition, Communications Interface Bridging, Embedded Sensor Signal Processing, Compact Audio and Control Subsystem, Programmable Logic Prototyping, Multi-Interface Digital Control.
Industrial Control and Data Acquisition
The LFE2-6E-5TN144C fits compact machine-control and data-acquisition systems that coordinate sensors, converters, actuators, and status signals. Its 6,000 logic cells can host control state machines, timing logic, and supervisory functions, while 56,320 RAM bits provide space for sampled-data buffers and operating history. The 90 user I/O support multiple peripheral connections without moving to a larger FPGA package. A practical design places the FPGA beside input conditioning and isolation circuits, then assigns deterministic control outputs and communications signals across supported banks. Validate voltage compatibility, acquisition timing, isolation boundaries, and thermal performance before using the device in production machinery.
Được đề xuất
Communications Interface Bridging
The LFE2-6E-5TN144C is appropriate for protocol conversion, framing control, buffering, and legacy-to-modern interface bridging. The 6,000 LUT-based logic cells accommodate parallel-to-serial conversion, state machines, checksums, and programmable protocol logic, while 56,320 RAM bits can support packet staging and dual-port buffering. Up to 90 user I/O allow parallel data buses, control signals, and multiple serial interfaces to coexist in a compact implementation. The FPGA should be clocked according to the slowest required protocol unless a suitable clock-domain-crossing structure is implemented. Confirm pin-bank voltage support, external transceiver requirements, maximum signal rates, and timing closure for each communication standard.
Được đề xuất
Embedded Sensor Signal Processing
The LFE2-6E-5TN144C can combine sensor conditioning, digital filtering, feature extraction, and control in one programmable device. Its DSP capability supports suitable multiply-accumulate workloads, while 6,000 logic cells manage acquisition sequencing, scaling, and digital filtering. The 56,320 RAM bits are useful for sample windows and intermediate arithmetic values, and 90 I/O provide connections to sensors, ADC or DAC circuitry, and an embedded processor or communications link. Designing with this part favors fixed-point arithmetic when performance is tightly constrained. Check coefficient precision, DSP routing availability, clock requirements, and input-noise limits against the sensor chain before finalizing the implementation.
Được đề xuất
Compact Audio and Control Subsystem
The LFE2-6E-5TN144C can implement digital filtering, sample-rate routing, mixer control, and status logic in a compact audio subsystem. The DSP resources allow arithmetic pipelines to be assigned efficiently, while the available RAM bits support sample buffers and control parameters. With 90 user I/O, the device can connect digital-audio buses, control lines, indicators, and configuration signals without requiring a very large package. Use a clocking architecture appropriate for the audio sample rate and ensure that data-path timing, gain control, and mute sequencing remain deterministic. External codec specifications determine required signal levels, clock ratios, and analog-interface support that the FPGA itself cannot provide.
Được đề xuất
Programmable Logic Prototyping
The LFE2-6E-5TN144C provides a practical platform for prototyping bus controllers, custom instruction sequences, interface logic, and mixed datapaths. Its 6,000 logic cells and 56,320 RAM bits allow several moderate functions to be developed together instead of relying on separate programmable-logic devices. Ninety user I/O expose enough connectivity for parallel buses, clocks, handshaking signals, and debug observations. Because prototype boards often use different voltage banks and clock sources, engineers should reproduce the intended power, pin, and timing architecture early. Validate the design through static timing analysis and boundary testing before transferring the logic into a production PCB.
Được đề xuất
Multi-Interface Digital Control
The LFE2-6E-5TN144C is useful in systems that must coordinate several digital peripherals under one deterministic control plan. The FPGA can combine counters, timers, state machines, alarm logic, and communication formatting within its 6,000 logic cells, while 90 I/O leave room for peripheral enables, interrupts, and status lines. Its 1.2 V core can operate alongside compatible I/O supplies, allowing the design to separate core and peripheral voltage requirements. The principal engineering task is constructing a robust clock and reset architecture with defined startup behavior. Test every interface’s initialization sequence and confirm that unused pins are handled according to the manufacturer’s configuration guidance.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho LFE2-6E-5TN144C — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | LFE2-6SE-5TN144C | LFE2-6E-7TN144C | LFE2-6E-6TN144C |
|---|---|---|---|---|
| Brand | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor |
| Package | TQFP-144 | TQFP-144 | TQFP-144 | TQFP-144 |
| Product Type | ECP2 FPGA | ECP2 FPGA | ECP2 FPGA | ECP2 FPGA |
| Speed Grade | -5 | -5 | -7 | -6 |
Bảo phân biệt quan trọng
- Direct match to the specified -5 device grade (vsLFE2-6E-7TN144C)
- Verified complete replacement with matching principal resources (vsLFE2-6SE-5TN144C)
- Balanced resource and pin availability for embedded logic (vsLFEC6E-3TN144C)
Ghi chú thiết kế
Treat the 144-pin TQFP as a mixed power, ground, configuration, and user-I/O structure. Place all decoupling capacitors adjacent to the relevant supply pins, provide a low-impedance ground reference for every bank, and route configuration signals away from fast external outputs. Verify every pin against the manufacturer pin-description table before assigning a bank or voltage because the package has 144 positions but only 90 user I/O.
Design the 1.2 V core rail and configurable I/O supplies independently, accounting for the permitted voltage combinations, sequencing, and current limits listed for the exact ECP2 device. Avoid sharing an unfiltered supply node between sensitive interface banks and unrelated circuitry. Use local bulk capacitance for transient response and high-frequency ceramic decoupling at supply pins, while confirming that the regulator can tolerate the FPGA’s startup and switching-current profile.
Reserve a deterministic configuration path and ensure that power-on reset behavior is defined in the hardware or bitstream design. Keep clocks short, reference-controlled, and isolated from high-current outputs; use dedicated clock-capable pins where required. For external memory or high-speed interfaces, follow the manufacturer’s routing and termination guidance. PCB signal-integrity simulation is particularly important when edge rates are fast relative to the distance to the connected device.
Do not infer interchangeability solely from the 144-pin package or ECP2 family name. Confirm that the suffix sequence matches the required speed grade, temperature grade, device configuration, and lifecycle intent. The -5, -6, -7, E, and SE designations can affect timing or device characteristics even when the footprint is unchanged. Perform a complete pin, voltage, timing, and configuration review before replacing LFE2-6E-5TN144C with another ordering code.
Thông tin tuân thủ
The manufacturer datasheet reference and product listings do not provide explicit RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals statements. The device is a commercial ECP2 FPGA rather than an automotive-qualified device, so AEC-Q100 is treated as not applicable; all other unstated declarations remain unknown.
