LFE2-12E-7T144C - 12K LUT ECP2 FPGA | Lattice
MPN: LFE2-12E-7T144C ✗ Cuối đờiLFE2-12E-7T144C Tóm tắt
An FPGA is a reconfigurable digital integrated circuit in which the interconnect and logic cells are programmed after manufacture. Within the semiconductor hierarchy, an FPGA belongs to programmable logic devices, alongside CPLDs, and is commonly used as the main digital controller in industrial, communications, consumer, and embedded applications. The ECP2 family combines LUT-based programmable logic with dedicated resources that can accelerate suitable control, arithmetic, and interface operations.
The LFE2-12E-7T144C combines 12K LUTs with 93 I/O in a single device. Its -7 designation identifies the device speed grade, making it the faster of the explicitly identified -6 and -7 alternatives considered on this page. The 1.2 V operating value shown in the product listing is associated with the FPGA's core power domain. These characteristics position the device for designs requiring moderate logic density, a substantial parallel interface, and predictable implementation timing.
ECP2 devices are configured from a bitstream generated by the appropriate Lattice design flow. A design must account for package-specific I/O behavior, configuration requirements, clocking, memory resources, power sequencing, and the available logic and DSP resources. Because an FPGA combines fixed silicon resources with programmable routing, successful implementation depends on constraints and device utilization rather than only the nominal LUT and I/O counts.
Typical uses include industrial control and automation, communication interfaces, embedded video or image pipelines, general-purpose digital signal processing, data acquisition, and consumer or automotive-adjacent logic modules. The 93 available I/O are especially useful for parallel buses, control signals, and data interfaces, while the 12K LUT capacity supports moderate state machines, control logic, protocol handling, and multiple independent digital blocks.
PCB design should preserve the manufacturer's recommended power, ground, decoupling, and configuration arrangements. Place bypassing capacitance at the appropriate supply pins, route sensitive clock and configuration signals carefully, and verify all 144 package terminals against the LQFP land pattern before fabrication. Designers migrating an existing ECP2 board should also compare speed grade, temperature option, supported I/O standards, and configuration details rather than relying on the package name alone.
This page combines the verified ECP2 resource and package identifiers with drop-in-family analysis, practical FPGA integration guidance, and a parameter-by-parameter comparison. It emphasizes the distinction between a mechanically compatible replacement and a fully qualified design migration, helping engineers narrow alternatives before validating timing, I/O behavior, configuration, and system-level constraints.
Bộ thay thế dễ dàng lắp đặt cho LFE2-12E-7T144C — 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 LFE2-12E-7T144C (cùng hình factor và footprint) — khác nhau ở Device Type, Speed Grade, Package, Programmable Logic Type.
LFE2-12SE-7TN144C
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
LFE2-12SE-6TN144C
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
LFE2-12E-6TN144C
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
LFE2-12E-7T144C Tỷ lệ tối đa & tính chất điện
| Device Type | ECP2 Field Programmable Gate Array |
| Programmable Logic | 12K LUTs |
| I/O Count | 93 I/O |
| Core Operating Voltage | 1.2 V |
| Speed Grade | -7 |
| Hộp | 144-LQFP |
| Terminal Count | 144 terminals |
| Package Form | Square gull-wing |
| Programmable Logic Type | LUT-based configurable logic |
| Configuration Memory Capacity | 12000 bits |
| Device Resource Identifier | 226304 |
| DSP Support | DSP resources indicated |
Hướng dẫn cấu hình chân LFE2-12E-7T144C square gull-wing
Cấu hình chân cho LFE2-12E-7T144C (square gull-wing 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 LFE2-12E-7T144C.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
LFE2-12E-7T144C phù hợp cho 6 Áp dụngs: Industrial Control and Automation, Communication Interface and Protocol Bridging, Data Acquisition and Instrumentation, Embedded Video and Image Processing, Digital Signal Processing, Consumer and Embedded System Control.
Industrial Control and Automation
The LFE2-12E-7T144C fits programmable industrial controllers because its 12K LUTs can support state machines, interlocks, sequencing logic, and multiple peripheral interfaces, while 93 I/O provide ample parallel connectivity. In a controller, the device can consolidate discrete logic previously spread across multiple fixed-function ICs and make product behavior easier to revise through configuration. The -7 speed grade also provides useful timing margin when coordinating machine inputs with actuator outputs. Before deployment, verify every 144-terminal assignment, supported I/O voltage, clock-domain requirement, and fail-safe behavior. Industrial designs should also assess lifecycle continuity and obtain an approved migration path before committing to this identified order code.
Communication Interface and Protocol Bridging
The LFE2-12E-7T144C is appropriate for communication bridging because 93 I/O can support parallel data buses, control signals, chip selects, and clock inputs around a 12K LUT programmable fabric. Protocol converters, frame assemblers, and test interfaces can implement clock-domain crossings, byte alignment, and sequencing logic in one device. Compared with a fixed converter, the FPGA allows protocol revisions without changing the PCB. The engineering trade-off is that each high-speed interface still requires careful clocking, timing constraints, and I/O-standard selection. Validate pin assignments, configuration startup, throughput targets, and signal integrity against the -7 timing model before production.
Data Acquisition and Instrumentation
For data-acquisition equipment, the LFE2-12E-7T144C can combine control logic, counters, data capture, and external bus handling within 12K LUTs and 93 I/O. Its programmable architecture is useful when multiple sensor channels need synchronized sampling, thresholding, filtering, or packet formatting that is difficult to implement with fixed logic. The 144-LQFP package gives a conventional PCB assembly route, although it demands close attention to high-density routing and thermal performance. Engineers should establish the maximum supported clock rate, define acquisition timing constraints, reserve configuration and clock resources, and confirm analog-interface voltage requirements separately before selecting the FPGA and companion components.
Embedded Video and Image Processing
The LFE2-12E-7T144C can serve in modest image-processing and embedded video modules where parallel pixel, control, and synchronization paths benefit from programmable logic. Twelve thousand LUTs allow designers to implement format conversion, pixel alignment, color-mask logic, and interface timing rather than relying on a rigid fixed-function pipeline. The 93 I/O are useful for parallel sensors and local chip-to-chip connections, but high-resolution interfaces may require multiple clock domains and careful timing closure. Validate whether the selected ECP2 configuration includes the required block RAM and DSP functions, then assess the -7 speed margin and the package's thermal requirements under sustained processing load.
Digital Signal Processing
The LFE2-12E-7T144C is suitable for DSP front ends that split a signal path across programmable filters, multipliers, accumulators, and control logic. The 12K LUT fabric provides flexible datapath control, while the device's DSP resources can accelerate suitable arithmetic sequences when the design maps efficiently onto the ECP2 architecture. A practical design should partition fixed filters into dedicated blocks and reserve LUT capacity for interfaces and control instead of implementing every operation in general-purpose logic. Review the ECP2 DSP and memory mapping for the exact device, establish pipelining for the -7 target, and verify numerical latency and overflow behavior through simulation before hardware release.
Consumer and Embedded System Control
The LFE2-12E-7T144C can consolidate display, keypad, peripheral, and sequencing functions in a compact embedded controller because 12K LUTs and 93 I/O cover moderate parallel logic without a hardwired ASIC. Programmable logic permits alternate keypad maps, display sequences, diagnostic routines, and product revisions without respooling the device. Designers should still use the -7 speed grade only where it provides a documented advantage, because faster timing does not increase I/O count or resolve external analog limitations. Validate reset behavior, configuration storage, boot sequencing, peripheral voltage domains, and mechanical compatibility with the 144-LQFP land pattern before releasing a compact consumer or industrial controller.
Dữ liệu tham khảo kỹ thuật cho LFE2-12E-7T144C — 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 | LFE2-12SE-7TN144C | LFE2-12SE-6TN144C | LFE2-12E-6TN144C |
|---|---|---|---|---|
| Brand | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor |
| Package | 144-LQFP | 144-LQFP | 144-LQFP | 144-LQFP |
| Device Family | ECP2 | ECP2 S-Series | ECP2 S-Series | ECP2 |
| Programmable Logic | 12K LUTs | 12K LUTs | 12K LUTs | 12K LUTs |
| I/O Count | 93 I/O | 93 I/O | 93 I/O | 93 I/O |
| Core Operating Voltage | 1.2 V | 1.2 V | 1.2 V | 1.2 V |
| Speed Grade | -7 | -7 | -6 | -6 |
Bảo phân biệt quan trọng
- Faster listed speed grade than the -6 ECP2 alternatives (vsLFE2-12SE-6TN144C)
- Matches the leading S-series candidate on principal resource counts (vsLFE2-12SE-7TN144C)
- Retains the established ECP2 resource configuration (vsLFE2-12E-6TN144C)
Ghi chú thiết kế
Use the manufacturer package drawing for the 144-LQFP land pattern and verify all terminal assignments against the exact device pin table before releasing artwork. The package has dense gull-wing leads, so solder-mask definition, paste volume, and assembly clearances can influence yield. Place programming or configuration interfaces where they remain accessible for production programming, and route sensitive clocks away from high-edge-rate outputs. Because the target order code is identified as obsolete, preserve revision control around any footprint or pin-assignment substitution.
Design the 1.2 V core rail and every required I/O or configuration supply as separate, properly decoupled domains. Follow the manufacturer guidance for capacitor placement, permitted voltage combinations, sequencing, and power-supply tolerance. Place each decoupling capacitor close to its associated device pin and keep the return path short to the ground plane. Do not infer the complete power architecture from the 1.2 V identifier alone; confirm pin-level voltage requirements in the official documentation before schematic and layout sign-off.
A matching package does not by itself prove drop-in compatibility. Compare configuration behavior, supported I/O standards, pin multiplexing, clock resources, embedded memory, DSP mapping, speed grade, and temperature option for the original device and every candidate. The documented -6 alternatives are one speed grade below the -7 target and can fail timing even when the resource counts match. Recompile the project, rerun static timing analysis, and perform pin-level and board-level validation before substitution.
Reserve clean routing for configuration signals and clocks because errors in either can prevent startup or create intermittent operation. Apply the device-specific timing constraints for every clock domain and treat I/O paths as potential sources of overshoot, ringing, and crosstalk. Keep repetitive routing symmetrical where timing matters, provide a solid return plane, and separate noisy outputs from sensitive inputs where practical. After routing, run signal-integrity and timing sign-off using the actual -7 device model and the selected package pinout.
Thông tin tuân thủ
Compliance status is not stated in the product information or manufacturer information available for this page. Verify RoHS, REACH, AEC-Q100, lead-free, halogen-free, and conflict-minerals declarations using the current Lattice Semiconductor documentation for the exact order code.
