LFE2-12E-6F484I - 12K LUT ECP2 FPGA | Lattice Semiconductor
MPN： LFE2-12E-6F484I ✗ 停產LFE2-12E-6F484I 概覽
An FPGA is a programmable semiconductor in which the interconnect and logic fabric can be configured after manufacture. The ECP2 family belongs to the broader hierarchy of FPGA and CPLD devices within programmable logic semiconductors. Unlike a fixed-function microcontroller, this device can implement parallel data paths, control logic, protocol bridges, and DSP functions through a hardware bitstream while retaining the programmability required for product updates and design revisions.
The target device combines 12K LUTs with 297 I/O in a compact 484-BBGA package. Its catalog listing identifies DSP support, a 1.2 V supply class, and a -6 performance designation. These characteristics make it useful when a design needs substantially more parallel I/O than a small MCU or logic IC can provide while retaining configurable logic for protocol handling, data acquisition, and control-plane functions.
The ECP2 architecture is suited to designs combining fixed data paths with adaptable control logic. The large I/O count can support external memory interfaces, parallel buses, high-speed acquisition paths, or multiple peripheral interfaces. DSP capability broadens the device's applicability to filtering, signal conditioning, and digital waveform-processing tasks, although the implementation toolchain and device resources must be checked against the final architecture.
Typical uses include industrial automation, test and measurement, communications infrastructure, embedded instrumentation, and general-purpose embedded control. A designer can place the FPGA beside sensors or converters, acquire parallel data, filter it in fabric, and pass results to a host processor. The -6 grade also supports designs where predictable timing and higher performance are more important than a lower-cost grade.
A critical design consideration is the 484-ball BGA footprint. Although the package supports dense connectivity, PCB layout requires fine-pitch routing, controlled escape routing, and careful power and ground distribution. Validate the selected ECP2 symbol, speed grade, temperature grade, and pin multiplexing in the Lattice design toolchain before committing the layout to fabrication.
This product record combines the exact catalog characteristics of the LFE2-12E-6F484I with package-aware alternatives, application guidance, comparison parameters, and practical implementation notes. These engineering aids help distinguish speed- and temperature-grade alternatives before the PCB and bitstream are finalized.
直接替換替代品，適用於 LFE2-12E-6F484I — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： LFE2-12E-6F484I （相同外形與佔位） — 差異在於 Package, Speed Grade, Device Type, DSP Capability, Logic Cells.
LFE2-12E-5F484I
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →LFE2-12E-6F484C
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →LFE2-12E-6FN484I
✅ 直接替換📋 參考替代品（不在目錄中）
LFE2-12E-6FN484C
✅ 直接替換📋 參考替代品（不在目錄中）
LFE2-12E-7FN484C
✅ 直接替換📋 參考替代品（不在目錄中）
LFE2-12E-6F484I 最大額定值與電氣特性
| Device Type | ECP2 field-programmable gate array (FPGA) |
| Logic Capacity | 12K LUTs |
| I/O Count | 297 I/O |
| DSP Capability | DSP |
| Core Supply Class | 1.2 V |
| Speed Grade | -6 |
| Temperature Grade | Industrial |
| 封裝 | 484-BBGA |
| Total Terminals | 484 terminals |
| Terminal Form | Ball |
| Package Shape | Square |
| 安裝方式 | Surface mount |
| Programmability | Reconfigurable FPGA logic |
| Catalog Parameter 226304 | 226304 |
LFE2-12E-6F484I square 腳位配置指南
LFE2-12E-6F484I（square 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： LFE2-12E-6F484I.
請參閱 資料表 以查看完整腳位配置。
典型應用
LFE2-12E-6F484I 適用於 6 應用s: Industrial Data Acquisition, Parallel Communications Interface, Programmable Logic Control, Test and Measurement Instrumentation, Embedded Signal Processing, Video and Display Processing.
Industrial Data Acquisition
The LFE2-12E-6F484I fits parallel measurement and acquisition systems because it provides 12K LUTs and 297 I/O for connecting converters, sensors, and control signals. Its 1.2 V core supports efficient programmable logic, while DSP capability allows filtering or preprocessing to be placed near the data source. Designers can implement buffering, channel control, trigger logic, and digital signal conditioning before data reaches a host processor. The -6 grade is appropriate when acquisition timing margins are important, although system timing must still be verified against the selected ECP2 architecture.
推薦
Parallel Communications Interface
The LFE2-12E-6F484I is useful for protocol bridges and legacy parallel-bus interfaces that require many independently configurable signals. Its 297 I/O can accommodate address, data, control, and status connections, while 12K LUTs provide logic for state machines, buffering, and protocol translation. The DSP feature can support signal-rate conversion or filtering where required. Because package balls may have specialized I/O, bank, clock, or configuration functions, the PCB and design-tool assignments should be reviewed before selecting the device for a new interface.
推薦
Programmable Logic Control
For factory automation and machine control, the LFE2-12E-6F484I combines deterministic programmable logic with a large I/O count. It can execute sequencing, interlocks, motor-command decoding, fault management, and machine-state logic in parallel rather than relying entirely on a microcontroller. The 12K-LUT capacity leaves room for multiple control channels and diagnostic functions, and the -6 speed grade supports designs with tighter timing expectations. Industrial temperature grading makes the device relevant to factory equipment, subject to final environmental and regulatory validation.
推薦
Test and Measurement Instrumentation
The LFE2-12E-6F484I supports programmable test and measurement front ends that coordinate parallel fixtures, capture timing-sensitive data, and perform local pattern generation or analysis. Its 12K LUTs can implement counters, state machines, trigger chains, and digital algorithms, while 297 I/O provides connections to instruments and DUT resources. DSP capability is useful for filtering and transformation before measurement data is transferred. The -6 grade helps preserve timing margin, but the design must account for 484-ball routing, clocking, configuration, and power distribution requirements.
推薦
Embedded Signal Processing
The LFE2-12E-6F484I can act as a dedicated coprocessor for filtering, modulation, waveform analysis, and other parallel digital operations. Its DSP capability and 12K LUTs allow fixed-latency pipelines to be placed close to a sensor or converter, reducing reliance on a host processor. The 1.2 V core is appropriate for compact high-performance logic, and the -6 grade supports tighter timing paths than a -5 alternative. Resource sharing, multiplier availability, clock requirements, and I/O timing must be checked in the Lattice ECP2 design tools before implementation.
推薦
Video and Display Processing
The LFE2-12E-6F484I is applicable to parallel pixel timing, control, and preprocessing systems because 297 I/O provides substantial board-level connectivity. Programmable logic can synchronize horizontal and vertical timing, generate control signals, format incoming pixel data, and isolate display timing from a host processor. DSP capability can support simple filtering or color-processing stages. The -6 grade is useful for timing-sensitive video paths, but designers should verify whether the required logic, memory, and clock resources fit the ECP2 device before finalizing the architecture.
推薦
推薦產品摘要
工程參考資料，適用於 LFE2-12E-6F484I — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | LFE2-12E-5F484I | LFE2-12E-6F484C | LFE2-12E-6FN484I | LFE2-12E-6FN484C | LFE2-12E-7FN484C |
|---|---|---|---|---|---|---|
| Brand | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor | Lattice Semiconductor |
| Package | 484-BBGA | 484-BBGA | FPBGA-484 | FPBGA-484 | 484-BBGA | 484-BBGA |
| Speed Grade | -6 | -5 | -6 | -6 | -6 | -7 |
| Logic Capacity | 12K LUTs | 12K LUTs | 12K LUTs | 12K LUTs | 12K LUTs | 12K LUTs |
| I/O Count | 297 I/O | 297 I/O | 297 I/O | 297 I/O | 297 I/O | 297 I/O |
| DSP Capability | DSP | DSP | DSP | DSP | DSP | DSP |
| Core Supply Class | 1.2 V | 1.2 V | 1.2 V | 1.2 V | 1.2 V | 1.2 V |
| Mounting Style | Surface mount | Surface mount | Surface mount | Surface mount | Surface mount | Surface mount |
主要差異化特點
- Higher speed grade than the -5 alternative (對比LFE2-12E-5F484I)
- Industrial-temperature ordering option (對比LFE2-12E-6F484C)
- Direct same-package N-grade option (對比LFE2-12E-6FN484I)
- Faster grade than the -7 alternative (對比LFE2-12E-7FN484C)
設計說明
Treat the 484-BBGA footprint as a high-density routing problem. Follow the exact package drawing and device symbol for ball assignments, then reserve clean escape paths from the fine-pitch ball array. Confirm the PCB stackup, pad geometry, via strategy, solder-mask design, and assembly capability before fabrication. Do not infer device-specific pin functions from a generic BGA drawing.
Separate core and I/O supply planning according to the ECP2/M family datasheet. The catalog listing confirms a 1.2 V core class, but it does not define every bank voltage or decoupling requirement. Use the manufacturer-recommended power topology and capacitor values, distribute supplies across multiple balls as required, and test power sequencing and rail tolerances across temperature.
Assign clocks, configuration pins, and high-speed I/O deliberately because the 297 I/O figure does not mean every ball is available as a general-purpose user pin. Review bank assignments and dedicated functions in the Lattice design tool before freezing the schematic. Keep clock routing short and isolated from sensitive interfaces, and observe the device's simultaneous-switching-noise constraints when assigning outputs.
A package-compatible replacement is not automatically a functional drop-in. Revalidate configuration memory handling, bitstream generation, I/O standards, speed grade, temperature range, and timing constraints whenever changing from LFE2-12E-6F484I to another ECP2 ordering code. Pay particular attention to differences between BBGA and FPBGA package descriptions and between commercial, industrial, and extended-temperature options.
合規資訊
The product records establish industrial temperature grading but do not provide RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations.
