XC6SLX45-2FG676I - 45K Logic Cell Spartan-6 LX FPGA | AMD
料号： XC6SLX45-2FG676I ✓ 量产中XC6SLX45-2FG676I 概述
A field-programmable gate array is a semiconductor device whose digital logic, memory, signal processing, and input/output functions are configured after manufacture. In the product hierarchy, an FPGA is a programmable-logic device, a configurable semiconductor, and an application-specific integrated circuit. This architecture allows one physical design to implement multiple control, interface, signal-processing, or communication functions without changing the PCB.
The verified listing identifies the XC6SLX45-2FG676I as a 45 nm CMOS Spartan-6 LX FPGA with 43,661 cells, 358 I/O, and a 676-BGA package. The -2 ordering code denotes the specified device speed grade, while the I suffix identifies the industrial temperature grade. The 676-ball package provides a large, high-density connection interface for designs requiring extensive external connectivity.
Spartan-6 LX devices are suitable when designers need deterministic programmable logic and parallel I/O rather than the compute density of a processor. The 358 I/O listed for this device can support external memories, data buses, control signals, high-speed interfaces, and general-purpose digital peripherals. The exact clock, I/O-standard, and performance ratings for this ordering code must be confirmed in the AMD Spartan-6 documentation before final sign-off.
Typical applications include industrial automation, video and image processing, communications infrastructure, instrumentation, embedded control, data acquisition, and interface bridging. The large 676-ball BGA also makes the device appropriate for dense boards where minimizing package count and supporting many parallel connections are priorities.
A critical design consideration is that a BGA package requires careful PCB escape routing, layer-stackup control, via strategy, and assembly-process planning. Designers must also verify pin compatibility, supported I/O standards, configuration requirements, power sequencing, and operating-temperature limits before treating any substitute as a true drop-in replacement.
This page combines verified distributor data, order-code details, a same-footprint comparison, and practical implementation guidance to help engineers evaluate the XC6SLX45-2FG676I for both new designs and controlled replacement programs.
直接替换替代料： XC6SLX45-2FG676I ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： XC6SLX45-2FG676I （相同外形与封装尺寸） ——差异在于 Package, Logic Cells, Process Technology, Speed Grade, Block RAM.
XC6SLX45-2FGG676I
✅ 直接替换联系询价
查看数据手册 →XC6SLX45-2FGG676C
✅ 直接替换联系询价
查看数据手册 →XC6SLX45-3FGG676I
✅ 直接替换📋 参考替代料（不在目录中）
XC6SLX45-3FGG676C
✅ 直接替换📋 参考替代料（不在目录中）
XC6SLX45-2FG676C
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
XC6SLX45-2FG676I 最大额定值与电气特性
| Device Type | Spartan-6 LX Field Programmable Gate Array (FPGA) |
| Logic Cells | 43,661 cells |
| I/O Count | 358 I/O |
| Technology | 45 nm CMOS |
| Core Supply Voltage | 1.2 V |
| Speed Grade | -2 |
| Temperature Grade | Industrial |
| 封装 | 676-BGA |
| Package Type | BGA |
| Number of Terminals | 676 |
| Package Shape | Square |
| Terminal Form | Ball |
| Programmable Logic Type | FPGA |
| Manufacturer | AMD / Xilinx |
XC6SLX45-2FG676I square 引脚配置指南
XC6SLX45-2FG676I（square 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： XC6SLX45-2FG676I.
请参阅 数据手册 以查看完整引脚配置。
典型应用
XC6SLX45-2FG676I 适用于 6 应用s: Industrial Automation and Control, Data Acquisition and Signal Conditioning, Communications and Interface Bridging, Video and Image Processing, Test and Measurement Instrumentation, Embedded Control and Sensor Fusion.
Industrial Automation and Control
The AMD XC6SLX45-2FG676I fits industrial automation systems that require extensive parallel control, acquisition, and communication logic on a single FPGA. Its 43,661 logic cells provide substantial programmable capacity, while the 358 I/O allow the design to connect sensors, actuator drivers, interlocks, status indicators, and industrial communication transceivers without relying on several smaller programmable devices. The industrial-temperature I suffix supports designs intended for extended-temperature equipment, although the exact rated limits must be confirmed in AMD documentation. Engineers should partition sensitive interface and clock paths, verify the supported I/O standards for each bank, and complete timing analysis for the -2 speed grade. Compared with a processor-based controller, the FPGA can execute multiple deterministic control tasks concurrently while reducing software scheduling overhead.
推荐
Data Acquisition and Signal Conditioning
XC6SLX45-2FG676I is suitable for parallel data-acquisition front ends where multiple channels must be sampled, filtered, buffered, and transferred under deterministic timing. The 358 I/O provide a high pin count for converter outputs, capture-control signals, clock distribution, and interface logic, while the 43,661-cell Spartan-6 LX fabric can implement parallel pipelines, digital filters, calibration tables, and data-formatting logic. Using the FPGA in parallel with an ADC allows samples to be captured and processed without moving every operation through a serial processor interface. Design work should account for input timing uncertainty, clock skew, I/O supply requirements, and board-level channel-to-channel skew. The -2 grade should be validated against the target acquisition clock, and unused inputs need defined termination behavior in the FPGA constraints.
推荐
Communications and Interface Bridging
The AMD XC6SLX45-2FG676I can be used in communications equipment for protocol conversion, packet handling, test instrumentation, and legacy-to-modern interface bridging. Its high logic-cell count supports parallel datapaths and multiple protocol engines, while 358 I/O can expose buses, clocks, resets, and status signals needed around a communications module. The Spartan-6 LX architecture is especially useful where a fixed hardware pipeline offers more predictable latency than software handling. Implementation should establish independent clock domains for serial and parallel sides, constrain each interface explicitly, and reserve sufficient I/O supply flexibility for the selected standards. Because the verified data does not provide transceiver rates or supported protocol inventory, engineers must consult the family datasheet and design-guide set before committing to a particular line rate.
推荐
Video and Image Processing
XC6SLX45-2FG676I can support parallel video, image-capture, and pixel-processing designs because 43,661 logic cells are available for frame buffers, timing generators, color conversion, filtering, and interface control. The 358 I/O are particularly relevant for parallel sensors and displays, where wide data buses can be implemented without a serial-to-parallel converter at every stage. A practical design can use internal block resources for buffering where supported, but the exact RAM and DSP quantities were not supplied in the verified records and must be checked before architecture selection. Engineers should budget resources for line and frame timing, constrain video clocks carefully, and plan PCB escape routing for the dense 676-ball package. The -2 grade should be checked against pixel-clock timing, while industrial-temperature requirements determine whether the I suffix is necessary.
推荐
Test and Measurement Instrumentation
The AMD XC6SLX45-2FG676I is appropriate for programmable test equipment, logic analyzers, pattern generators, and automated measurement systems that need deterministic timing and flexible I/O. Its 43,661-cell capacity can hold acquisition engines, sequence control, timing generators, and data-processing pipelines, while 358 I/O provide high parallelism for fixture and DUT connections. In a measurement instrument, the FPGA can execute repeated tests without processor scheduling delays and combine results into real-time displays or protocol analyzers. Design teams should separate sensitive analog-adjacent input circuitry from digital switching activity, control clock jitter, and validate every input timing constraint. Since the verified material does not state supported I/O-voltage combinations or maximum operating frequencies for this exact grade, those values must be obtained from the manufacturer family documentation.
推荐
Embedded Control and Sensor Fusion
XC6SLX45-2FG676I can serve as the programmable control core in a sensor-rich embedded system where numerous inputs, timing-sensitive sampling, and parallel outputs must be coordinated. The 43,661-cell fabric can host motor or actuator sequencing, sensor fusion, watchdog logic, and communication adaptation, while the 358 I/O support multiple device buses and discrete control lines. The industrial-temperature designation is useful for equipment exposed to temperature variation, but engineers must verify the complete temperature range and any required environmental qualifications. A robust implementation should use independent clocking for sensor, communication, and service interfaces, isolate asynchronous inputs, and establish fail-safe states for external outputs. The FPGA should also be checked against functional-safety requirements where applicable because no AEC-Q100 or industrial certification status was provided.
推荐
推荐产品汇总
工程参考数据： XC6SLX45-2FG676I ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | XC6SLX45-2FGG676I | XC6SLX45-2FGG676C | XC6SLX45-3FGG676I | XC6SLX45-3FGG676C | XC6SLX45-2FG676C |
|---|---|---|---|---|---|---|
| Package | 676-BGA | 676-BGA | 676-BGA | 676-BGA | 676-BGA | 676-BGA |
| Brand | AMD | AMD | AMD | AMD | AMD | AMD |
| Device Family | Spartan-6 LX | Spartan-6 LX | Spartan-6 LX | Spartan-6 LX | Spartan-6 LX | Spartan-6 LX |
| Speed Grade | -2 | -2 | -2 | -3 | -3 | -2 |
| Temperature Grade | Industrial (I) | Industrial (I) | Commercial (C) | Industrial (I) | Commercial (C) | Commercial (C) |
关键差异点
- Industrial-temperature ordering option （对比 XC6SLX45-2FGG676C)
- Lower documented speed grade than the -3 family variants （对比 XC6SLX45-3FGG676I)
- Matches the verified 43,661-cell and 358-I/O device class （对比 XC6SLX45-2FGG676I)
设计说明
Treat the 676-ball BGA as a high-density routing problem rather than an ordinary two-row package. Establish the complete ball map from the exact AMD package drawing before assigning power, ground, configuration, clock, and user I/O. Plan the layer stackup, via-in-pad or via-geometry rules, solder-mask and paste design, assembly profile, and X-ray inspection requirements with the PCB and assembly suppliers. Do not infer ball locations from the package suffix.
Separate core and I/O supply planning. The verified core voltage is 1.2 V, but external I/O banks may require other supplies, and the available family data does not enumerate all permitted voltage combinations. Use the manufacturer power-decoupling recommendations, provide low-impedance power and ground planes, isolate noisy switching loads, and verify sequencing. An estimated thermal calculation cannot be completed from the supplied data because the exact power dissipation and junction-temperature limits are unavailable.
Constrain every external clock and data interface explicitly in the FPGA design. Use dedicated clock-capable pins where required, keep clock distribution symmetrical, and bound loads on high-fanout nets to reduce skew. Because the verified records do not provide the complete pin table or maximum operating frequencies, engineers must consult the official Spartan-6 package and design documentation before releasing constraints. Any grade substitution should be checked for timing closure and power impact.
Do not treat a shared family or package as sufficient proof of drop-in compatibility. For each candidate, verify the exact order code, ball map, voltage table, configuration pins, power sequence, supported I/O standards, speed grade, and temperature rating against the original design. The -2 and -3 speed grades are not performance-identical, and C versus I temperature grades are not equivalent for extended-temperature operation. Record the manufacturer package drawing revision used for approval.
合规信息
The supplied records identify the device as industrial-temperature, but they do not provide verified RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals declarations. No compliance status has been inferred.