XA7A12T-1CPG238Q - 112-I/O Artix-7 FPGA | AMD | BGA
料号： XA7A12T-1CPG238Q ✓ 量产中XA7A12T-1CPG238Q 概述
An FPGA is a programmable semiconductor in the broader logic and semiconductor hierarchy. Unlike a fixed-function application-specific integrated circuit, an FPGA uses configurable logic blocks, programmable interconnects, and input/output resources to implement a design selected through a configuration bitstream. Artix-7 devices are positioned as low-power, cost-conscious FPGAs for embedded, industrial, communications, consumer, and instrumentation applications.
The XA7A12T-1CPG238Q's principal cataloged feature is its 112 available I/O in a 238-CSPBGA package. This interface count allows a board to connect external memory, sensors, converters, communications transceivers, and control peripherals without relying on a fixed pin assignment. Its programmable architecture also permits logic revisions, protocol adaptation, parallel-to-serial conversion, and hardware accelerators to be implemented in one integrated device rather than a collection of fixed-function components.
The -1 suffix identifies the device's performance grade within the XA7A12T family. Exact clock-frequency, resource-breakdown, voltage, and temperature limits should be selected from the corresponding AMD/Xilinx family documentation for the production temperature grade and installed package. Engineers should also treat the 238-ball BGA footprint as a fine-pitch assembly constraint requiring controlled PCB design, inspection, and soldering capability.
Typical uses include industrial control and data acquisition, industrial networking, embedded vision pre-processing, sensor fusion, test-and-measurement front ends, communications infrastructure, and low-power edge-processing modules. In these systems, the 112-I/O interface can support parallel buses and control signals, while programmable logic can implement protocol framing, filtering, timing, and data movement in hardware.
A key design consideration is that changing the FPGA family, speed grade, package, or pinout can alter the Ball Grid Array assignment even when the device name appears similar. Preserve the exact 238-CSPBGA footprint, confirm all bank voltages in the selected family documentation, and validate the configuration interface and boundary-scan requirements before releasing a PCB.
This page consolidates the verified product identity, package and I/O details, sourcing workflow, comparison framework, and practical migration considerations. It also distinguishes direct pin-compatible alternatives from broader FPGA choices so engineers can assess replacement decisions without confusing a functional substitute with a true drop-in device.
直接替换替代料： XA7A12T-1CPG238Q ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
XC7A12T-1CPG238C
✅ 直接替换 ⚠️ 规格未核验联系询价
查看数据手册 →XC7A12T-1CPG238I
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
XC7A12T-1CPG238E
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
XA7A12T-1CPG238Q 最大额定值与电气特性
| Product Type | Field Programmable Gate Array (FPGA) |
| FPGA Family | Artix-7 |
| Device Designation | XA7A12T |
| User I/O Count | 112 I/O |
| Listed Logic Resource Value | 737280 |
| Additional Listed Device Value | 12800 |
| Package Type | 238-CSPBGA |
| Package Designation | CPG238 |
| Ball Count | 238 balls |
| 安装类型 | Surface mount |
| Programmability | FPGA configuration bitstream |
| Performance Grade | -1 speed grade |
| RoHS 状态 | Compliant |
XA7A12T-1CPG238Q cpg238 引脚配置指南
XA7A12T-1CPG238Q（cpg238 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： XA7A12T-1CPG238Q.
请参阅 数据手册 以查看完整引脚配置。
典型应用
XA7A12T-1CPG238Q 适用于 6 应用s: Industrial Control and Automation, Sensor Acquisition and Data Acquisition, Industrial Networking Gateways, Test and Measurement Front Ends, Embedded Vision Pre-Processing, Low-Power Edge Processing.
Industrial Control and Automation
The XA7A12T-1CPG238Q is well matched to industrial controllers that need deterministic parallel I/O alongside programmable logic. Its 112 user I/O can accommodate encoder inputs, discrete controls, relay or solenoid drivers, inter-device buses, and status signals within a compact 238-CSPBGA footprint. Engineers can implement timing, interlocks, event counting, and communication framing in programmable logic instead of adding multiple fixed-function controllers. The main implementation considerations are selecting compatible I/O standards for each bank, confirming the operating-temperature grade, and completing timing closure for the selected -1 performance grade. Thermal and power analysis should be based on the actual board, clocking plan, and switching activity.
Sensor Acquisition and Data Acquisition
The XA7A12T-1CPG238Q can act as the digital interface and processing fabric for multi-channel sensor acquisition equipment. Its 112 user I/O supports parallel sensor outputs, counters, multiplexed converters, memory interfaces, calibration ports, and host communications. Programmable logic can perform acquisition sequencing, digital filtering, unit conversion, thresholding, and time tagging before data reaches an embedded processor. Using the XA family variant allows the design team to consider a broader environmental qualification envelope than the commercial XC7A12T variants. Design work should include careful I/O bank planning, grounding and decoupling review, timing constraints for acquisition clocks, and validation of the configuration bitstream before field deployment.
Industrial Networking Gateways
The XA7A12T-1CPG238Q suits gateway equipment that bridges multiple physical interfaces and requires flexible protocol support. Its 112 user I/O can connect Ethernet or serial PHYs, memory, status indicators, service interfaces, and external control signals. Programmable hardware can manage frame conversion, buffering, packet filtering, bus arbitration, or protocol-aware pre-processing, reducing the burden placed on a host processor. The -1 performance grade supports a useful balance between logic throughput and power when appropriately clocked. Before schematic capture, verify every PHY's I/O voltage, direction, and timing against the FPGA bank plan. The 238-CSPBGA footprint also requires assembly and inspection processes capable of handling its ball pitch.
Test and Measurement Front Ends
The XA7A12T-1CPG238Q can implement the digital control and acquisition fabric in programmable test equipment. Its 112 user I/O enables connections to waveform capture devices, pattern generators, switches, instruments, status displays, and host interfaces. FPGA logic can execute sequencing, calibration tables, trigger logic, filtering, and protocol conversion at deterministic intervals. The architecture is particularly useful when measurement timing must remain stable even as a higher-level operating system performs analysis. A practical design should separate analog signal-chain concerns from the FPGA, preserve timing margin on acquisition paths, and validate pin states during configuration. Environmental and qualification requirements should determine whether the XA7A designation is preferable to a standard XC7A12T device.
Embedded Vision Pre-Processing
The XA7A12T-1CPG238Q can implement edge-processing functions ahead of a higher-bandwidth processor in embedded vision systems. Its programmable logic can perform pixel formatting, thresholding, region detection, line-rate filtering, and data reduction while the 112 user I/O connects image sensors, memory, and downstream processors. This architecture reduces unnecessary data transfer and can make the response time more predictable. The exact resource utilization and achievable image rate depend on the selected Artix-7 configuration, clock speed, memory interface, and external sensor timing. Designers should use the family architecture documentation to confirm available DSP, block RAM, and high-speed I/O resources rather than inferring performance solely from the 112-I/O figure.
Low-Power Edge Processing
The XA7A12T-1CPG238Q is applicable to compact edge systems that need dedicated hardware processing without adding a discrete accelerator. Programmable logic can offload filtering, protocol framing, event detection, and data aggregation, allowing the host processor to remain idle during routine operations. Its 112 user I/O provides enough interface bandwidth for sensors, local memory, and low-speed communications in many compact designs. Power consumption is workload-dependent and must be evaluated with realistic clocking, I/O activity, and configuration assumptions. An embedded design should also plan for deterministic startup, configuration storage, supervision, and recovery. The XA family designation is relevant when the environmental envelope exceeds standard commercial Artix-7 operating expectations.
工程参考数据： XA7A12T-1CPG238Q ——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 | XC7A12T-1CPG238C | XC7A12T-1CPG238I | XC7A12T-1CPG238E |
|---|---|---|---|---|
| Package | 238-CSPBGA | 238-CSPBGA | 238-CSPBGA | 238-CSPBGA |
| Brand | AMD | AMD | AMD | AMD |
| FPGA Series | Artix-7 | Artix-7 | Artix-7 | Artix-7 |
| Device Family | XA7A12T | XC7A12T | XC7A12T | XC7A12T |
| User I/O | 112 I/O | 112 I/O | 112 I/O | 112 I/O |
| Performance Grade | -1 | -1 | -1 | -1 |
| Temperature Class | XA ruggedized class | Commercial class | Industrial class | Extended-temperature class |
| Programmable Logic | Artix-7 12T class | Artix-7 12T class | Artix-7 12T class | Artix-7 12T class |
| Surface-Mount Footprint | CPG238 BGA | CPG238 BGA | CPG238 BGA | CPG238 BGA |
关键差异点
- Retains the CPG238 footprint while offering a ruggedized XA family option （对比 XC7A12T-1CPG238C)
- Provides the same 112-I/O interface density as standard Artix-7 options （对比 XC7A12T-1CPG238I)
- Supports a more demanding environmental class than the commercial XC7A12T option （对比 XC7A12T-1CPG238E)
设计说明
Treat the 238-CSPBGA as a fine-pitch BGA layout constraint. Preserve the exact CPG238 land pattern, via geometry, solder-mask definition, and paste stencil from the AMD/Xilinx package drawing. Confirm the board's BGA assembly process, component spacing, inspection access, and thermal-via strategy before layout release. Do not derive the footprint from a visually similar 238-ball package because ball assignments and thermal land patterns can differ between package families.
Assign every ball to its correct supply, ground, configuration, clock, or user-I/O function using the CPG238 pin-description table. Group related supply connections to match the recommended plane and decoupling arrangement in the family documentation. Validate voltage sequencing, current at the selected -1 operating point, and startup behavior in the complete board design. Add test points where practical so rail integrity can be checked after assembly.
Plan high-speed clock, configuration, and memory interfaces before fixing the remaining I/O placement. Keep sensitive clock routes short, use matched reference planes, and provide clean return paths under long signals. Route user interfaces according to their respective I/O standards and bank voltage. Because several CPG238 variants share the same mechanical footprint, mark the exact ordering code and performance grade on the schematic and assembly documentation to prevent an unqualified substitution.
Do not assume that an Artix-7 board can be migrated to another FPGA family without changing the pinout, configuration memory interface, clocking, and power plan. Likewise, do not treat the XA7A12T and XC7A12T names as interchangeable solely because both identify Artix-7 devices. Verify the bitstream target, temperature class, qualification conditions, supply requirements, and exact BGA ball map before releasing a replacement order.
合规信息
The component listing identifies the CSBGA-238 package as RoHS compliant. No additional REACH, lead-free, halogen-free, conflict-minerals, or automotive qualification declaration is established for this ordering code.
