AMD XC95288XL-7BG256I
- Part No.:
- XC95288XL-7BG256I
- Manufacturer:
- AMD
- Package:
- 256-BBGA
- Datasheet:
-
XC95288XL-7BG256I.pdf
- Description:
- IC CPLD 288MC 7.5NS 256BGA
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
XC95288XL-7BG256I from AMD (acquired by Xilinx) is a high-density, 5V CPLD featuring 288 macrocells, 256-pin BGA package, 7.5 ns pin-to-pin propagation delay, and in-system programmability via JTAG. It serves as a logic replacement and glue logic controller in legacy industrial control backplanes.
For engineers reviewing the XC95288XL-7BG256I datasheet, pinout, applications, or equivalent options, key selection criteria include propagation delay, macrocell count, JTAG compliance, I/O voltage tolerance, and legacy 5V system compatibility.
Technical Context
This CPLD implements a multi-level PAL-style architecture with three distinct logic blocks (each with 96 macrocells), shared expandable product-term logic, and configurable interconnect matrix. It supports IEEE 1149.1 JTAG boundary-scan testing and in-system programming without requiring external configuration devices.
Each macrocell includes a configurable flip-flop (with synchronous/asynchronous reset/set), programmable output polarity, and local feedback paths. The device operates over industrial temperature range (–40°C to +85°C) and supports 5.0 V ±10% supply voltage.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Macrocell Count | 288 macrocells-supports complex combinational and registered logic functions across three function blocks. |
| Propagation Delay | 7.5 ns-enables reliable operation in 133 MHz clock domains for control-path logic. |
| Package | 256-ball fine-pitch BGA (17 × 17 mm, 1.0 mm pitch)-requires standard reflow profile and 6-layer PCB routing. |
| VCC | 5.0 V ±10%-designed for legacy 5V TTL/CMOS system integration without level-shifting. |
| Operating Temperature | –40°C to +85°C-qualified for industrial-grade embedded control applications. |
| JTAG Support | IEEE 1149.1 compliant-enables boundary-scan test, in-system programming, and debug access without external PROM. |
Pinout & Package
XC95288XL-7BG256I uses a 256-ball PBGA package (package code BG256) with 196 user I/O pins, 4 dedicated JTAG pins (TCK/TMS/TDI/TDO), 4 power/ground pairs (VCC/GND), and 4 reserved balls. Ball pitch is 1.0 mm; thermal pad is not present.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| TCK | JTAG Clock Input | Synchronizes JTAG state machine transitions during programming and test. |
| TMS | JTAG Mode Select Input | Controls JTAG TAP controller state transitions (e.g., shift DR, update IR). |
| TDI | JTAG Data Input | Serial input for instruction and data register loading during ISP or boundary-scan. |
| TDO | JTAG Data Output | Serial output for readback of device ID, boundary-scan register, or status data. |
| I/O[0]–I/O[195] | Configurable Bidirectional I/O | Supports TTL/CMOS 5V logic levels; individually configurable as input, output, or bidirectional with slew-rate control. |
Key Features
| Feature | Design Value |
|---|---|
| In-System Programmability (ISP) | Enables field firmware updates and logic revisions without device removal or socketing-reduces maintenance downtime. |
| Three 96-Macrocell Function Blocks | Provides modular logic partitioning for hierarchical design reuse and timing closure across independent subsystems. |
| Programmable Slew-Rate Control | Reduces EMI and signal integrity issues on high-speed 5V buses by limiting edge rates per I/O pin. |
| Global and Local Clock Networks | Supports mixed synchronous/asynchronous logic implementation with low-skew clock distribution to all macrocells. |
| Power-On Reset Configuration | Ensures deterministic initial state on power-up without external reset circuitry-simplifies board-level design. |
Applications
| Industrial PLC Backplane Logic | Legacy Test Equipment Control |
|---|---|
Use Scenario: Replacing discrete TTL logic and PALs in programmable logic controller rack interfaces. IC Role / Device Role / Timing Role: Glue logic controller managing address decoding, bus arbitration, and interrupt prioritization between CPU and I/O modules. Use Value: 7.5 ns propagation delay ensures cycle-accurate timing alignment with 80C188/80C186-based controllers operating at 12–20 MHz. | Use Scenario: Implementing stimulus pattern sequencing and response validation in automated test equipment (ATE) mainframes. IC Role / Device Role / Timing Role: State-machine-based sequencer generating precise digital stimulus waveforms and capturing pass/fail responses. Use Value: 288 macrocells support >1024-state FSMs with embedded registers, enabling full test sequence execution without external memory. |
| Avionics Maintenance Interface | Medical Imaging Subsystem Control |
Use Scenario: Managing communication handshaking and protocol translation between legacy ARINC 429 receivers and modern diagnostic laptops. IC Role / Device Role / Timing Role: Protocol bridge and level translator handling asynchronous framing, parity generation, and 5V/3.3V interface isolation. Use Value: 5V-tolerant I/O and industrial temperature rating ensure reliability in uncontrolled hangar environments with wide ambient swings. | Use Scenario: Coordinating timing-critical data capture from analog front-end ADCs and buffering to FPGA-based image processors in ultrasound systems. IC Role / Device Role / Timing Role: Synchronization controller aligning sample clocks, frame strobes, and DMA request signals across mixed-voltage subsystems. Use Value: Configurable macrocell flip-flops provide sub-cycle setup/hold margin for 20+ MHz sampling clocks interfacing with 5V sensor interfaces. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar CPLD-based logic replacement applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| XCR3256XL-7CS280I | 3.3V core/I/O, 256 macrocells, 280-pin CSP-lower power but requires level-shifting in 5V systems. | Targeted at newer 3.3V designs; lacks native 5V tolerance and direct drop-in capability. | Select only if migrating to 3.3V infrastructure and redesigning power delivery and I/O interfaces. |
| XC95216-10PC84I | 84-pin PLCC, 216 macrocells, 10 ns delay-smaller density and slower speed, but identical 5V architecture and JTAG flow. | Used in space-constrained legacy boards where BGA assembly is unavailable or cost-prohibitive. | Choose when BGA rework capability is absent and macrocell count requirements are ≤216. |
Compared with XC95288XL-7BG256I, the XCR3256XL-7CS280I enables lower static power but mandates full voltage translation, while the XC95216-10PC84I retains 5V compatibility at reduced density and speed-making it suitable only for less demanding retrofit scenarios.
Availability
XC95288XL-7BG256I is available at Aetrix Electronics and suitable for industrial PLC backplanes, avionics maintenance interfaces, and medical imaging subsystems requiring stable component supply and long-term obsolescence management.
Supply support for XC95288XL-7BG256I includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
AMD acquired Xilinx in 2022; the XC9500XL family was originally developed by Xilinx as a mature, non-volatile CPLD platform targeting 5V legacy system upgrades.
The XC9500XL product line delivers robust, reprogrammable logic for industrial and aerospace applications where EEPROM-based non-volatility, JTAG accessibility, and 5V interoperability remain critical.
FAQ
What is the maximum clock frequency supported by XC95288XL-7BG256I?
The XC95288XL-7BG256I supports internal logic operation up to 133 MHz, derived from its 7.5 ns pin-to-pin propagation delay specification. This allows use in synchronous designs with clock periods ≥7.5 ns. Actual system-level clock frequency depends on routing delays, fan-out, and macrocell utilization-verified through place-and-route timing analysis using Xilinx WebPACK or ISE tools.
Does XC95288XL-7BG256I require an external configuration PROM?
No, XC95288XL-7BG256I does not require an external configuration PROM. It integrates on-chip EEPROM for non-volatile configuration storage and supports in-system programming via JTAG. Configuration is retained after power cycling, eliminating need for boot-time loading from external memory.
Is XC95288XL-7BG256I compatible with Xilinx ISE software?
Yes, XC95288XL-7BG256I is fully supported in Xilinx ISE Design Suite versions 14.7 and earlier. It is not supported in Vivado, as the XC9500XL family predates Vivado's architecture. Design entry, simulation, fitting, and JTAG programming workflows are validated in ISE for this specific part.
What is the I/O voltage tolerance of XC95288XL-7BG256I?
XC95288XL-7BG256I features 5V-tolerant I/O pins compliant with TTL and CMOS 5V logic standards. Inputs accept 0–5.5 V, outputs drive to 5V levels, and no level-shifting circuitry is required when interfacing with legacy 5V peripherals, microcontrollers, or bus transceivers.
Can XC95288XL-7BG256I operate in extended temperature ranges beyond –40°C to +85°C?
No, XC95288XL-7BG256I is qualified only for the industrial temperature range of –40°C to +85°C. It is not characterized or guaranteed for operation outside this range. For extended temperature applications, alternative solutions such as radiation-hardened or military-grade CPLDs must be evaluated separately.
XC95288XL-7BG256I Specifications
- Product attributes
- Attribute value
- Manufacturer:
- AMD
- Series:
- XC9500XL
- Package/Case:
- 256-BBGA
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Programmable Type:
- In System Programmable (min 10K program/erase cycles)
- Delay Time tpd(1) Max:
- 7.5 ns
- Voltage Supply - Internal:
- 3V ~ 3.6V
- Number of Logic Elements/Blocks:
- 16
- Number of Macrocells:
- 288
- Number of Gates:
- 6400
- Number of I/O:
- 192
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 256-PBGA (27x27)
XC95288XL-7BG256I FAQ
1.How can I place an order for XC95288XL-7BG256I through Aetrix?
Please submit a Request for Quotation (RFQ) for XC95288XL-7BG256I on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for XC95288XL-7BG256I reliable?
The price and inventory of XC95288XL-7BG256I are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for XC95288XL-7BG256I is usually 5 days.
3.What payment methods are accepted for XC95288XL-7BG256I?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for XC95288XL-7BG256I transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for XC95288XL-7BG256I?
XC95288XL-7BG256I orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your XC95288XL-7BG256I order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for XC95288XL-7BG256I?
For technical support, including XC95288XL-7BG256I datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your XC95288XL-7BG256I requirements.
6.How does Aetrix verify that XC95288XL-7BG256I is sourced from the original manufacturer or authorized distributors?
All XC95288XL-7BG256I products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that XC95288XL-7BG256I meets industry standards.
7.What is the process for return or replacement of XC95288XL-7BG256I?
All XC95288XL-7BG256I units undergo pre-shipment inspection (PSI). If there is an issue with XC95288XL-7BG256I, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The XC95288XL-7BG256I part is unused and in its original packaging.
Return procedure for XC95288XL-7BG256I:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
XC95288XL-7BG256I Tags

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