AMD XC95108-15TQ100C
- Part No.:
- XC95108-15TQ100C
- Manufacturer:
- AMD
- Package:
- 100-LQFP
- Datasheet:
-
XC95108-15TQ100C.pdf
- Description:
- IC CPLD 108MC 15NS 100TQFP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
XC95108-15TQ100C from AMD (acquired Xilinx CPLD business) is a 108-macrocell in-system programmable CPLD with 15 ns maximum pin-to-pin delay, 100-pin TQFP package, and 5 V supply operation. It serves as a glue-logic replacement in legacy industrial control and telecom interface boards requiring deterministic timing and non-volatile configuration.
For engineers reviewing the XC95108-15TQ100C datasheet, pinout, applications, or equivalent options, key selection factors include propagation delay budget, macrocell count for logic density, I/O voltage compatibility, and JTAG programming support in field-deployed systems.
Technical Context
This device belongs to the XC9500 family of high-performance CPLDs built on 0.5 µm CMOS technology. It implements a fully decoded product-term architecture with three levels of logic hierarchy: macrocells, function blocks, and global interconnect matrix.
Each macrocell supports sum-of-products logic, registered or combinatorial output, and individual output enable control. The device uses internal pull-up resistors on dedicated JTAG pins and supports IEEE 1149.1 boundary-scan testing.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Macrocell Count | 108 macrocells provide 2,200 usable gates for medium-complexity glue logic replacement. |
| Max Propagation Delay | 15 ns ensures timing closure in 66 MHz PCI bus control paths and synchronous FIFO handshaking. |
| Supply Voltage | 5.0 V ± 10% operation enables direct interfacing with TTL/CMOS-5V legacy systems without level translation. |
| I/O Pins | 84 user I/O pins support configurable drive strength (4 mA/8 mA/16 mA) and Schmitt-trigger inputs for noisy environments. |
| Programming Interface | JTAG (IEEE 1149.1) allows in-system reprogramming without socket removal or UV erasure. |
| Operating Temperature | 0 °C to +70 °C commercial grade suits indoor industrial controllers and telecom line cards. |
Pinout & Package
XC95108-15TQ100C is housed in a 100-lead Thin Quad Flat Package (TQFP) with 0.5 mm lead pitch, 14 mm × 14 mm body size, and exposed thermal pad (non-electrical). Pin numbering follows standard counter-clockwise convention starting from the top-left corner marker.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| GND (Pins 1, 26, 51, 76) | Ground reference | Four dedicated ground pins reduce simultaneous switching noise and improve signal integrity across I/O banks. |
| VCC (Pins 25, 50, 75, 100) | Power supply | Four 5 V supply pins ensure stable core and I/O rail delivery under full macrocell utilization. |
| TCK, TMS, TDI, TDO | JTAG test access | Dedicated boundary-scan pins enable production test, debug, and field firmware updates via standard JTAG chain. |
| TDI, TDO, TCK, TMS, TRST* | JTAG control | Five-pin JTAG interface complies with IEEE 1149.1 and supports ISP without external programming hardware. |
| I/O[0]–I/O[83] | User-configurable I/O | All 84 I/Os support input, output, or bidirectional modes with programmable slew rate and pull-up options. |
Key Features
| Feature | Design Value |
|---|---|
| In-system programmability | Enables field firmware updates and logic revisions without board rework or device replacement. |
| Three-level hierarchical architecture | Allows efficient implementation of wide AND-OR logic functions and registered feedback paths. |
| Individual macrocell output enable | Permits dynamic I/O direction control at register level for time-multiplexed bus interfaces. |
| Programmable slew rate control | Reduces EMI in high-speed digital backplanes by limiting edge rates on critical signals. |
| Global clock and reset inputs | Supports synchronous design methodology with up to four globally distributed clock sources per device. |
Applications
| Industrial PLC I/O Expansion | Legacy PCI Bus Glue Logic |
|---|---|
Use Scenario: Adding discrete I/O modules to programmable logic controllers using parallel address/data buses. IC Role / Device Role / Timing Role: Decodes address lines, generates chip-select strobes, and manages handshake timing between CPU and peripheral ICs. Use Value: Replaces 12+ discrete 74-series logic chips while maintaining 15 ns setup/hold margins for 33 MHz CPU cycles. | Use Scenario: Interfacing custom ASICs or FPGAs to 32-bit/33 MHz PCI slots in telecom baseband cards. IC Role / Device Role / Timing Role: Implements PCI target interface logic including FRAME#, IRDY#, TRDY#, and DEVSEL# generation. Use Value: Meets PCI specification tVAL and tCO timing requirements with deterministic 15 ns path delays across all control signals. |
| Telecom Line Card Control | Test Equipment Signal Routing |
Use Scenario: Managing alarm reporting, LED status, and relay driver enable signals in E1/T1 line interface units. IC Role / Device Role / Timing Role: Acts as centralized control hub for discrete analog switches, optocouplers, and latch-based status registers. Use Value: Provides non-volatile configuration storage so alarm logic persists after power cycle without boot-time initialization. | Use Scenario: Configuring signal paths between DUT connectors, digitizers, and pattern generators in automated test systems. IC Role / Device Role / Timing Role: Routes and conditions trigger, clock, and data lines using programmable combinational logic and registered state machines. Use Value: Enables rapid test fixture reconfiguration via JTAG download-no hardware changes needed between DUT families. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar CPLD-based glue logic applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Xilinx XC95144-15TQ100C | 144 macrocells, same 15 ns speed grade and TQFP-100 package; higher logic density but identical pinout and voltage specs. | Suitable for designs needing additional decode logic or wider state machines without PCB change. | Select when future scalability or increased logic utilization (>85%) is anticipated in the same footprint. |
| Altera EPM7128SLC84-10 | 128 macrocells in 84-pin PLCC; 10 ns speed grade but different package, voltage (3.3 V), and programming interface (JTAG + AS mode). | Requires PCB redesign and level-shifting for 5 V systems; better suited for newer low-voltage designs. | Choose only if migrating to 3.3 V infrastructure and accepting layout revision for improved performance margin. |
Compared with XC95108-15TQ100C, the XC95144-15TQ100C offers direct pin-compatible expansion, while the EPM7128SLC84-10 demands voltage and packaging changes but delivers faster timing-making it a functional alternative only with hardware adaptation.
Availability
XC95108-15TQ100C is available at Aetrix Electronics and suitable for industrial PLC upgrades, telecom line card refurbishment, and legacy PCI system maintenance requiring stable component supply over extended lifecycles.
Supply support for XC95108-15TQ100C 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, integrating its programmable logic portfolio-including the legacy XC9500 CPLD family-into AMD's Adaptive SoC and FPGA business unit.
The XC9500 family was originally designed by Xilinx for non-volatile, in-system programmable logic replacement in 5 V industrial and communications systems where flash-based configuration persistence and JTAG reprogrammability were critical.
FAQ
Is XC95108-15TQ100C still in production?
No-XC95108-15TQ100C is obsolete per Xilinx's PCN #0206015 (2002) and AMD's current product discontinuance policy. Aetrix Electronics supplies remaining new old stock with full traceability and extended warranty coverage for legacy system sustainment.
What programming tools support XC95108-15TQ100C?
Xilinx ISE WebPACK v14.7 and earlier versions fully support XC95108-15TQ100C synthesis, fitting, and JTAG programming. Third-party tools like Lattice ispLEVER Classic also provide limited bitstream compatibility via JEDEC file import.
Can XC95108-15TQ100C operate at 3.3 V?
No-XC95108-15TQ100C is specified only for 5.0 V ± 10% operation. Attempting 3.3 V supply results in undefined behavior, failed JTAG communication, and unreliable macrocell outputs per datasheet DC characteristics.
Does XC95108-15TQ100C require external configuration memory?
No-XC95108-15TQ100C contains on-chip EEPROM for configuration storage. It powers up fully operational without external PROM or SPI flash, enabling true single-chip system initialization.
What is the maximum operating frequency for registered logic in XC95108-15TQ100C?
The maximum system clock frequency for registered logic paths in XC95108-15TQ100C is 66.7 MHz, derived from the 15 ns pin-to-pin delay and internal macrocell timing parameters documented in Xilinx Advance Data Sheet DS006 (Rev. 5).
XC95108-15TQ100C Specifications
- Product attributes
- Attribute value
- Manufacturer:
- AMD
- Series:
- XC9500
- Package/Case:
- 100-LQFP
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Programmable Type:
- In System Programmable (min 10K program/erase cycles)
- Delay Time tpd(1) Max:
- 15 ns
- Voltage Supply - Internal:
- 4.75V ~ 5.25V
- Number of Logic Elements/Blocks:
- 6
- Number of Macrocells:
- 108
- Number of Gates:
- 2400
- Number of I/O:
- 81
- Operating Temperature:
- 0°C ~ 70°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 100-TQFP (14x14)
XC95108-15TQ100C FAQ
1.How can I place an order for XC95108-15TQ100C through Aetrix?
Please submit a Request for Quotation (RFQ) for XC95108-15TQ100C 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 XC95108-15TQ100C reliable?
The price and inventory of XC95108-15TQ100C are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for XC95108-15TQ100C is usually 5 days.
3.What payment methods are accepted for XC95108-15TQ100C?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for XC95108-15TQ100C transactions.
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4.How is shipping managed for XC95108-15TQ100C?
XC95108-15TQ100C orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your XC95108-15TQ100C 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 XC95108-15TQ100C?
For technical support, including XC95108-15TQ100C datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your XC95108-15TQ100C requirements.
6.How does Aetrix verify that XC95108-15TQ100C is sourced from the original manufacturer or authorized distributors?
All XC95108-15TQ100C 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 XC95108-15TQ100C meets industry standards.
7.What is the process for return or replacement of XC95108-15TQ100C?
All XC95108-15TQ100C units undergo pre-shipment inspection (PSI). If there is an issue with XC95108-15TQ100C, 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 XC95108-15TQ100C part is unused and in its original packaging.
Return procedure for XC95108-15TQ100C:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
XC95108-15TQ100C Tags

-
5M40ZE64C5N
Intel

-
ATF1502ASV-15AU44
Microchip Technology

-
5M80ZE64C5N
Intel

-
5M80ZT100C5N
Intel

-
ATF1502AS-10AU44
Microchip Technology

-
ATF1502AS-10JU44
Microchip Technology

-
5M80ZE64I5N
Intel

-
5M80ZT100I5N
Intel
-
LC4032V-75TN48C
Lattice Semiconductor Corporation

-
ATF1504ASV-15AU44
Microchip Technology

-
ATF1504AS-10JU44
Microchip Technology

-
5M160ZE64C5N
Intel
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