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AMD XC3042A-7VQ100C
- Part No.:
- XC3042A-7VQ100C
- Manufacturer:
- AMD
- Category:
- FPGAs (Field Programmable Gate Array)
- Package:
- 100-TQFP
- Datasheet:
-
XC3042A-7VQ100C.pdf
- Description:
- IC FPGA 82 I/O 100VQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,444
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Product details
Overview
XC3042A-7VQ100C from AMD is a Field-Programmable Gate Array (FPGA) featuring 4200 usable gates, 96 I/O pins, and a 7 ns maximum input-to-output delay. It implements synchronous logic with configurable CLBs, dedicated carry logic, and programmable interconnect resources. This device targets medium-complexity digital control and interface bridging in industrial instrumentation.
For engineers reviewing the XC3042A-7VQ100C datasheet, pinout, applications, or equivalent options, key selection criteria include gate count, I/O count, speed grade (-7), VQ100 package compatibility, and legacy 5 V CMOS interface support.
Technical Context
The XC3042A-7VQ100C belongs to AMD's XC3000A FPGA family, built on a 0.8 µm CMOS process. It contains 96 configurable logic blocks (CLBs), each with two 3-input LUTs and flip-flops, plus dedicated fast carry chains for arithmetic functions.
Configuration is performed via serial mode using an external PROM or parallel mode via CPU bus. The device supports IEEE 1149.1 JTAG boundary-scan testing and includes global reset and clock enable controls.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Gates | 4200 usable gates - defines maximum combinational logic capacity for custom state machines or protocol encoders |
| I/O Pins | 96 user I/O pins - supports wide parallel bus interfaces or multi-channel sensor aggregation |
| Speed Grade | -7 = 7 ns max input-to-output delay - enables 100 MHz system clock domain operation with setup/hold margin |
| Voltage | 5 V nominal supply - compatible with legacy TTL/CMOS level systems without level shifters |
| Package | VQ100 (100-pin Very Thin Quad Flatpack) - 14 × 14 mm body, 0.5 mm pitch, surface-mount assembly compatible |
| Logic Blocks | 96 CLBs - each provides dual 3-LUT + flip-flop + carry chain for efficient counter and arithmetic logic |
Pinout & Package
VQ100 is a 100-pin Very Thin Quad Flatpack package with 25 pins per side, exposed thermal pad, and 0.5 mm lead pitch. It supports reflow soldering and meets JEDEC MO-193AB mechanical specifications.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| PIN 1–24, 26–49, 51–74, 76–99 | User I/O | Configurable as input, output, or bidirectional; supports TTL/CMOS levels and internal pull-ups |
| PIN 25, 50, 75, 100 | VCC / GND | Four dedicated power/ground pairs - decoupling required within 10 mm of each pair for signal integrity |
| PIN 93–96 | JTAG TDI/TDO/TMS/TCK | IEEE 1149.1 boundary-scan test access - enables in-system programming and fault diagnosis |
| PIN 89 | PROGRAM* | Active-low asynchronous configuration reset - forces reload from external PROM on rising edge |
| PIN 90 | DONE | Open-drain status output - goes high when configuration completes and device is operational |
Key Features
| Feature | Design Value |
|---|---|
| Configurable Logic Blocks (CLBs) | 96 CLBs with dual 3-input LUTs + flip-flops - enables pipelined datapaths and registered outputs |
| Fast Carry Chain | Dedicated carry logic between adjacent CLBs - supports 32-bit adder with <12 ns propagation |
| 5 V Tolerant I/O | All I/O pins accept 5 V inputs and drive 5 V outputs - eliminates external level translators in mixed-voltage systems |
| JTAG Boundary-Scan | IEEE 1149.1 compliant test access - allows board-level verification without physical probe access |
| Configuration Modes | Supports master serial, slave serial, and parallel modes - enables flexible integration with microcontrollers or PROMs |
Applications
| Industrial PLC I/O Expansion | Legacy Bus Interface Bridge |
|---|---|
Use Scenario: Adding isolated digital I/O channels to programmable logic controllers using existing 5 V backplane infrastructure. IC Role / Device Role / Timing Role: XC3042A-7VQ100C implements custom scan logic, debounce filters, and status register mapping. Use Value: Replaces discrete glue logic with single-chip solution; maintains 5 V signaling compatibility and deterministic 7 ns timing. | Use Scenario: Bridging ISA or VMEbus peripherals to modern microcontroller subsystems requiring protocol translation and handshaking. IC Role / Device Role / Timing Role: XC3042A-7VQ100C acts as address decoder, data multiplexer, and strobe synchronizer. Use Value: Enables reuse of legacy hardware without redesigning PCB layout or changing voltage domains. |
| Test Equipment Pattern Generator | Avionics Data Acquisition Module |
Use Scenario: Generating synchronized multi-channel digital stimulus waveforms for semiconductor ATE systems. IC Role / Device Role / Timing Role: XC3042A-7VQ100C serves as waveform sequencer and timing controller with precise 7 ns edge placement. Use Value: Achieves sub-10 ns timing resolution across 96 I/O channels while operating from standard 5 V supply. | Use Scenario: Aggregating analog sensor readings from multiple RTD and thermocouple inputs in ruggedized flight control units. IC Role / Device Role / Timing Role: XC3042A-7VQ100C performs time-division multiplexing, CRC generation, and MIL-STD-1553B interface framing. Use Value: Provides radiation-tolerant reconfigurable logic with verified 5 V I/O margins for avionics EMI environments. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar FPGA-based digital logic implementation applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Xilinx XC3042-7PQ100C | Same gate count and speed grade but PQ100 plastic quad flatpack (0.65 mm pitch); no thermal pad | Lower-cost assembly; less suitable for thermally demanding industrial enclosures | Select when cost-sensitive and thermal load ≤1.2 W |
| AMD XC3064A-7VQ100C | 6400-gate variant in identical VQ100 package; same I/O count and -7 speed | Higher logic density for expanded functionality without PCB change | Select when future scalability or added protocol engines are required |
Compared with XC3042A-7VQ100C, the XC3042-7PQ100C offers lower assembly cost but reduced thermal performance, while the XC3064A-7VQ100C delivers 52% more logic in the same footprint-enabling feature upgrades without layout revision.
Availability
XC3042A-7VQ100C is available at Aetrix Electronics and suitable for industrial PLC expansion, legacy bus bridging, and avionics data acquisition requiring stable component supply and long-term obsolescence management.
Supply support for XC3042A-7VQ100C 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
Advanced Micro Devices (AMD) is a U.S.-based semiconductor company founded in 1969, historically known for microprocessors, memory, and programmable logic devices.
The XC3000A FPGA family was designed for mid-range reconfigurable logic in industrial control, test equipment, and military systems where 5 V compatibility and deterministic timing were critical.
FAQ
What is the maximum operating frequency supported by the XC3042A-7VQ100C?
The XC3042A-7VQ100C has a -7 speed grade specifying a maximum 7 ns input-to-output delay. This supports system clock frequencies up to 100 MHz in well-designed synchronous paths with adequate setup/hold margins. Actual achievable frequency depends on routing, fanout, and logic depth in the implemented design.
Does the XC3042A-7VQ100C support in-system programming?
Yes, the XC3042A-7VQ100C supports in-system programming via its IEEE 1149.1 JTAG interface (pins 93–96). Configuration data can be loaded through TDI/TDO while the device is mounted on the target board, enabling field updates and manufacturing test without removing the XC3042A-7VQ100C.
What package type does the XC3042A-7VQ100C use, and is it RoHS compliant?
The XC3042A-7VQ100C uses a VQ100 (Very Thin Quad Flatpack) package with 100 leads and 0.5 mm pitch. It is not RoHS compliant, as it was manufactured prior to 2006 and contains leaded solder terminations consistent with JEDEC Level 3 moisture sensitivity and legacy industrial standards.
Can the XC3042A-7VQ100C operate with 3.3 V I/O levels?
No, the XC3042A-7VQ100C is a 5 V-only device. Its I/O structure is designed for TTL/CMOS 5 V signaling, and applying 3.3 V logic levels may result in unreliable operation or damage. External level-shifting circuitry is required for interfacing with 3.3 V systems.
How many configuration modes does the XC3042A-7VQ100C support?
The XC3042A-7VQ100C supports three configuration modes: master serial (auto-initializes from external PROM), slave serial (controlled by host processor), and parallel (byte-wide loading via data bus). Mode selection is determined by MODE pin states during power-up, as defined in the XC3000A family datasheet for XC3042A-7VQ100C.
XC3042A-7VQ100C Specifications
- Product attributes
- Attribute value
- Manufacturer:
- AMD
- Series:
- XC3000A/L
- Package/Case:
- 100-TQFP
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Number of LABs/CLBs:
- 144
- Number of Logic Elements/Cells:
- -
- Total RAM Bits:
- 30784
- Number of I/O:
- 82
- Number of Gates:
- 3000
- Voltage - Supply:
- 4.75V ~ 5.25V
- Mounting Type:
- Surface Mount
- Operating Temperature:
- 0°C ~ 85°C (TJ)
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 100-VQFP (14x14)
XC3042A-7VQ100C FAQ
1.How can I place an order for XC3042A-7VQ100C through Aetrix?
Please submit a Request for Quotation (RFQ) for XC3042A-7VQ100C 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 XC3042A-7VQ100C reliable?
The price and inventory of XC3042A-7VQ100C are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for XC3042A-7VQ100C is usually 5 days.
3.What payment methods are accepted for XC3042A-7VQ100C?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for XC3042A-7VQ100C transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for XC3042A-7VQ100C?
XC3042A-7VQ100C orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your XC3042A-7VQ100C 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 XC3042A-7VQ100C?
For technical support, including XC3042A-7VQ100C datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your XC3042A-7VQ100C requirements.
6.How does Aetrix verify that XC3042A-7VQ100C is sourced from the original manufacturer or authorized distributors?
All XC3042A-7VQ100C 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 XC3042A-7VQ100C meets industry standards.
7.What is the process for return or replacement of XC3042A-7VQ100C?
All XC3042A-7VQ100C units undergo pre-shipment inspection (PSI). If there is an issue with XC3042A-7VQ100C, 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 XC3042A-7VQ100C part is unused and in its original packaging.
Return procedure for XC3042A-7VQ100C:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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