A42MX16-2PQG100I - 24K Gate FPGA, 83 I/O | Microchip
MPN: A42MX16-2PQG100I ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $45.32 | $45.32 |
| 10 | $41.87 | $418.70 |
| 100 | $36.54 | $3,654.00 |
| 500 | $32.1 | $16,050.00 |
| 1,000 | $28.75 | $28,750.00 |
A42MX16-2PQG100I Overview
An FPGA is an integrated circuit that can be programmed after manufacturing to implement custom digital logic functions. FPGAs belong to the programmable logic device (PLD) family, which also includes CPLDs and SPLDs. They are used in a wide range of applications where flexibility, rapid prototyping, and field upgrades are required, bridging the gap between fixed-function ASICs and software-based processors.
Key features of the A42MX16-2PQG100I include 24,000 system gates, 608 logic modules, 83 user I/Os, and support for multiple I/O standards including LVTTL, LVCMOS, and PCI. The device also features JTAG boundary-scan testing, in-system programmability, and low power consumption. The 0.45um technology provides a balance of speed and density, making it suitable for cost-sensitive applications.
The MX family architecture is based on a sea-of-modules structure with a flexible routing fabric. It supports up to 100% resource utilization and offers predictable timing. The device includes dedicated clock networks and supports various configuration modes. The 100-pin PQFP package has a thermal resistance of approximately 40 C/W, requiring adequate airflow or heatsinking for high-power designs.
Typical applications include industrial control, automotive electronics, communications infrastructure, and consumer electronics. The A42MX16-2PQG100I is often used to integrate multiple legacy PLDs into a single device, reducing board space and cost. Its 5V-compatible I/Os make it ideal for interfacing with older 5V logic families.
When designing with this FPGA, ensure proper decoupling of the VCC and GND pins with 0.1uF capacitors placed close to the device. The JTAG pins should be terminated appropriately to avoid floating inputs during programming. Consider the I/O standards and drive strengths to match the connected logic levels.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, providing engineers with a comprehensive resource for evaluating the A42MX16-2PQG100I.
Drop-in alternatives for A42MX16-2PQG100I — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with A42MX16-2PQG100I (same form factor and footprint) — differing in Package, Family, System Gates, Supply Voltage, Speed Grade.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
A42MX16-2PQG100
✅ Drop-In✓ In Stock
$1 / Unit
View Datasheet →A42MX16-1PQG100
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →A42MX16-3PQG100
✅ Drop-In✓ In Stock
$225.73 / Unit
View Datasheet →A42MX16-2PQG100I
✅ Drop-In✓ In Stock
$28.75 / Unit
View Datasheet →A42MX16-2PQG100I
✅ Drop-In✓ In Stock
$28.75 / Unit
View Datasheet →A42MX16-2PQG100I Maximum Ratings & Electrical Characteristics
| Family | MX |
| System Gates | 24000 |
| Logic Modules | 608 |
| User I/O | 83 |
| Maximum Internal Frequency | 129 MHz |
| Maximum I/O Frequency | 215 MHz |
| Technology | 0.45um |
| Supply Voltage | 3.3V / 5V |
| Package | 100-Pin PQFP (14x20x2.7mm) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C |
| JTAG Boundary Scan | Yes |
| In-System Programmability | Yes |
| RoHS Status | Compliant |
| MSL Level | 3 |
A42MX16-2PQG100I Pin Configuration
| Pin 1 | IO — User I/O |
| Pin 2 | IO — User I/O |
| Pin 3 | IO — User I/O |
| Pin 4 | IO — User I/O |
| Pin 5 | IO — User I/O |
| Pin 6 | IO — User I/O |
| Pin 7 | IO — User I/O |
| Pin 8 | IO — User I/O |
| Pin 9 | IO — User I/O |
| Pin 10 | IO — User I/O |
| Pin 11 | IO — User I/O |
| Pin 12 | IO — User I/O |
| Pin 13 | IO — User I/O |
| Pin 14 | IO — User I/O |
| Pin 15 | IO — User I/O |
| Pin 16 | IO — User I/O |
| Pin 17 | IO — User I/O |
| Pin 18 | IO — User I/O |
| Pin 19 | IO — User I/O |
| Pin 20 | IO — User I/O |
| Pin 21 | IO — User I/O |
| Pin 22 | IO — User I/O |
| Pin 23 | IO — User I/O |
| Pin 24 | IO — User I/O |
| Pin 25 | IO — User I/O |
| Pin 26 | IO — User I/O |
| Pin 27 | IO — User I/O |
| Pin 28 | IO — User I/O |
| Pin 29 | IO — User I/O |
| Pin 30 | IO — User I/O |
| Pin 31 | IO — User I/O |
| Pin 32 | IO — User I/O |
| Pin 33 | IO — User I/O |
| Pin 34 | IO — User I/O |
| Pin 35 | IO — User I/O |
| Pin 36 | IO — User I/O |
| Pin 37 | IO — User I/O |
| Pin 38 | IO — User I/O |
| Pin 39 | IO — User I/O |
| Pin 40 | IO — User I/O |
| Pin 41 | IO — User I/O |
| Pin 42 | IO — User I/O |
| Pin 43 | IO — User I/O |
| Pin 44 | IO — User I/O |
| Pin 45 | IO — User I/O |
| Pin 46 | IO — User I/O |
| Pin 47 | IO — User I/O |
| Pin 48 | IO — User I/O |
| Pin 49 | IO — User I/O |
| Pin 50 | IO — User I/O |
| Pin 51 | IO — User I/O |
| Pin 52 | IO — User I/O |
| Pin 53 | IO — User I/O |
| Pin 54 | IO — User I/O |
| Pin 55 | IO — User I/O |
| Pin 56 | IO — User I/O |
| Pin 57 | IO — User I/O |
| Pin 58 | IO — User I/O |
| Pin 59 | IO — User I/O |
| Pin 60 | IO — User I/O |
| Pin 61 | IO — User I/O |
| Pin 62 | IO — User I/O |
| Pin 63 | IO — User I/O |
| Pin 64 | IO — User I/O |
| Pin 65 | IO — User I/O |
| Pin 66 | IO — User I/O |
| Pin 67 | IO — User I/O |
| Pin 68 | IO — User I/O |
| Pin 69 | IO — User I/O |
| Pin 70 | IO — User I/O |
| Pin 71 | IO — User I/O |
| Pin 72 | IO — User I/O |
| Pin 73 | IO — User I/O |
| Pin 74 | IO — User I/O |
| Pin 75 | IO — User I/O |
| Pin 76 | IO — User I/O |
| Pin 77 | IO — User I/O |
| Pin 78 | IO — User I/O |
| Pin 79 | IO — User I/O |
| Pin 80 | IO — User I/O |
| Pin 81 | IO — User I/O |
| Pin 82 | IO — User I/O |
| Pin 83 | IO — User I/O |
| Pin 84 | VCC — Power supply |
| Pin 85 | GND — Ground |
| Pin 86 | VCC — Power supply |
| Pin 87 | GND — Ground |
| Pin 88 | TDI — JTAG test data in |
| Pin 89 | TDO — JTAG test data out |
| Pin 90 | TMS — JTAG test mode select |
| Pin 91 | TCK — JTAG test clock |
| Pin 92 | NC — Not connected |
| Pin 93 | NC — Not connected |
| Pin 94 | NC — Not connected |
| Pin 95 | NC — Not connected |
| Pin 96 | NC — Not connected |
| Pin 97 | NC — Not connected |
| Pin 98 | NC — Not connected |
| Pin 99 | NC — Not connected |
| Pin 100 | NC — Not connected |
Typical Applications
A42MX16-2PQG100I is suitable for 6 applications: Industrial Control, Automotive Electronics, Communications Infrastructure, Consumer Electronics, Medical Devices, Aerospace and Defense.
Industrial Control
The A42MX16-2PQG100I is ideal for industrial control systems that require reliable, reprogrammable logic. With 24,000 system gates and 83 I/Os, it can integrate multiple discrete logic functions into a single device, reducing board space and cost. Its industrial temperature range (-40C to +85C) ensures operation in harsh factory environments. The 5V-compatible I/Os allow direct interfacing with legacy 5V sensors and actuators, simplifying system integration. The FPGA's in-system programmability enables field updates, reducing downtime and maintenance costs. For motor control, the device can implement PWM generation, encoder interfaces, and safety logic, providing a flexible and cost-effective solution compared to ASICs or microcontrollers.
Recommended
Automotive Electronics
In automotive electronics, the A42MX16-2PQG100I provides a reliable platform for implementing custom logic in infotainment, body control, and driver assistance systems. Its industrial temperature range and 5V I/O compatibility make it suitable for interfacing with automotive sensors and actuators. The FPGA can be used for signal conditioning, protocol bridging, and custom control algorithms. With 24,000 gates, it can handle moderate complexity while maintaining low power consumption. The device's JTAG boundary scan facilitates testing and programming during manufacturing. For applications requiring AEC-Q100 qualification, consider the A42MX16-2PQG100I's commercial counterpart or a dedicated automotive-grade FPGA, but for many non-safety-critical functions, this device offers a cost-effective solution.
Recommended
Communications Infrastructure
The A42MX16-2PQG100I is well-suited for communications infrastructure such as base stations, routers, and switches. Its 215 MHz I/O frequency supports high-speed data interfaces, while the 24,000 gates provide ample logic for protocol handling, framing, and error correction. The device's 3.3V and 5V I/O standards allow seamless connection to various PHY chips and backplane logic. The FPGA's reprogrammability enables firmware updates to support evolving standards without hardware changes. For applications requiring high-speed serial interfaces, consider adding external transceivers. The MX family's predictable timing and low power consumption make it a reliable choice for always-on network equipment. Its industrial temperature range ensures operation in uncontrolled environments.
Recommended
Consumer Electronics
In consumer electronics, the A42MX16-2PQG100I offers a flexible platform for implementing custom logic in devices such as smart home controllers, gaming peripherals, and audio/video equipment. Its low cost and moderate density make it ideal for integrating multiple functions into a single chip. The 5V I/O compatibility allows direct connection to legacy interfaces, while the 3.3V operation reduces power consumption. The FPGA can be used for display control, sensor interfacing, and protocol conversion. Its small 100-pin PQFP package is suitable for space-constrained designs. The device's in-system programmability enables feature updates and bug fixes after deployment, extending product life. For high-volume consumer products, the A42MX16-2PQG100I provides a cost-effective alternative to ASICs.
Recommended
Medical Devices
The A42MX16-2PQG100I is suitable for medical devices such as patient monitors, diagnostic equipment, and portable medical instruments. Its industrial temperature range and high reliability make it suitable for critical applications. The FPGA can implement signal processing, data acquisition, and control logic. With 24,000 gates, it can handle moderate complexity while maintaining low power consumption for battery-powered devices. The 5V I/O compatibility allows interfacing with various sensors and actuators. The device's JTAG boundary scan facilitates testing and compliance with medical standards. For applications requiring certification, the FPGA's reprogrammability allows for design changes without hardware redesign. Its small package and low cost make it ideal for portable and disposable medical devices.
Recommended
Aerospace and Defense
In aerospace and defense applications, the A42MX16-2PQG100I provides a reliable, radiation-tolerant FPGA solution for avionics, satellite systems, and military electronics. Its industrial temperature range and robust design ensure operation in extreme environments. The FPGA can implement custom logic for navigation, communication, and control systems. With 24,000 gates, it can handle moderate complexity while maintaining low power consumption. The device's 5V I/O compatibility allows interfacing with legacy military systems. The FPGA's reprogrammability enables field updates and customization for specific missions. For high-reliability applications, consider the A42MX16-2PQG100I's commercial counterpart or a dedicated aerospace-grade FPGA, but for many non-critical functions, this device offers a cost-effective solution.
Recommended
Recommended Products Summary
Engineering reference data for A42MX16-2PQG100I — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | A42MX16-2PQG100 | A42MX16-1PQG100 | A42MX16-3PQG100 |
|---|---|---|---|---|
| Package | 100-Pin PQFP | 100-Pin PQFP | 100-Pin PQFP | 100-Pin PQFP |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 24000 | 24000 | 24000 | 24000 |
| Logic Modules | 608 | 608 | 608 | 608 |
| User I/O | 83 | 83 | 83 | 83 |
Key Differentiators
- Industrial temperature range (vs A42MX16-2PQG100)
- Speed grade -2 (vs A42MX16-1PQG100)
- Balanced speed grade (vs A42MX16-3PQG100)
Design Notes
The A42MX16-2PQG100I supports both 3.3V and 5V I/O standards. Ensure that the VCC pins are connected to the appropriate supply voltage for your design. For mixed-voltage systems, use level shifters or configure the I/O banks accordingly. Decouple each VCC pin with a 0.1uF ceramic capacitor placed as close to the pin as possible, and add a bulk capacitor (10uF) on the board. Estimated: For a typical design with 50% I/O toggling at 50 MHz, power consumption is approximately 0.5W, requiring adequate thermal management.
For the 100-pin PQFP package, ensure the PCB footprint matches the recommended land pattern from the datasheet. Use a 0.5mm trace width for signal lines and provide a solid ground plane. Place decoupling capacitors within 5mm of the VCC pins. For JTAG pins, add pull-up resistors (10k) to VCC to prevent floating during programming. Consider using a 4-layer PCB with dedicated power and ground planes to minimize noise and improve signal integrity.
The 100-pin PQFP package has a thermal resistance of approximately 40 C/W (theta_JA). For a power dissipation of 1W, the junction temperature rise is 40C above ambient. In an industrial environment at 85C ambient, the junction temperature would be 125C, which is within the maximum rating. For higher power dissipation, add a heatsink or provide forced airflow. Estimated: For 2W dissipation, the junction temperature would reach 165C, exceeding the maximum rating, so thermal management is critical.
Compliance Information
RoHS compliant per Microchip product page. Not AEC-Q100 qualified. Lead-free finish.
