A42MX09-2TQG176I - 14K System Gates FPGA | Microchip Technology
MPN: A42MX09-2TQG176I ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
A42MX09-2TQG176I Overview
What is an FPGA? A Field Programmable Gate Array is a semiconductor device that can be configured by the customer after manufacturing. It consists of a matrix of configurable logic blocks (CLBs) and programmable interconnects, allowing implementation of digital logic circuits. FPGAs bridge the gap between ASICs and programmable logic devices, providing reconfigurability and rapid prototyping. The 42MX family is designed as a reliable, single-chip ASIC alternative, integrating legacy PLDs into a low-cost device.
Key features include 14K system gates, 336 logic cells, and 104 I/O pins. The -2 speed grade offers a balance between performance and power, while the industrial temperature range ensures operation in harsh environments. The 0.45um process technology provides a compact and efficient fabric, and the 3.3V/5V dual-voltage support adds flexibility for mixed-voltage systems.
Architecturally, the MX FPGAs employ a sea-of-gates approach with a rich interconnect hierarchy. This allows efficient implementation of combinational and sequential logic. The device supports multiple I/O standards, enabling integration with various logic families. The configurable logic cells offer 4-input lookup tables and flip-flops, providing high logic density and performance.
Typical applications include legacy PLD integration, industrial control systems, communications equipment, automotive electronics, aerospace and defense, and medical devices. Its high-volume platform and cost-effectiveness make it an ideal choice for designs requiring a quick time-to-market and easy field upgrades.
When designing with this FPGA, ensure proper decoupling of the power supply and consider thermal management for the 176-pin package. The device requires careful I/O voltage planning to avoid damage. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for A42MX09-2TQG176I — 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 A42MX09-2TQG176I (same form factor and footprint) — differing in Package, Family, RoHS Status, Configuration, Supply Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
A42MX09-2TQG176
✅ Drop-In✓ In Stock
$27.5 / Unit
View Datasheet →A42MX09-1TQG176I
✅ Drop-In📋 Reference alternative (not in catalog)
A42MX09-3TQG176I
✅ Drop-In✓ In Stock
$28.4 / Unit
View Datasheet →A42MX09-TQG176M
✅ Drop-In✓ In Stock
$58.75 / Unit
View Datasheet →A42MX09-TQG176A
✅ Drop-In✓ In Stock
$32.1 / Unit
View Datasheet →A42MX09-2TQG176I Maximum Ratings & Electrical Characteristics
| Manufacturer | Microchip Technology |
| Series | 42MX |
| System Gates | 14K |
| Number of Logic Cells | 336 |
| Number of I/O | 104 |
| Package | 176-LQFP (24x24x1.4mm) |
| Supply Voltage | 3.3V/5V |
| Technology | 0.45um |
| Maximum Clock Frequency | 161MHz (system) / 269MHz (max) |
| RoHS Status | Compliant |
| Lead-Free Status | Yes |
| Package Type | LQFP |
| Mounting Type | Surface Mount |
| Packaging | Tray |
A42MX09-2TQG176I lqfp Pin Configuration Guide
Pin configuration for A42MX09-2TQG176I (lqfp package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for A42MX09-2TQG176I.
Refer to the datasheet for full pin configuration.
Typical Applications
A42MX09-2TQG176I is suitable for 6 applications: Legacy PLD Integration, Industrial Control Systems, Communications Equipment, Automotive Electronics, Aerospace and Defense, Medical Devices.
Legacy PLD Integration
The A42MX09-2TQG176I is ideal for integrating multiple legacy PLDs (PALs, GALs) into a single chip, reducing board space and cost. Its 14K system gates and 104 I/O pins accommodate a wide range of glue logic functions. The 5V architecture ensures compatibility with older logic families, and the industrial temperature range supports harsh environments. This device enables designers to upgrade legacy systems while preserving existing interfaces and PCB constraints. With a -2 speed grade, it offers a balance of performance and power, making it suitable for replacement of slower PLD networks. The FPGA's reconfigurability allows for in-system updates, providing design flexibility not possible with fixed PLDs. Typical implementations include address decoding, bus arbitration, and custom state machines. The 42MX family is a proven platform for PLD consolidation, offering significant cost savings over multiple discrete devices.
Recommended
Industrial Control Systems
In industrial control, the A42MX09-2TQG176I provides reliable logic for motor control interfaces, sensor fusion, and process automation. Its 104 I/O pins allow connection to multiple sensors and actuators, while the 14K gates implement complex control algorithms. The device operates from a 3.3V or 5V supply, matching typical industrial power rails. The industrial temperature grade (-40C to +85C) ensures operation in factory environments. The -2 speed grade offers sufficient performance for real-time control loops. This FPGA can also handle communication protocols, such as UART or SPI, when combined with external transceivers. The 176-LQFP package facilitates PCB integration with standard manufacturing processes. With its high reliability and long-term availability, the A42MX09-2TQG176I is a robust choice for industrial equipment, reducing the need for custom ASICs.
Recommended
Communications Equipment
The A42MX09-2TQG176I is suited for communications applications such as protocol bridging and interface conversion. Its 14K gates can implement elastic buffers, multiplexers, and simple encoding schemes. The 104 I/O pins support multiple parallel interfaces, enabling connection to DSPs or microprocessors. With a maximum clock frequency of 269MHz, it can handle high-speed data streams. The 3.3V/5V dual-voltage capability simplifies mixed-voltage designs. The device's sea-of-gates architecture provides efficient implementation of synchronous logic. For network switches or routers, it can serve as a control-plane glue logic element. The LQFP package is easy to route for high-speed signals. This FPGA is a cost-effective solution for legacy telecom equipment upgrades, where existing PCBs are maintained but functionality is enhanced.
Recommended
Automotive Electronics
In automotive applications, the A42MX09-2TQG176I offers the logic density needed for body control modules and infotainment systems. Its industrial temperature range covers under-hood and cabin environments. The 5V architecture is compatible with automotive power systems, while the 3.3V option allows interface with modern microcontrollers. With 104 I/O, it can handle multiple switch inputs and LED outputs. The -2 speed grade is adequate for CAN or LIN bus controllers when paired with external transceivers. Reconfigurability allows for firmware updates via field programming, enabling feature enhancements without hardware changes. The device's reliability and long-term support make it suitable for production vehicles. It provides a low-cost alternative to custom ASICs for moderate-complexity logic, and the 176-LQFP package is robust against vibration and thermal cycling.
Recommended
Aerospace and Defense
The A42MX09-2TQG176I is designed for harsh aerospace environments, with the 'M' grade option offering military temperature range. Its 14K gates support avionics logic, telemetry processing, and control functions. The 104 I/O pins interface with various sensors and actuators. The device's non-volatile configuration ensures it retains its logic even after power loss, critical for space applications. The -2 speed grade provides deterministic timing for safety-critical systems. It operates from 3.3V or 5V, accommodating different power systems. The FPGA's radiation-tolerant properties are typically sufficient for orbital missions. With its high reliability and long lifetime, it is suitable for launch vehicles and satellites. The LQFP package is manageable for PCB design in constrained spaces. This FPGA offers a mature, production-ready solution for defense electronics, backed by Microchip's long-term availability.
Recommended
Medical Devices
In medical devices, the A42MX09-2TQG176I provides reliable logic for patient monitoring and diagnostic equipment. Its 14K gates implement signal conditioning and data acquisition logic. The 104 I/O pins connect to sensors and displays. The device's low power consumption is critical for battery-powered portable monitors. The industrial temperature range ensures stable operation in clinical settings. The 3.3V supply is compatible with low-voltage sensor interfaces. The -2 speed grade is sufficient for real-time data processing. Since it is lead-free and RoHS compliant, it meets environmental regulations. The FPGA's reconfigurability allows for algorithm updates without hardware changes, enabling iterative device improvements. The 176-LQFP package is compact and suitable for compact PCB designs. It offers a cost-effective alternative to ASICs for moderate-volume medical products, ensuring compliance and reliability.
Recommended
Recommended Products Summary
Engineering reference data for A42MX09-2TQG176I — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | A42MX09-2TQG176 | A42MX09-1TQG176I | A42MX09-3TQG176I |
|---|---|---|---|---|
| Package | 176-LQFP | 176-LQFP | 176-LQFP | 176-LQFP |
| System Gates | 14K | 14K | 14K | 14K |
| Number of I/O | 104 | 104 | 104 | 104 |
| Speed Grade | -2 | -2 | -1 | -3 |
| Operating Temperature | -40C to +85C (industrial) | 0C to +70C (commercial) | -40C to +85C (industrial) | -40C to +85C (industrial) |
| RoHS | Compliant | Compliant | Compliant | Compliant |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
Key Differentiators
- Higher speed grade than -1 variant (vs A42MX09-1TQG176I)
- Industrial temperature range vs commercial (vs A42MX09-2TQG176)
- Balanced speed and cost (vs A42MX09-3TQG176I)
Design Notes
The A42MX09-2TQG176I requires a stable 3.3V or 5V supply. Use a 0.1uF and 10uF decoupling capacitor on each supply pin (VCC and GND) to minimize noise. The FPGA's core current is typically 50-100mA, depending on design complexity. Ensure the power supply is capable of sourcing the required current with low ripple. For 5V operation, verify that all I/O pins are 5V tolerant. If interfacing with 3.3V logic, use level shifters. Place decoupling caps as close as possible to the package.
The 176-LQFP package has a typical thermal resistance of 30-40 C/W. For high clock speeds (269MHz) with high utilization, power dissipation can reach 1-2W. Estimate junction temperature: Tj = Ta + (P * θja). Ensure adequate airflow or a heatsink if Ta exceeds 60C. Use thermal vias under the package and copper pours on the PCB to improve heat dissipation. The industrial temperature grade allows operation up to 85C ambient, but at higher speeds, derating may be needed. Use the FPGA's power estimation tool from Microchip for accurate figures.
For the 176-LQFP package, use a 4-layer or higher PCB stackup with dedicated power and ground planes. Maintain a solid ground plane under the FPGA to minimize noise. Route high-speed clocks with controlled impedance and keep them short. Separate analog and digital grounds if mixing signals. Use 0.1uF bypass capacitors near each power pin. The pinout from the datasheet is essential for correct routing; consult the DS2316 datasheet for the exact pin assignments. Avoid routing sensitive signals under the oscillator pins. Apply solder paste with a stencil designed for LQFP-176 to ensure proper solder joints.
Compliance Information
RoHS compliant per Newark listing. Lead-free per Kynix. AEC-Q100 not applicable for standard product (automotive grade A42MX09-TQG176A is qualified).
