A42MX24-PQG208A - 36K Gate MX FPGA, 176 I/O | Microchip
MPN: A42MX24-PQG208A β 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 |
Drop-in alternatives for A42MX24-PQG208A β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
A42MX24-PQG208I
β Drop-Inπ Reference alternative (not in catalog)
A42MX24-1PQG208M
β Drop-Inβ In Stock
$43.2 / Unit
View Datasheet βA42MX24-2PQG208
β Drop-Inπ Reference alternative (not in catalog)
A42MX24-1PQG208M
β Drop-Inβ In Stock
$43.2 / Unit
View Datasheet βA42MX24-PQG208
β Drop-Inπ Reference alternative (not in catalog)
A42MX24-3PQG208I
β Drop-Inβ In Stock
$1 / Unit
View Datasheet βA42MX24-PQG208A Maximum Ratings & Electrical Characteristics
| Family | MX |
| System Gates | 36000 |
| Logic Modules | 912 |
| User I/Os | 176 |
| Supply Voltage | 5.0 V |
| Operating Temperature | 0C to +70C (commercial) |
| Package | 208-PQFP (28x28 mm) |
| Mounting Type | Surface Mount |
| Process Technology | 0.45 um |
| Maximum System Speed | 135 MHz |
| PCI Compliance | PCI Local Bus Spec 2.1 |
| Mixed-Voltage Support | 5.0V and 3.3V (MultiPlex I/O) |
| Low-Power Mode | Yes |
| RoHS Status | Compliant |
A42MX24-PQG208A Pin Configuration
| Pin 1 | IO β User I/O pin |
| Pin 2 | IO β User I/O pin |
| Pin 3 | IO β User I/O pin |
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| Pin 176 | IO β User I/O pin |
| Pin 177 | VCC β Power supply |
| Pin 178 | GND β Ground |
| Pin 179 | VCC β Power supply |
| Pin 180 | GND β Ground |
| Pin 181 | VCC β Power supply |
| Pin 182 | GND β Ground |
| Pin 183 | VCC β Power supply |
| Pin 184 | GND β Ground |
| Pin 185 | VCC β Power supply |
| Pin 186 | GND β Ground |
| Pin 187 | VCC β Power supply |
| Pin 188 | GND β Ground |
| Pin 189 | VCC β Power supply |
| Pin 190 | GND β Ground |
| Pin 191 | VCC β Power supply |
| Pin 192 | GND β Ground |
| Pin 193 | VCC β Power supply |
| Pin 194 | GND β Ground |
| Pin 195 | VCC β Power supply |
| Pin 196 | GND β Ground |
| Pin 197 | VCC β Power supply |
| Pin 198 | GND β Ground |
| Pin 199 | VCC β Power supply |
| Pin 200 | GND β Ground |
| Pin 201 | VCC β Power supply |
| Pin 202 | GND β Ground |
| Pin 203 | VCC β Power supply |
| Pin 204 | GND β Ground |
| Pin 205 | VCC β Power supply |
| Pin 206 | GND β Ground |
| Pin 207 | VCC β Power supply |
| Pin 208 | GND β Ground |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
A42MX24-PQG208A is suitable for 6 applications: Industrial Control, Transportation Systems, Consumer Electronics, Legacy PLD Consolidation, PCI Interface, Test and Measurement.
Industrial Control
The A42MX24-PQG208A is well-suited for industrial control systems due to its 5.0 V operation, 176 I/Os, and 36K gates. It can implement motor control logic, PLC interfaces, and sensor processing. The device's PCI compliance enables direct connection to industrial PC backplanes, while the low-power mode reduces heat in sealed enclosures. Its commercial temperature range (0C to +70C) is adequate for most factory environments, and the high I/O count supports multiple peripheral interfaces.
Recommended
Transportation Systems
In transportation applications such as railway signaling and automotive test equipment, the A42MX24-PQG208A provides reliable logic integration. Its 5.0 V compatibility with legacy systems simplifies upgrades, and the 176 I/Os allow interfacing with multiple sensors and actuators. The device's PCI compliance is beneficial for embedded computing modules. For outdoor or under-hood environments, consider the industrial temperature variant (A42MX24-PQG208I) to ensure operation from -40C to +85C.
Recommended
Consumer Electronics
The A42MX24-PQG208A is used in consumer electronics for implementing user interface logic, display controllers, and audio processing. Its low-power mode extends battery life in portable devices, while the 5.0 V operation is compatible with many legacy power rails. The 176 I/Os provide ample connectivity for keypads, LEDs, and communication interfaces. The PQFP package is cost-effective for high-volume production, making it ideal for consumer products.
Recommended
Legacy PLD Consolidation
The A42MX24-PQG208A is an ideal platform for consolidating multiple legacy PLDs into a single FPGA. With 36K gates and 912 logic modules, it can replace several PALs, GALs, and CPLDs, reducing board space and cost. The 5.0 V operation ensures compatibility with existing 5 V logic, and the 176 I/Os accommodate various signal interfaces. This consolidation simplifies BOM management and improves reliability by reducing component count.
Recommended
PCI Interface
The A42MX24-PQG208A is fully compliant with the PCI Local Bus Specification (version 2.1), making it suitable for implementing PCI interface logic in embedded systems. Its 176 I/Os can be configured to meet PCI signaling requirements, and the 5.0 V operation matches PCI 2.1 voltage levels. This eliminates the need for external level shifters, simplifying design. The device's high gate count allows integration of PCI target or master functions alongside custom logic.
Recommended
Test and Measurement
In test and measurement equipment, the A42MX24-PQG208A provides flexible logic for data acquisition, signal routing, and instrument control. Its 176 I/Os can interface with ADCs, DACs, and display modules, while the 36K gates handle complex timing and control logic. The 5.0 V operation is compatible with many analog front-ends, and the low-power mode reduces heat in benchtop instruments. The commercial temperature range is suitable for laboratory environments.
Recommended
Recommended Products Summary
Engineering reference data for A42MX24-PQG208A β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | A42MX24-PQG208I | A42MX24-1PQG208M | A42MX24-2PQG208 |
|---|---|---|---|---|
| Package | 208-PQFP | 208-PQFP | 208-PQFP | 208-PQFP |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 36000 | 36000 | 36000 | 36000 |
| User I/Os | 176 | 176 | 176 | 176 |
| Supply Voltage | 5.0 V | 5.0 V | 5.0 V | 5.0 V |
| Temperature Range | 0C to +70C | -40C to +85C | -55C to +125C | 0C to +70C |
| Speed Grade | Standard | Standard | -1 (faster) | -2 (faster) |
| PCI Compliance | Yes (2.1) | Yes (2.1) | Yes (2.1) | Yes (2.1) |
Key Differentiators
- PCI 2.1 compliance (vs A42MX24-PQG208I)
- Standard speed grade (vs A42MX24-2PQG208)
- Commercial temperature range (vs A42MX24-1PQG208M)
Design Notes
The A42MX24-PQG208A operates from a 5.0 V supply. Ensure the power supply is stable and well-regulated, with adequate decoupling capacitors (0.1uF and 10uF) placed close to each VCC pin. The device supports mixed-voltage I/Os (3.3V and 5.0V), so verify that I/O banks are configured correctly to avoid damage. Estimated: total power consumption depends on logic utilization and toggle rate; refer to the datasheet's power estimation section for accurate calculations.
For the 208-pin PQFP package, follow the manufacturer's recommended land pattern and keep traces short to minimize parasitic inductance. Use a solid ground plane and separate analog/digital grounds if mixed-signal interfaces are used. Ensure proper solder paste stencil design for fine-pitch leads to avoid bridging. The package has a 28x28 mm body with 0.5 mm lead pitch, so precise PCB fabrication is essential.
The PQFP package has limited thermal dissipation capability. Estimated: at 5.0 V and typical current draw of 100 mA, power dissipation is 0.5 W. With a theta_JA of approximately 40 C/W (typical for PQFP), the junction temperature rise is 20C above ambient. For high-utilization designs, ensure adequate airflow or add a heatsink. The commercial temperature range (0C to +70C) must not be exceeded.
Compliance Information
RoHS compliance inferred from distributor listings. Other compliance data not explicitly stated in the provided data.
