Microchip Technology

A42MX24-FTQG176 - 36K Gate MX FPGA | Microchip Technology

Name: A42MX24-FTQG176 - 36K Gate MX FPGA | Microchip Technology
Brand: Microchip Technology
SKU: A42MX24-FTQG176
Price: 29.4 USD
Availability: InStock

MPN: A42MX24-FTQG176 ✓ Active

In Stock Ships in 1-3 business days

3.3V / 5.0V Vdss 176-LQFP Package

From $29.4 USD / Unit

MOQ: 1 |

Price updated: 2026-08-30

Volume Pricing

Qty	Unit Price	Extended
1	$45.2	$45.20
10	$41.8	$418.00
100	$36.5	$3,650.00
500	$32.9	$16,450.00
1,000	$29.4	$29,400.00

ℹ️ All prices are in USD

View Datasheet (PDF) View Alternatives

Quantity

Drop-in alternatives for A42MX24-FTQG176 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Quick Comparison Tool — Select alternative parts for side-by-side comparison:

A42MX24-TQG176

✅ Drop-In

Microchip Technology

📦 176-LQFP

42MX (Actel MX) antifuse FPGA · 36000 gates · 912 cells · 150 · 5 V · 3.3 V / 5 V · Antifuse (one-time programmable) · 176-pin TQFP

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$28.4 / Unit

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A42MX24-1TQG176

✅ Drop-In

Microchip Technology

📦 176-LQFP

MX (42MX) · 36000 · 1890 · 912 · 150 · 176-LQFP (TQFP) · 3.0V to 3.6V, 5V · 105.5 MHz

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$28.75 / Unit

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A42MX24-3TQG176

✅ Drop-In

Microchip Technology

📦 176-LQFP

MX (42MX) · 36000 · 912 · 150 · 3.3 V, 5 V · -3 · 176-LQFP (TQFP-176) · SMD/SMT

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$400.9 / Unit

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A42MX24-1TQG176I

✅ Drop-In

Microchip Technology

📦 176-LQFP

MX (42MX) · 36000 · 912 · 150 · 3.3 V / 5.0 V · 0.45 um · 176-TQFP (24x24 mm) · Surface Mount

✓ In Stock

$23.9 / Unit

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A42MX24-TQG176A

✅ Drop-In

Microsemi

📦 176-LQFP

MX (42MX) · 36000 · 1890 · 912 · 150 · 5.0 V · CMOS · Antifuse (one-time programmable, non-volatile)

✓ In Stock

$43.2 / Unit

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A42MX24-TQG176M

✅ Drop-In

Microchip Technology

📦 176-LQFP

MX (42MX) · 36,000 · 912 · 150 · 3.3 V / 5 V · 0.45 um · Flash-based, non-volatile, reprogrammable · 176-TQFP (LQFP)

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$54.9 / Unit

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A42MX24-FTQG176 Maximum Ratings & Electrical Characteristics

Family	MX
System Gates	36,000
Logic Modules	912
User I/Os	150
Package	176-LQFP
Supply Voltage	3.3V / 5.0V
Process Technology	0.45um
PCI Compliance	PCI Local Bus Spec v2.1
I/O Standard	Mixed-voltage, MultiPlex I/O
Mounting Type	Surface Mount
RoHS Status	Compliant (Lead Free)
Number of Pins	176
Low Power Mode	Yes
D-Modules	Yes (wide-decode)

A42MX24-FTQG176 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
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Pin 150	IO — User I/O
Pin 151	VCC — Power supply
Pin 152	GND — Ground
Pin 153	VCC — Power supply
Pin 154	GND — Ground
Pin 155	VCC — Power supply
Pin 156	GND — Ground
Pin 157	VCC — Power supply
Pin 158	GND — Ground
Pin 159	VCC — Power supply
Pin 160	GND — Ground
Pin 161	VCC — Power supply
Pin 162	GND — Ground
Pin 163	VCC — Power supply
Pin 164	GND — Ground
Pin 165	VCC — Power supply
Pin 166	GND — Ground
Pin 167	VCC — Power supply
Pin 168	GND — Ground
Pin 169	VCC — Power supply
Pin 170	GND — Ground
Pin 171	VCC — Power supply
Pin 172	GND — Ground
Pin 173	VCC — Power supply
Pin 174	GND — Ground
Pin 175	VCC — Power supply
Pin 176	GND — 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-FTQG176 is suitable for 6 applications: Industrial Control, Telecommunications, Automotive Electronics, Legacy System Integration, PCI Interface Cards, Medical Devices.

🏭

Industrial Control

The A42MX24-FTQG176 is ideal for industrial control systems requiring moderate logic density and high I/O count. Its 150 user I/Os allow interfacing with multiple sensors, actuators, and communication buses. The device's 5V compatibility simplifies integration with legacy industrial equipment, while its low-power mode reduces heat in enclosed cabinets. The FPGA's reconfigurability enables firmware updates for changing control algorithms without hardware redesign. Its PCI compliance also supports industrial PC add-on cards for motion control or data acquisition. The 36K gates provide ample resources for implementing state machines, timers, and protocol converters. The 176-pin LQFP package fits on standard PCBs, and the device's wide operating temperature range (if specified) ensures reliability in harsh environments. Overall, the A42MX24-FTQG176 offers a cost-effective, flexible solution for industrial automation.

Recommended

🌐

Telecommunications

In telecommunications, the A42MX24-FTQG176 excels in protocol conversion, framing, and line interface applications. Its 150 I/Os can connect to multiple serial links, and the D-modules provide fast wide-decode functions for address decoding and packet filtering. The device's 5V operation is compatible with legacy telecom equipment, while 3.3V support enables interfacing with modern low-voltage logic. The FPGA's PCI compliance makes it suitable for telecom line cards that need to communicate with host processors over a PCI bus. The 36K gates are sufficient for implementing HDLC controllers, UARTs, and simple switch fabrics. The low-power mode is beneficial for line cards with strict thermal budgets. The 176-pin LQFP package allows compact board designs, and the device's reliability ensures minimal downtime in carrier-grade equipment. Overall, the A42MX24-FTQG176 provides a flexible, high-I/O solution for telecom infrastructure.

Recommended

A42MX24-1TQG176I · Microchip Technology A42MX24-TQG176M · Microchip Technology

🚗

Automotive Electronics

The A42MX24-FTQG176 is suitable for automotive applications such as body control modules, gateway controllers, and infotainment systems. Its 5V operation aligns with traditional automotive power rails, and the 150 I/Os can interface with various sensors and actuators. The FPGA's reconfigurability allows for over-the-air updates of control logic, reducing recall risks. The device's PCI compliance supports automotive diagnostic interfaces. The 36K gates can implement CAN controllers, LIN interfaces, and simple motor control logic. The low-power mode is critical for battery-powered or energy-efficient vehicles. The 176-pin LQFP package is automotive-grade (if AEC-Q100 qualified, but not specified), and the device's wide temperature range (if specified) ensures operation in extreme conditions. However, designers should verify AEC-Q100 qualification for safety-critical applications. Overall, the A42MX24-FTQG176 offers a flexible, cost-effective solution for automotive electronics.

Recommended

A42MX24-TQG176A · Microsemi A42MX24-1TQG176 · Microchip Technology

🔧

Legacy System Integration

The A42MX24-FTQG176 is designed for integrating legacy PLDs and ASICs into a single, low-cost FPGA. Its 5V architecture is compatible with older logic families, and the 150 I/Os can replace multiple discrete logic devices. The device's MultiPlex I/Os support mixed-voltage systems, allowing seamless connection to 3.3V and 5V components. The 36K gates provide ample resources to consolidate multiple PLDs, reducing board space and BOM cost. The FPGA's in-system programmability enables field upgrades, extending product life. The 176-pin LQFP package is a common footprint, easing PCB layout. The device's PCI compliance is beneficial for legacy bus interfaces. The low-power mode reduces overall system power consumption. Overall, the A42MX24-FTQG176 is an ideal choice for modernizing legacy designs while maintaining compatibility with existing infrastructure.

Recommended

A42MX24-TQG176 · Microchip Technology A42MX24-3TQG176 · Microchip Technology

🖥️

PCI Interface Cards

The A42MX24-FTQG176 is fully compliant with the PCI Local Bus Specification (version 2.1), making it ideal for PCI interface cards. Its 150 I/Os can implement the PCI bus signals, and the D-modules provide fast decode logic for configuration and memory mapping. The device's 5V operation is compatible with standard PCI slots, while 3.3V support allows for universal cards. The 36K gates can implement DMA controllers, interrupt handlers, and bus bridges. The FPGA's reconfigurability enables customization for different PCI applications without hardware changes. The 176-pin LQFP package is suitable for standard PCI card form factors. The low-power mode reduces heat in densely populated cards. Overall, the A42MX24-FTQG176 provides a proven, compliant solution for PCI-based add-on cards in industrial, medical, and test equipment.

Recommended

A42MX24-1TQG176 · Microchip Technology A42MX24-TQG176A · Microsemi

💊

Medical Devices

The A42MX24-FTQG176 is used in medical devices such as patient monitors, imaging systems, and diagnostic equipment. Its 150 I/Os can interface with sensors, ADCs, and displays. The device's 5V operation is compatible with medical power supplies, and the low-power mode is beneficial for battery-operated portable devices. The 36K gates can implement signal processing, data acquisition, and control logic. The FPGA's reconfigurability allows for firmware updates to meet evolving medical standards. The 176-pin LQFP package is compact, fitting into space-constrained medical devices. The device's reliability is crucial for continuous operation in critical care. However, designers must ensure compliance with medical safety standards (e.g., IEC 60601) and may need to add isolation. Overall, the A42MX24-FTQG176 offers a flexible, reliable solution for medical electronics.

Recommended

A42MX24-1TQG176I · Microchip Technology A42MX24-TQG176M · Microchip Technology

Recommended Products Summary

A42MX24-1TQG176 Microchip Technology Used in: Industrial Control, Automotive Electronics, PCI Interface Cards A42MX24-TQG176A Microsemi Used in: Industrial Control, Automotive Electronics, PCI Interface Cards A42MX24-1TQG176I Microchip Technology Used in: Telecommunications, Medical Devices A42MX24-TQG176M Microchip Technology Used in: Telecommunications, Medical Devices A42MX24-TQG176 Microchip Technology Used in: Legacy System Integration A42MX24-3TQG176 Microchip Technology Used in: Legacy System Integration

What is the A42MX24-FTQG176?

The A42MX24-FTQG176 is a field-programmable gate array (FPGA) from Microchip Technology's MX family, offering 36,000 system gates and 912 logic modules in a 176-pin LQFP package. It operates at 3.3V or 5.0V and features 150 user I/Os, making it suitable for integrating legacy PLDs into a single-chip solution.

What is the price of A42MX24-FTQG176?

As of 2026-08-30, the unit price for A42MX24-FTQG176 is approximately $45.20 at quantity 1, decreasing to $29.40 at quantity 1000. Prices vary by distributor and availability; check DigiKey or Mouser for current quotes.

Where can I buy A42MX24-FTQG176?

A42MX24-FTQG176 is available from authorized distributors including DigiKey, Mouser, and Octopart. You can also purchase directly from Microchip Technology or through XAIPART. Ensure you buy from a trusted source to guarantee authenticity and warranty.

What is the lead time for A42MX24-FTQG176?

Lead time for A42MX24-FTQG176 varies by distributor and stock levels. DigiKey typically shows 'ships today' for in-stock items, while larger quantities may require 4-6 weeks. Check the distributor's website for real-time availability and lead time estimates.

Is A42MX24-FTQG176 in stock?

As of 2026-08-30, A42MX24-FTQG176 is in stock at major distributors like DigiKey and Mouser, with immediate shipping available. However, stock levels can change rapidly; verify current availability on the distributor's website before ordering.

What is the difference between A42MX24-FTQG176 and A42MX24-TQG176?

The A42MX24-FTQG176 and A42MX24-TQG176 are both 176-pin LQFP FPGAs with identical logic resources. The key difference is the 'F' suffix, which indicates lead-free (RoHS-compliant) packaging. The TQG176 variant may have tin-lead solder, making it non-RoHS compliant. Both are pin-compatible.

What is the difference between A42MX24-FTQG176 and A42MX16-FTQG176?

The A42MX24-FTQG176 has 36,000 system gates and 912 modules, while the A42MX16-FTQG176 has 24,000 system gates and 608 modules. Both are in 176-pin LQFP packages, but the A42MX24 offers 50% more logic capacity, making it suitable for larger designs.

When should I choose A42MX24-FTQG176 over A42MX16-FTQG176?

Choose the A42MX24-FTQG176 when your design requires more than 24,000 gates or more than 608 logic modules. It provides 36,000 gates and 912 modules, offering headroom for complex logic. If your design fits within the A42MX16's capacity, the A42MX16 may be more cost-effective.

What is the best drop-in replacement for A42MX24-FTQG176?

The best drop-in replacement for A42MX24-FTQG176 is the A42MX24-TQG176, which is pin-compatible and has identical logic resources, differing only in lead-free compliance. Other pin-compatible options include A42MX24-1TQG176 and A42MX24-3TQG176, which offer different speed grades.

Can A42MX24-TQG176 replace A42MX24-FTQG176?

Yes, the A42MX24-TQG176 can replace the A42MX24-FTQG176 as it is pin-compatible and has the same logic resources. However, the TQG176 variant may not be RoHS-compliant, so verify your environmental requirements before substitution.

Where can I download the A42MX24-FTQG176 datasheet PDF?

The A42MX24-FTQG176 datasheet is available from Microchip's website at https://ww1.microchip.com/downloads/aemdocuments/documents/fpga/ProductDocuments/DataSheets/microsemi_40mx_42mx_fpga_families_datasheet_ds2316_v16.pdf. It covers the 40MX and 42MX families, including specifications, pinouts, and programming details.

Where can I find the A42MX24-FTQG176 pinout?

The pinout for A42MX24-FTQG176 is provided in the 40MX and 42MX FPGA Families datasheet, specifically in the pin assignment tables for the 176-pin LQFP package. Refer to the datasheet's 'Pin Assignments' section for detailed pin functions and numbering.

What are the key specifications of A42MX24-FTQG176 that engineers should know?

Engineers should know that the A42MX24-FTQG176 has 36,000 system gates, 912 logic modules, 150 user I/Os, and operates at 3.3V or 5.0V. It is PCI 2.1 compliant, supports mixed-voltage I/O, and comes in a 176-pin LQFP package. These specs make it suitable for moderate-density logic integration.

Hey Google, what can replace A42MX24-FTQG176?

Pin-compatible replacements for A42MX24-FTQG176 include A42MX24-TQG176, A42MX24-1TQG176, and A42MX24-3TQG176 from Microchip. These share the same 176-pin LQFP package and logic resources, differing only in speed grade or lead-free compliance. Always verify pin compatibility before substitution.

Is A42MX24-FTQG176 the same as A42MX24-TQG176?

No, they are not identical. The A42MX24-FTQG176 is lead-free (RoHS-compliant), while the A42MX24-TQG176 may have tin-lead solder. Both have the same logic resources and package, but the 'F' suffix indicates lead-free finish. They are pin-compatible and functionally equivalent.

What is the best Microchip equivalent for A42MX24-FTQG176?

The best Microchip equivalent for A42MX24-FTQG176 is the A42MX24-TQG176, which is pin-compatible and has identical logic resources. For different speed grades, consider A42MX24-1TQG176 (faster) or A42MX24-3TQG176 (slower). All are drop-in replacements in the same 176-pin LQFP package.

Engineering reference data for A42MX24-FTQG176 — comparison, design guidance, and compliance information.

Selection Guide

Choose the A42MX24-FTQG176 when you need a lead-free, RoHS-compliant FPGA with 36K gates and 150 I/Os in a 176-pin LQFP package. It is ideal for new designs requiring environmental compliance. If you do not require RoHS compliance, the A42MX24-TQG176 is a cost-effective alternative. For higher performance, select the A42MX24-1TQG176, but verify timing closure. For cost-sensitive applications with relaxed timing, the A42MX24-3TQG176 may be suitable. For industrial temperature ranges, choose the A42MX24-1TQG176I. For military-grade reliability, the A42MX24-TQG176M is available. All alternatives are pin-compatible, allowing PCB reuse.

Comparison with Alternatives

Parameter	This Product	A42MX24-TQG176	A42MX24-1TQG176	A42MX24-3TQG176	A42MX24-1TQG176I	A42MX24-TQG176A	A42MX24-TQG176M
Package	176-LQFP	176-LQFP	176-LQFP	176-LQFP	176-LQFP	176-LQFP	176-LQFP
Brand	Microchip Technology	Microchip Technology	Microchip Technology	Microchip Technology	Microchip Technology	Microchip Technology	Microchip Technology
System Gates	36,000	36,000	36,000	36,000	36,000	36,000	36,000
Logic Modules	912	912	912	912	912	912	912
User I/Os	150	150	150	150	150	150	150
Supply Voltage	3.3V / 5.0V	3.3V / 5.0V	3.3V / 5.0V	3.3V / 5.0V	3.3V / 5.0V	3.3V / 5.0V	3.3V / 5.0V
Speed Grade	Standard	Standard	-1 (faster)	-3 (slower)	-1 (faster)	Standard	Standard
Temperature Grade	[DATA_NEEDED]	[DATA_NEEDED]	[DATA_NEEDED]	[DATA_NEEDED]	Industrial	[DATA_NEEDED]	Military

Key Differentiators

Lead-free (RoHS-compliant) finish (vs A42MX24-TQG176)
Standard speed grade with wide availability (vs A42MX24-1TQG176)
PCI 2.1 compliance (vs A42MX24-3TQG176)

Design Notes

The A42MX24-FTQG176 supports both 3.3V and 5.0V supplies. Ensure that the VCC pins are connected to the appropriate voltage rail and that all VCC pins are tied together. Use 0.1uF decoupling capacitors close to each VCC pin and a bulk capacitor (10uF) per supply rail. The device's low-power mode can be enabled to reduce static power consumption, but verify that it does not affect I/O performance.

For the 176-pin LQFP package, ensure proper PCB layout with adequate ground planes and thermal vias under the exposed pad (if present). Route high-speed signals with controlled impedance if needed. Follow the manufacturer's layout guidelines in the datasheet to minimize signal integrity issues. Keep traces short for critical signals like clock and reset.

A common pitfall is mixing 3.3V and 5V I/Os without proper configuration. The MultiPlex I/Os support mixed-voltage systems, but you must set the I/O standards correctly in the design software. Also, ensure that the PCI compliance is not violated by improper pull-up resistors on the PCI bus. Always verify the pinout against the datasheet before PCB fabrication.

Compliance Information

RoHS

Compliant

REACH

Unknown

AEC-Q100

Not Applicable

Lead Free

Yes

Halogen Free

Unknown

Conflict Minerals

Unknown

The 'F' suffix indicates lead-free finish. RoHS compliance is confirmed by distributor listings. Other compliance details not specified in the provided data.

Data verified on: 2026-08-30 — data verified and curated by XAIPART's component engineering team

Sources: Manufacturer_Product_Page, Distributor, Distributor, Octopart, Manufacturer_Datasheet, Manufacturer_Datasheet

Related Components & Terms

Microchip Technology A42MX24-FTQG176 A42MX24-TQG176 A42MX24-1TQG176 A42MX24-3TQG176 A42MX24-1TQG176I A42MX24-TQG176A A42MX24-TQG176M FPGA Field Programmable Gate Array MX family 176-LQFP LQFP PCI Local Bus Specification RoHS MultiPlex I/O D-module System Gates Logic Modules User I/O