A42MX16-2PQG208I - 24K Gate MX FPGA, 140 I/O | Microchip
MPN: A42MX16-2PQG208I ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $48.5 | $48.50 |
| 10 | $44.1 | $441.00 |
| 100 | $39.8 | $3,980.00 |
| 500 | $36.2 | $18,100.00 |
| 1,000 | $32.9 | $32,900.00 |
Drop-in alternatives for A42MX16-2PQG208I — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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A42MX16-PQG208I
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View Datasheet →A42MX16-1PQG208I
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$299.95 / Unit
View Datasheet →A42MX16-1PQG208
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$1 / Unit
View Datasheet →A42MX36-PQG208I
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$55 / Unit
View Datasheet →A42MX36-2PQG208I
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View Datasheet →A42MX36-2PQG208
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$44.2 / Unit
View Datasheet →A42MX36-1PQG208
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$45.3 / Unit
View Datasheet →A42MX36-FPQG208
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$39.8 / Unit
View Datasheet →A42MX16-2PQG208I Maximum Ratings & Electrical Characteristics
| Family | MX (42MX) |
| System Gates | 24000 gates |
| Configurable Logic Blocks (CLBs) | 608 |
| User I/O | 140 |
| Speed Grade | -2 |
| Maximum Clock Frequency | 56.16 MHz |
| Supply Voltage Range | 3V to 3.6V; 4.5V to 5.5V |
| Programming Technology | Antifuse (non-volatile) |
| Package | 208-PQFP (28x28 mm), 0.5 mm pitch |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (industrial, I suffix) |
| JTAG / IEEE 1149.1 | Supported on MX family boundary-scan capable devices |
| RoHS Status | Compliant / Lead Free |
| Pin-Compatible Ceramic Option | CQ208 (pin-compatible with PQ208) |
| Design Software | Microchip Libero SoC |
A42MX16-2PQG208I 208-pqfp (28x28 mm), 0.5 mm pitch Pin Configuration Guide
Complete pinout information for A42MX16-2PQG208I (208-pqfp (28x28 mm), 0.5 mm pitch 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 A42MX16-2PQG208I.
Refer to the datasheet for full pin configuration.
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
A42MX16-2PQG208I is suitable for 6 applications: Legacy 5V System Consolidation, Industrial Control and Automation, Aerospace and Defense Program Sustainment, ASIC Prototyping and Bridge Logic, Medical Equipment Legacy Boards, Communication and Networking Interface Cards.
Legacy 5V System Consolidation
The A42MX16-2PQG208I's 5.0 V-tolerant MX architecture with 3V-3.6V and 4.5V-5.5V supply ranges lets engineers collapse multiple obsolete PLDs, PALs, and glue-logic devices into one antifuse FPGA without level-shifting on 5V buses. Its 24,000 gates and 140 user I/O cover typical multi-device consolidation, while non-volatile antifuse configuration gives instant-on behavior identical to the discrete parts being replaced. This makes it a low-risk migration path for industrial equipment and test instruments still running legacy rails, per Microchip's MX positioning as a single-chip ASIC alternative.
Recommended
Industrial Control and Automation
In factory automation and process control, the A42MX16-2PQG208I provides deterministic, configuration-fixed logic for sequencing, interlocking, and interface translation. The industrial -40C to +85C rating, 5V-tolerant I/O for sensors and actuators, and instant-on antifuse startup eliminate boot-time gaps that SRAM FPGAs introduce after power loss. The -2 speed grade's ~56.16 MHz capability comfortably covers state machines and bus interfaces in this domain. Its permanence of configuration also simplifies functional-safety arguments where unintended reconfiguration is unacceptable on the plant floor.
Recommended
Aerospace and Defense Program Sustainment
Microchip MX antifuse FPGAs are widely used to sustain defense and aerospace platforms because the technology is inherently single-event-upset tolerant - configuration is hard-wired, not stored in volatile cells. The pin-compatible CQ208 ceramic package screened toward MIL-STD-883 levels allows plastic PQ208 prototypes to convert directly to qualified ceramic production parts without board redesign, as stated in the Microchip datasheet. For programs locked to the A42MX16 die, the A42MX16-2PQG208I supports industrial-temperature prototype builds ahead of ceramic qualification runs.
Recommended
ASIC Prototyping and Bridge Logic
The A42MX16-2PQG208I serves as a low-cost ASIC alternative for mid-volume products where mask costs cannot be justified, and as bridge logic between mismatched bus standards on mixed-voltage boards. Its antifuse fabric provides fixed timing after programming - useful when validating interfaces destined for ASIC conversion - and the 208-PQFP's 0.5 mm pitch is hand-solderable for lab rework. Designers typically implement bus bridges, address decoders, and custom peripherals within the 24K-gate budget, migrating to the pin-compatible A42MX36 PQ208 parts when gate count grows.
Recommended
Medical Equipment Legacy Boards
Medical device manufacturers maintaining long-lifecycle equipment use the A42MX16-2PQG208I to keep obsolete control boards in production without recertification of the whole system. The non-volatile antifuse configuration preserves deterministic power-up behavior required by patient-connected equipment, while industrial temperature rating covers clinical environments. Because the part is still active from Microchip and shares the MX architecture across A42MX16/A42MX36 PQ208 members, last-time-buy risk is mitigated by documented pin-compatible successors on the identical footprint.
Recommended
Communication and Networking Interface Cards
On line cards and protocol adapters, the A42MX16-2PQG208I implements framing, formatting, and backplane glue logic with 5V-tolerant I/O that connects directly to legacy backplanes. The 140 user I/O accommodate wide parallel buses, and the fixed antifuse routing delivers repeatable signal timing across units - important for multi-slot systems. The -2 speed grade supports interface clock rates within the family's ~56 MHz class. For higher-throughput designs, the same-footprint A42MX36 parts double the logic without PCB respin, protecting the layout investment.
Recommended
Recommended Products Summary
Engineering reference data for A42MX16-2PQG208I — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | A42MX16-PQG208I | A42MX16-1PQG208I | A42MX36-PQG208I | A42MX36-2PQG208I |
|---|---|---|---|---|---|
| Package | 208-PQFP (PQ208) | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same | 208-PQFP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 24000 | 24000 | 24000 | ~2x A42MX16 (36K-class die) | ~2x A42MX16 (36K-class die) |
| Speed Grade | -2 (~56.16 MHz class) | [DATA_NEEDED] | -1 (slower) | [DATA_NEEDED] | -2 |
| User I/O | 140 | 140 | 140 | 140 (PQ208-limited) | 140 (PQ208-limited) |
| Temperature Range | -40C to +85C (I) | I (industrial) | I (industrial) | I (industrial) | I (industrial) |
| Supply Voltage Range | 3V-3.6V / 4.5V-5.5V | 3V-3.6V / 4.5V-5.5V | 3V-3.6V / 4.5V-5.5V | 3V-3.6V / 4.5V-5.5V | 3V-3.6V / 4.5V-5.5V |
| Programming Technology | Antifuse (non-volatile) | Antifuse | Antifuse | Antifuse | Antifuse |
Key Differentiators
- Non-volatile antifuse configuration - no boot flash, instant-on, SEU-tolerant (vs A42MX16-PQG208I (and all SRAM FPGAs))
- 5V-tolerant dual-rail I/O architecture (vs A42MX16-1PQG208I)
- Pin-compatible gate-count upgrade without respin (vs A42MX36-2PQG208I)
Design Notes
The MX family supports dual supply ranges (3V-3.6V and 4.5V-5.5V); identify which rail each bank uses before schematic capture and never mix them on one bank. Estimated: with 140 I/O, simultaneously switching outputs can drive tens of milliamps per bank - budget core and I/O current separately and size the 3.3V/5V regulators accordingly. Decouple each VCC/VDDA pin pair with 0.1 uF ceramics placed within 2 mm of the pin, plus bulk 10 uF per rail.
The 208-PQFP has 0.5 mm lead pitch; specify a solder-mask-defined footprint per IPC-compatible PQFP land patterns and inspect with AOI or X-ray for bridging on fine-pitch rows. Route JTAG (TCK/TMS/TDI/TDO) as a short daisy chain with series resistors near the header to limit ringing. Because antifuse parts are programmed post-assembly, keep programming-pad access or plan socketed prototypes; reprogramming is impossible after fuse blowing.
The most common MX design error is treating this like an SRAM FPGA: there is no external configuration flash and no in-field reconfiguration - each logic change consumes a new device. Order the full ordering code including speed grade and I suffix; mixing commercial-range parts into -40C applications causes field failures. Verify the -2 timing constraints in Libero rather than assuming -1 data; and for upgrade paths, design the board to the PQ208 pin map so A42MX36 PQ208 parts drop on later.
Compliance Information
Distributor listings (Kynix, PCB Electronics) mark the part LEAD FREE; the G in PQG208 indicates green/lead-free packaging. REACH, halogen-free, and conflict-minerals status not stated in provided data.
