A54SX72A-2FGG484 - 108K Gate SX-A FPGA 484-BGA | Microchip
MPN: A54SX72A-2FGG484 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $118.5 | $118.50 |
| 10 | $109.2 | $1,092.00 |
| 100 | $98.75 | $9,875.00 |
| 500 | $91.4 | $45,700.00 |
| 1,000 | $85.6 | $85,600.00 |
Drop-in alternatives for A54SX72A-2FGG484 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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A54SX72A-2FGG484I
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$112 / Unit
View Datasheet →A54SX72A-FGG484A
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View Datasheet →A54SX72A-FGG484M
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$2920.69 / Unit
View Datasheet →A54SX72A-1FGG484I
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$225 / Unit
View Datasheet →A54SX72A-FFGG484
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View Datasheet →A54SX72A-2FG484
✅ Drop-In📋 Reference alternative (not in catalog)
A54SX72A-2FGG484 Maximum Ratings & Electrical Characteristics
| Family | SX-A (antifuse FPGA) |
| System Gates | 108,000 (72,000 typical) |
| Configurable Logic Blocks (CLBs) | 6,036 |
| Number of I/O | 360 |
| Maximum Frequency | 294 MHz |
| Supply Voltage | 2.5 V |
| Technology | 0.25 um CMOS antifuse |
| Speed Grade | -2 |
| Package | 484-ball FBGA (FGG484), 27 x 27 mm |
| Ball Pitch | 1 mm |
| Mounting Type | Surface Mount |
| Programming Type | One-time programmable (antifuse) |
| RoHS Status | Compliant, lead free |
A54SX72A-2FGG484 484-ball fbga (fgg484), 27 x 27 mm Pin Configuration Guide
Complete pinout information for A54SX72A-2FGG484 (484-ball fbga (fgg484), 27 x 27 mm 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 A54SX72A-2FGG484.
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
A54SX72A-2FGG484 is suitable for 6 applications: Industrial Automation Control, Communications Line Cards, Test and Measurement Backplanes, Defense and Aerospace Systems, Glue Logic Consolidation, Video and Display Timing Control.
Industrial Automation Control
The A54SX72A-2FGG484 fits industrial PLC and motor-control supervisory boards because its 108K gates (6,036 CLBs) consolidate sequencers, interlocks, and bus bridges that would otherwise need several CPLDs and glue-logic devices, reducing BOM count to a single chip. Its 360 user I/Os handle parallel field-bus interfaces, encoder inputs, and backplane lines in the 484-ball FBGA, while the 294 MHz toggle capability comfortably covers industrial clock domains of 50-100 MHz with margin. Because the antifuse fabric is one-time programmable, no configuration PROM is required and the logic powers up instantly at 2.5 V, improving machine boot time. The trade-off versus an SRAM FPGA is the absence of reprogrammability, so design changes require a new programmed lot.
Recommended
Communications Line Cards
Telecom and datacom line cards use the A54SX72A-2FGG484 as a control-plane fabric for frame counting, alarms, and parallel chip-to-chip buses. Its -2 speed grade (294 MHz toggle class) supports backplane-typical clock rates, and 360 I/Os terminate multiple TDM or Ethernet-MAC sideband buses without external fanout logic. The antifuse one-time-programmable fabric provides instant-on operation, important for hot-swappable cards that must assert management signals before a host CPU loads firmware, and its configuration cannot be read back, a security benefit in carrier equipment. Power is single-rail 2.5 V with low static draw, simplifying card power budgeting versus SRAM FPGAs that need configuration flash plus multiple rails.
Recommended
Test and Measurement Backplanes
In automated test equipment (ATE) and instrument backplanes, the A54SX72A-2FGG484 implements channel-level handshaking, trigger distribution, and register-file style status aggregation. The 108K-gate capacity accommodates hundreds of per-channel state machines, and the -2 speed grade timing supports 100 MHz-class trigger domains with predictable single-module delays inherent to the SX-A R-cell/C-cell architecture. Its 484-ball FBGA at 1 mm pitch routes 360 I/Os to dense connector fields, and the 2.5 V antifuse core produces low static power across hundreds of channels - a measurable advantage when a rack holds dozens of boards. Recompilation in Libero SoC allows ECO updates before programming; after programming, units are immutable, so treat the program step as production release.
Recommended
Defense and Aerospace Systems
Antifuse FPGAs are a long-standing choice in defense and space electronics because the one-time-programmable fabric is inherently resistant to bitstream readout, powers up instantly, and offers a configuration store with no external flash to fail or be tampered with. The A54SX72A-2FGG484 supplies 108K gates of payload control, telemetry framing, and sensor-interface logic, while its military-temperature sibling A54SX72A-FGG484M (same footprint) covers extended environments without PCB changes. The 2.5 V, 0.25 um process avoids advanced-node radiation-sensitive geometries used in modern SRAM FPGAs, though program-by-lot handling and full simulation sign-off are mandatory since programming is irreversible. Microchip's long lifecycle support of the SX-A line suits decade-long program sustainment.
Recommended
Glue Logic Consolidation
The core use case of the SX-A family is replacing dozens of 74-series devices, PALs, and CPLDs with one low-cost chip, exactly the 'single-chip integration' positioning Microchip describes for SX-A. The A54SX72A-2FGG484's 6,036 CLBs absorb address decoders, bus transceiver control, wait-state generators, and interrupt aggregation, and its 360 I/Os provide the parallel pin count these legacy buses demand - typically impossible with smaller QFP-packaged CPLDs. Single 2.5 V supply and near-zero static current beat a pile of TTL devices on power and reliability, and the antifuse program behaves like hardwired logic with no boot delay. Designers should reserve 10-15% spare I/O and logic headroom for future ECOs since the device cannot be reprogrammed in the field.
Recommended
Video and Display Timing Control
Raster-timing generators, scan converters, and custom display interfaces map well onto the A54SX72A-2FGG484: pixel-clock domains of 30-100 MHz sit within the -2 speed grade's 294 MHz toggle capability, and 360 I/Os support wide parallel video buses such as RGB888 plus sync in a single device. Deterministic antifuse routing delays simplify meeting fixed video timing constraints without the timing-closure iterations common on larger SRAM FPGAs. Instant-on behavior means sync signals are valid as soon as 2.5 V ramps, avoiding the blanking anomalies SRAM FPGAs show while loading configuration. Keep high-speed video I/O on the shortest ball-to-connector paths and respect the 1 mm BGA escape routing rules in the datasheet package section.
Recommended
Recommended Products Summary
Engineering reference data for A54SX72A-2FGG484 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | A54SX72A-2FGG484I | A54SX72A-FGG484A | A54SX72A-FGG484M | A54SX72A-1FGG484I | A54SX72A-2FG484 |
|---|---|---|---|---|---|---|
| Package | 484-ball FBGA (FGG484) | 484-ball FBGA (FGG484) - same | 484-ball FBGA (FGG484) - same | 484-ball FBGA (FGG484) - same | 484-ball FBGA (FGG484) - same | 484-ball FBGA (FG484, leaded) - same footprint |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 108,000 | 108,000 | 108,000 | 108,000 | 108,000 | 108,000 |
| User I/O | 360 | 360 | 360 | 360 | 360 | 360 |
| Speed Grade | -2 (fastest) | -2 | [DATA_NEEDED] | [DATA_NEEDED] | -1 (slower) | -2 |
| Supply Voltage | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V | 2.5 V |
| Temperature Range | Commercial (standard) | Industrial (I) | [DATA_NEEDED] | Military (M) | Industrial (I) | Commercial (standard) |
| RoHS / Lead Status | Lead free (G suffix) | Lead free (G suffix) | Lead free (G suffix) | Lead free (G suffix) | Lead free (G suffix) | Leaded (no G suffix) |
Key Differentiators
- Fastest -2 speed grade in the 108K family (vs A54SX72A-1FGG484I)
- Industrial temperature drop-in available (vs A54SX72A-2FGG484I)
- Lead-free (G) ball metallization for RoHS production (vs A54SX72A-2FG484)
Design Notes
Escape routing a 1 mm-pitch 484-ball FBGA requires via-in-pad or dog-bone fanout; plan a minimum 4-layer stack with dedicated 2.5 V power plane to reach the distributed VCC balls. Follow the Microchip SX-A datasheet package section for ball-map constraints: keep high-fanout I/O banks near board edge connectors and reserve a clear channel for the programming (Silicon Sculptor) header to the dedicated programming balls.
The SX-A fabric runs from a single 2.5 V supply; dynamic current scales with toggle rate and static current is very low because antifuse connections draw no standby configuration current. Decouple each VCC ball cluster with 0.1 uF ceramics plus bulk 10-47 uF near the device. Derive exact ICC budgets from the family datasheet current tables rather than reusing SRAM-FPGA estimates, and confirm power-up ramp rate limits stated by Microchip.
The most common SX-A pitfall is treating the device like a reprogrammable FPGA: antifuse programming is permanent, so a design bug found after programming means scrapping the lot. Always complete full timing simulation, static timing sign-off in Libero Designer, and at least one system-level prototype before releasing programming files. Also note the -2 vs -1 speed grade difference: IP that closes timing on -2 may fail on -1, so document the grade on your BOM explicitly.
Compliance Information
Lead free and RoHS compliant per distributor listings (Kynix, FindIC) for the FGG484 lead-free package variant.
