M1AFS1500-2FG256 - Fusion FPGA 1.5M Gates ARM Cortex-M1 | Microchip
MPN: M1AFS1500-2FG256 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $376.93 | $376.93 |
| 10 | $350.55 | $3,505.50 |
| 100 | $325.42 | $32,542.00 |
| 500 | $300.12 | $150,060.00 |
| 1,000 | $280.68 | $280,680.00 |
Drop-in alternatives for M1AFS1500-2FG256 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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View Datasheet →M1AFS1500-2FG256 Maximum Ratings & Electrical Characteristics
| Family | Fusion (AFS) Mixed-Signal FPGA, M1 (ARM Cortex-M1) variant |
| System Gates | 1500000 |
| Logic Cells | 38400 |
| User I/O | 119 |
| Configuration Memory | 276480 bits (flash-based) |
| Embedded Processor | ARM Cortex-M1 |
| Core Supply Voltage | 1.5 V |
| Process Technology | 130 nm CMOS flash |
| Speed Grade | -2 |
| Package | 256-LBGA (FBGA, 256-ball) |
| Mounting Type | Surface Mount |
| Configuration | Non-volatile flash, instant-on, JTAG programming |
| Security | 128-bit flash lock + AES decryption |
| Analog Peripherals | Configurable analog blocks (ADC, voltage/current monitors) |
| Clock Management | Integrated clock generation and management circuitry |
| RoHS Status | Lead free / RoHS Compliant |
M1AFS1500-2FG256 256-lbga (fbga, 256-ball) Pin Configuration Guide
Complete pinout information for M1AFS1500-2FG256 (256-lbga (fbga, 256-ball) 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 M1AFS1500-2FG256.
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
M1AFS1500-2FG256 is suitable for 6 applications: Industrial Automation and Motor Control, Smart Energy Metering and Power Monitoring, Avionics and Embedded System Control, Single-Chip Embedded System Management, Secure IP and Anti-Cloning Designs, Medical Device and Diagnostic Instrument Control.
Industrial Automation and Motor Control
The M1AFS1500-2FG256 fits industrial motor drives because its Fusion analog blocks directly sense phase currents and DC bus voltage while the ARM Cortex-M1 executes field-oriented control loops and the flash fabric generates PWM with hardware protection interlocks. With 119 user I/O it connects encoders, comms PHYs, and safety chains on one chip. Because the flash fabric is instant-on, gate-driver inhibit logic is active within microseconds of power application - a key safety advantage over SRAM FPGAs that spend milliseconds loading configuration. The 1.5V core needs a point-of-load regulator, and thermal design should target the 1.5M-gate fabric's switching power in dense designs.
Recommended
Smart Energy Metering and Power Monitoring
In smart meters and submetering panels, the M1AFS1500-2FG256 integrates the analog front end (Fusion ADC and voltage/current monitors), metrology computation in fabric, and protocol handling on the Cortex-M1 in one flash-based device. The 128-bit flash lock plus AES decryption protects calibration data and firmware IP - a decisive advantage in metering where tamper resistance is regulated. Non-volatile configuration means the meter begins recording at power-up without a bootloader delay, and the 276480-bit flash fabric holds redundant state. The 256-ball FBGA provides the routing density for multi-phase inputs, communication ports, and tamper switches within 119 user I/O.
Recommended
Avionics and Embedded System Control
Flash-based Fusion FPGAs are structurally resistant to configuration upsets, making the M1AFS1500-2FG256 attractive for avionics system controllers, sensor aggregation, and discrete I/O consolidation. Instant-on behavior means the FPGA participates in power-up built-in-test (BIT) sequences immediately, which SRAM FPGAs cannot do. K-grade family variants (e.g., M1AFS1500-1FG256K) extend temperature screening for harsh environments while keeping the same 256-ball footprint, enabling qualification migrations without PCB change. Designers should derate 1.5V core supply margins per the datasheet power supply ramp requirements and verify AES key programming procedure for flight-programmable units.
Recommended
Single-Chip Embedded System Management
The M1AFS1500-2FG256 is a natural slot-management and board-level system controller: it monitors multiple power rails with Fusion analog comparators, sequences supplies via fabric logic, logs faults on the Cortex-M1, and interfaces to the host over I2C/SPI/UART implemented in flash fabric. Because configuration is non-volatile flash, the controller manages the very power supplies it depends on without external boot flash. The 1.5M-gate fabric leaves headroom for application acceleration alongside management functions. Design consideration: reserve JTAG access in production boards for field upgrades, and plan the 119 I/O budget to leave monitoring pins isolated from high-noise switcher nodes.
Recommended
Secure IP and Anti-Cloning Designs
Designs with high IP value - proprietary algorithms, encryption cores, licensing logic - benefit from the M1AFS1500-2FG256's 128-bit flash lock and AES decryption of configuration data. Unlike SRAM FPGAs whose bitstream can be sniffed on the boot bus, the Fusion fabric programs internally through JTAG and never exposes an unencrypted configuration stream, closing the primary cloning vector. The Cortex-M1 can additionally implement challenge-response authentication for board-level secure boot of companion processors. Combined with instant-on flash fabric, this makes the device suitable for pay-per-use industrial equipment, medical consumable authentication, and licensed-content hardware.
Recommended
Medical Device and Diagnostic Instrument Control
Benchtop diagnostic instruments and portable medical devices use the M1AFS1500-2FG256 to combine analog acquisition (Fusion ADC and monitors), real-time control on the Cortex-M1, and deterministic logic for actuator and safety interlocks in a single flash-based chip. Instant-on configuration shortens instrument warm-up and guarantees safety logic presence at power-up, supporting IEC 60601-style risk-mitigation arguments. The 1.5M gates implement filtering and signal-chain acceleration, while 119 user I/O cover display, touch, and peripheral interfaces. Designers must account for the 1.5V core rail in battery-powered topologies and verify EMC of the FG256 ball escape in shielding-sensitive enclosures.
Recommended
Recommended Products Summary
Engineering reference data for M1AFS1500-2FG256 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | M1AFS1500-1FG256 | M1AFS1500-FG256I | M1AFS1500-FG256K | M1AFS1500-2FGG256 |
|---|---|---|---|---|---|
| Package | 256-FBGA (FG256) | 256-FBGA - same | 256-FBGA - same | 256-FBGA - same | 256-FBGA - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| System Gates | 1,500,000 | 1,500,000 | 1,500,000 | 1,500,000 | 1,500,000 |
| Speed Grade | -2 | -1 (faster) | -2 | -2 | -2 |
| Embedded ARM Cortex-M1 | Yes | Yes | Yes | Yes | Yes |
| User I/O | 119 | 119 | 119 | 119 | 119 |
| Core Voltage | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
| Temperature / Screening | [DATA_NEEDED] | Commercial | Industrial (I) | Extended (K) | [DATA_NEEDED] |
| Security Features | 128-bit flash lock + AES | 128-bit flash lock + AES | 128-bit flash lock + AES | 128-bit flash lock + AES | 128-bit flash lock + AES |
Key Differentiators
- Instant-on flash fabric with no configuration load delay (vs SRAM FPGAs (e.g., Xilinx Spartan/Artix classes))
- AES-decrypted, flash-locked configuration (vs M1AFS600-FGG484I (same feature set, smaller fabric))
- Embedded ARM Cortex-M1 hard core (vs AFS1500 (non-M1) family parts)
Design Notes
The M1AFS1500-2FG256 requires a regulated 1.5V core rail; Fusion family datasheets also specify ramp-rate limits for core supply power-up. Use a dedicated point-of-load buck regulator with soft-start and monitor the rail with a supervisor. The Fusion analog blocks can measure internal voltages, but external rail monitors are still recommended for sequencing-critical systems. Estimated: at 38,400 logic cells with moderate toggle rates, core current is typically in the hundreds of milliamps range - size the 1.5V converter with margin above the Libero power-estimator output for your specific design.
The 256-ball FBGA needs via-in-pad or dog-bone escape routing on at least the outer two ball rows; plan a signal-layer stackup of 4+ layers. Place 100nF ceramic decoupling capacitors within 2mm of core supply balls and add bulk 10uF capacitance near the device. Follow the datasheet's ball-map power/ground grid to form low-inductance planes. Keep JTAG balls routed to a header or connector reserved for programming and Libero/SoftConsole debug - flash programming and AES key provisioning require this path in production.
Do not substitute a non-M1 AFS1500 for this part if your design uses the ARM Cortex-M1 - the programming file will not match the silicon. Verify the datasheet note that all Fusion devices in the same package are pin compatible EXCEPT the PQ208 package (AFS250/AFS600), which does not affect FG256 but matters if you migrate across packages. Finally, confirm speed grade in Libero timing reports before choosing the cheaper -2 over a -1; designs near fMAX will fail static timing on -2 silicon.
Compliance Information
Listed as 'Lead free / RoHS Compliant' in xsourcepart product record. REACH, halogen-free, and conflict-minerals status not stated in verified data.
