M1AFS250-1PQ208 - Fusion FPGA 250K Gates 93 I/O | Microchip
MPN: M1AFS250-1PQ208 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $68.5 | $68.50 |
| 10 | $62.9 | $629.00 |
| 100 | $57.2 | $5,720.00 |
| 500 | $53.4 | $26,700.00 |
| 1,000 | $49.8 | $49,800.00 |
Drop-in alternatives for M1AFS250-1PQ208 — 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:
M1AFS250-2PQ208I
✅ Drop-In✓ In Stock
$45.6 / Unit
View Datasheet →M1AFS250-PQ208
✅ Drop-In✓ In Stock
$28.6 / Unit
View Datasheet →M1AFS250-PQG208I
✅ Drop-In✓ In Stock
$54.8 / Unit
View Datasheet →AFS250-PQ208I
✅ Drop-In📋 Reference alternative (not in catalog)
M1AFS250-1PQ208 Maximum Ratings & Electrical Characteristics
| Number of System Gates | 250000 |
| Programmable I/O | 93 |
| Total RAM Bits | 36864 |
| Core Supply Voltage | 1.5 V nominal (1.425 V to 1.575 V) |
| Technology | 130 nm CMOS, flash-based |
| Package | 208-BFQFP (PQ208), square |
| Terminal Pitch | 0.5 mm |
| Terminal Form | Gull Wing |
| Mounting Type | Surface Mount |
| Family | Fusion (M1) Mixed-Signal FPGA |
| Integrated Analog Blocks | Yes (configurable analog) |
| Configuration Memory | On-chip flash (single-chip, secure) |
| Clock Management | On-chip clock generation and management circuitry |
| RoHS Status | Non-Compliant |
| Lead Free Status | Contains Lead |
M1AFS250-1PQ208 208-bfqfp (pq208), square Pin Configuration Guide
Complete pinout information for M1AFS250-1PQ208 (208-bfqfp (pq208), square 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 M1AFS250-1PQ208.
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
M1AFS250-1PQ208 is suitable for 6 applications: Industrial Automation Controllers, Telecommunications Infrastructure, Mixed-Signal System Monitoring, Secure Embedded Computing, Aerospace and Defense Legacy Spares, Test and Measurement Instrumentation.
Industrial Automation Controllers
The M1AFS250-1PQ208 fits industrial automation because its Fusion architecture integrates 250,000 flash-based gates, configurable analog blocks, and 36,864 RAM bits in one monolithic 208-pin device, consolidating functions that would otherwise require a separate FPGA, ADC front end, and configuration PROM. In motor-control and I/O cards it implements state machines, PWM generation, and sensor polling while the analog peripherals monitor voltages and temperatures directly. The flash fabric boots instantly without external configuration memory, improving system availability in factory environments. Designers should budget the 1.5V core rail at 1.425V-1.575V tolerance and account for the leaded package when RoHS-exempt status must be documented.
Recommended
Telecommunications Infrastructure
In telecom line cards and backplane controllers the M1AFS250-1PQ208 provides glue logic, framing functions, and board-level supervision with single-chip flash configuration, eliminating the boot PROM and its programming logistics common to SRAM FPGAs. The 93 programmable I/Os with banked standards interface line codecs and PHY devices, while integrated clock management circuitry conditions system timing references. The 36,864 RAM bits buffer traffic in distributed form for small FIFOs and lookup structures. Because the Fusion analog blocks measure board voltages, the same chip performs remote telemetry for fault reporting. Verify the leaded PQ208 package is acceptable under your compliance regime, or specify the PQG208 green variant instead.
Recommended
Mixed-Signal System Monitoring
The M1AFS250-1PQ208 is purpose-built for mixed-signal monitoring subsystems: its configurable analog blocks digitize board voltages and temperatures on-chip while the flash fabric implements threshold alarms, filtering, and communication interfaces in the same die. This eliminates external ADCs and supervisory ICs, reducing BOM cost and board area on the 0.5mm-pitch 208-pin PQFP footprint. The monolithic architecture keeps analog and digital domains on one ground reference, simplifying layout compared to discrete solutions. Designers must respect the 1.425V-1.575V core window and follow Microsemi analog front-end application guidance for channel calibration. This application suits power shelves, base station supervision, and instrumentation chassis health monitoring.
Recommended
Secure Embedded Computing
Flash-based FPGAs like the M1AFS250-1PQ208 are inherently more secure than SRAM FPGAs because the bitstream lives in on-chip flash and never transits an external memory bus, closing the configuration-sniffing attack vector. For embedded computing boards that need custom glue logic, bus bridging, or cryptographic accelerators, the 250K-gate fabric plus 36,864 RAM bits implement modest datapaths, while single-chip configuration simplifies tamper-conscious designs. The 130nm flash process is mature and qualified in defense-adjacent supply chains, and the leaded PQ208 package remains acceptable in many exempt programs. Designers should implement Microsemi-recommended flash programming flows and enable available security features during production programming.
Recommended
Aerospace and Defense Legacy Spares
Although the RTAX/RTG4 radiation-tolerant families serve flight programs, the M1AFS250-1PQ208 supports ground-based defense equipment, test sets, and legacy spares where flash single-chip configuration and long-lifecycle availability matter. The Microsemi brand lineage in defense supply chains, plus the leaded PQ208 package acceptable under exemption, keeps this device in sustained-build programs. Its 250K gates handle interface bridging, BIT (built-in-test) logic, and display drivers, while integrated analog monitors chassis rails. Flash configuration survives transport shock and power removal without a programming fixture at the depot. For new radiation-critical designs use RTAX parts instead; for ground systems this Fusion device balances capability, security, and procurement continuity.
Recommended
Test and Measurement Instrumentation
Bench instruments and ATE modules use the M1AFS250-1PQ208 for timing generation, trigger logic, and instrument-state control, exploiting its instant-on flash configuration so the instrument is operational immediately at power-up - a user-visible advantage over SRAM FPGA designs that require boot time. The 93 I/Os drive front-panel indicators, relays, and measurement front ends, while the configurable analog blocks provide DC monitoring channels without a separate supervisor. The 36,864 RAM bits implement capture buffers in small data-path roles. Clock management circuitry derives precise sampling clocks from a reference oscillator. Package the 1.5V core regulation with low-noise LDOs to keep analog-block measurements clean in the 208-pin PQFP thermal environment.
Recommended
Recommended Products Summary
Engineering reference data for M1AFS250-1PQ208 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | M1AFS250-2PQ208I | M1AFS250-PQ208 | M1AFS250-PQG208I | AFS250-PQ208I |
|---|---|---|---|---|---|
| Package | 208-BFQFP (PQ208), 0.5mm pitch | 208-BQFP (PQ208) - same | 208-BQFP (PQ208) - same | 208-BQFP (PQ208) - same | 208-QFP (PQ208) - same |
| Brand | Microsemi (Microchip Technology) | Microchip Technology | Microchip Technology | Microchip Technology | Microsemi |
| System Gates | 250000 | 250000 | 250000 | 250000 | 250000 |
| Programmable I/O | 93 | 93 | 93 | 93 | 93 |
| RAM Bits | 36864 | 36864 | 36864 | 36864 | 36864 |
| Core Supply Voltage | 1.5 V (1.425V-1.575V) | 1.5 V (1.425V-1.575V) | 1.5 V (1.425V-1.575V) | 1.5 V (1.425V-1.575V) | 1.5 V (1.425V-1.575V) |
| Speed Grade | -1 (standard) | -2 (faster) | base | base | base (Gen-1 die) |
| RoHS Status | Non-Compliant (contains lead) | Non-Compliant | Non-Compliant | Compliant (PQG green package) | Non-Compliant |
| Configuration Memory | On-chip flash | On-chip flash | On-chip flash | On-chip flash | On-chip flash |
Key Differentiators
- Faster timing margin available without relayout (vs M1AFS250-2PQ208I)
- RoHS compliance option on the same footprint (vs M1AFS250-PQG208I)
- Second-generation Fusion analog architecture (vs AFS250-PQ208I)
- Single-chip flash configuration improves security (vs SRAM FPGAs (Lattice XP2, Xilinx Spartan-6))
Design Notes
The M1AFS250-1PQ208 core requires a tightly regulated 1.5V supply with an allowable band of only 1.425V to 1.575V. Estimated: for a 250K-gate flash FPGA, plan I/O and core rail decoupling with at least one 100uF bulk tantalum plus a 0.1uF ceramic per four I/O pins; verify actual current draw with Libero power analysis for your design, since published typical core current depends heavily on toggle rates. Sequence I/O banks before or with the core per the Fusion power-up requirements in the manufacturer datasheet.
The 208-pin PQFP has 0.5mm gull-wing pitch, which requires careful stencil design: use approximately 0.1mm stencil reduction on the long axis of each pad to prevent solder bridging during reflow. Route analog block sense lines away from switching regulator nodes to preserve measurement accuracy of the integrated configurable analog peripherals. Provide solid ground planes under the die and break out the 93 I/O on at least two signal layers. Inspect with X-ray or AOI since QFP lead coplanarity faults are common in second-source broker stock.
The most common sourcing pitfall is confusing the leaded M1AFS250-1PQ208 with the RoHS-compliant M1AFS250-PQG208I: both are the same die and footprint, but only the PQG (green) suffix is RoHS-compliant. Ordering the leaded part for an EU-market product creates a compliance failure. Also confirm the die generation when crossing to AFS250 (first-generation) parts - logic resources match but analog block specifications differ. Finally, verify date codes on broker stock since the Fusion M1 series is mature and remarked parts circulate.
Compliance Information
Distributor datasheet data (digchip) states Lead Free Status: Contains Lead and RoHS Status: RoHS Non-Compliant. REACH, halogen-free, and conflict-minerals status not stated in provided data. Use M1AFS250-PQG208I for RoHS-compliant builds.
