AX250-CQ352M

The AX250-CQ352M is a Microchip Axcelerator field programmable gate array (FPGA) built on the AX architecture and antifuse CMOS process. It provides a single-chip, nonvolatile programmable solution with deterministic timing and system-level capabilities suited to military-grade applications that require wide operating temperature and secure programming.

Designed for high-performance embedded logic and I/O integration, this device combines 250,000 equivalent system gates, approximately 55 kbits of embedded memory, segmentable clocking and PLL resources, and flexible multi-standard I/Os to address high-speed processing and secure control designs.

Key Features

• Core & Architecture 
  AX architecture implemented with antifuse programming for a single-chip, nonvolatile FPGA solution and FuseLock™ programming technology to protect design intellectual property.
• Logic Capacity 
  250,000 equivalent system gates and 4,224 logic elements to map mid-range FPGA designs.
• Embedded Memory & FIFO 
  Approximately 55 kbits (55,296 bits) of on-chip RAM with embedded FIFO control logic and variable-aspect RAM block support for configurable width and depth.
• I/O Flexibility 
  198 user I/Os with support for high-speed interfaces including LVDS (700 Mb/s capable) and bank-selectable, mixed-voltage operation as described in the Axcelerator family feature set.
• Performance & Timing 
  Family-level performance characteristics include system performance in the 350+ MHz range and internal performance above 500 MHz; devices include segmentable clocks and embedded PLLs (14–200 MHz input range, frequency synthesis to 1 GHz).
• Power & Voltage 
  Core voltage supply specified from 1.425 V to 1.575 V for optimized low-voltage operation.
• Package & Mounting 
  352-BFCQFP with tie bar (supplier package: 352-CQFP, 75 × 75 mm footprint), surface-mount package suitable for board-level assembly.
• Temperature & Grade 
  Military grade operation with an operating temperature range of −55 °C to 125 °C.
• Diagnostics & Test 
  In-system diagnostic capability with Microchip Silicon Explorer II and IEEE 1149.1 boundary-scan testing for production and field diagnostics.
• Standards & Compliance 
  RoHS compliant.

Typical Applications

• Defense & Military Systems 
  Secure, nonvolatile FPGA logic and wide temperature range make this device suited to ruggedized and mission-critical electronics.
• High-Speed Data Acquisition 
  Embedded FIFOs, high internal performance and LVDS-capable I/Os enable reliable capture and buffering of high-rate serial data.
• Communications & Interface Bridging 
  Flexible multi-standard I/O support and programmable drive/slew options simplify interface conversion and protocol bridging tasks.
• Secure Embedded Processing 
  Antifuse technology and FuseLock programming protect designs that require resilience against reverse engineering and IP theft.

Unique Advantages

• Nonvolatile, single-chip solution: Reduces system boot complexity and removes the need for external configuration memory.
• Deterministic timing and high internal performance: Segmentable clocks and embedded PLLs enable reliable timing control for demanding processing and data-path designs.
• Flexible I/O standards: Bank-selectable, mixed-voltage I/Os and high-speed LVDS capability reduce external level-shifting and interface components.
• Designed for harsh environments: Military temperature rating (−55 °C to 125 °C) supports deployment in extreme conditions.
• Integrated diagnostics and testability: In-system diagnostics and IEEE 1149.1 boundary-scan support ease manufacturing test and field troubleshooting.

Why Choose AX250-CQ352M?

The AX250-CQ352M positions itself as a mid-capacity, secure FPGA option that delivers a balance of logic resources, embedded memory, and high-speed I/O flexibility in a military-grade package. Its antifuse-based nonvolatile architecture and FuseLock protection provide design security while built-in PLLs, segmentable clocks and embedded FIFOs address performance and system integration needs.

This device is well suited for engineers designing secure, high-performance embedded systems that require deterministic timing, field diagnostics and operation across a wide temperature range.

Request a quote or submit a pricing inquiry to receive lead-time and volume-pricing information for the AX250-CQ352M.