AX500-CQ208M

The AX500-CQ208M is an Axcelerator antifuse FPGA from Microchip Technology based on the AX architecture. It provides a single-chip, nonvolatile FPGA solution that combines high logic density with embedded SRAM/FIFO capability and programmable I/Os for system-level designs.

Targeted for applications requiring military-grade temperature and reliability, this device offers 8064 logic elements, approximately 73 kbits of embedded memory, and 115 user I/Os in a 208‑BFCQFP package with tie bar.

Key Features

• Core & Architecture  Antifuse-based AX architecture delivering a single-chip, nonvolatile solution for secure, permanently programmed designs.
• Logic Resources  Approximately 8064 logic elements supporting a total of 500,000 equivalent system gates for mid-density FPGA implementations.
• Embedded Memory  Approximately 73 kbits of on-chip RAM/FIFO resources with variable-aspect RAM blocks and width-configurable read/write ports.
• I/O and Interfaces  115 user I/Os with multi-standard, bank-selectable support as described in the Axcelerator family; LVDS-capable I/Os and programmable drive/slew options are supported at the family level.
• Clocking and PLL  Embedded PLL support with a 14–200 MHz input range and frequency synthesis capabilities (family-level specification).
• Performance  Family-level performance targets include 350+ MHz system performance and 500+ MHz internal performance.
• Security & Debug  FuseLock programming technology to protect against reverse engineering and in-system diagnostic/debug capability with Microchip Silicon Explorer II (family-level features).
• Power & Supply  Nominal 1.5 V core operation, specified supply range 1.425 V to 1.575 V.
• Package & Mounting  208‑BFCQFP with tie bar; supplier package 208‑CQFP (75×75). Surface-mount mounting type.
• Environmental & Grade  Military grade device with operating temperature range −55 °C to 125 °C and RoHS-compliant status.

Typical Applications

• Defense and Aerospace Systems  Military-grade temperature rating and antifuse, nonvolatile architecture make the device suitable for rugged, long-life electronic systems.
• Secure Embedded Systems  FuseLock programming and antifuse technology provide protection against reverse engineering for security-sensitive designs.
• High-Performance Communications  Embedded FIFOs, PLL-based clocking and LVDS-capable I/Os (family-level) enable use in high-speed data-path and interface applications.
• Custom Logic and Control  8064 logic elements and configurable memory resources support mid-density custom logic, protocol bridging, and control functions.

Unique Advantages

• Nonvolatile Single-Chip Solution: Eliminates external configuration memory and supports permanent programming via antifuse technology.
• Military Temperature Qualification: Specified for −55 °C to 125 °C operation, supporting designs that require wide temperature endurance.
• Embedded Memory and FIFO Support: On-chip RAM blocks and FIFO control logic reduce external memory needs and simplify high-throughput data buffering.
• Security Features: FuseLock programming protects intellectual property and reduces risk of reverse engineering.
• Flexible I/O Options (Family-Level): Bank-selectable, multi-standard I/Os with programmable drive and slew options enable mixed-voltage interfacing and signal integrity tuning.

Why Choose AX500-CQ208M?

The AX500-CQ208M balances mid-range logic capacity with secure, nonvolatile antifuse technology—making it an appropriate choice for military and other high-reliability systems that require deterministic timing, embedded memory, and in-system diagnostics. Its 8064 logic elements, approximately 73 kbits of embedded RAM, and 115 user I/Os provide a compact, integrated platform for custom control, protocol bridging, and high-performance data-path tasks.

Designed for long-term robustness and secure deployment, the AX500-CQ208M is suitable for programs that prioritize hardware-level protection, wide operating temperature capability, and a single-chip, permanently programmed FPGA architecture.

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