RTAX4000D-CQ352B vs RTAX4000D-CQ352E Comparison
Detailed side-by-side comparison of RTAX4000D-CQ352B by Microchip Technology and RTAX4000D-CQ352E by Microsemi. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
RTAX4000D-CQ352B - 4M-Gate Rad-Tolerant FPGA CQFP-352 | Microchip
RTAX4000D-CQ352B ✓ ActiveMicrosemi
RTAX4000D-CQ352E - 4M Gate Rad-Tolerant FPGA CQFP-352 | Microchip
RTAX4000D-CQ352E ✓ ActiveSpecification Comparison
| Parameter | RTAX4000D-CQ352B | RTAX4000D-CQ352E |
|---|---|---|
| Brand | Microchip Technology | Microsemi |
| Category | FPGA & CPLD | FPGA & CPLD |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.00 | $0.00 |
| Logic Cells | 55,440 | 33,600 |
| Configurable Logic Blocks (CLBs) | 36,960 | — |
| Equivalent Gates | 4,000,000 | — |
| System Gates (cells, per Jotrin listing) | 33,600 | — |
| Family | RTAX-DSP (RTAX-S/SL/DSP) | RTAX-DSP Radiation-Tolerant FPGA |
| Process Technology | 0.15 um | 0.15 um CMOS |
| Core Supply Voltage | 1.5 V (1.425 V to 1.575 V) | 1.5 V |
| Combinatorial CLB Delay | [DATA_NEEDED: combinatorial CLB delay for standard speed grade; 0.99 ns max is specified for the -1 speed grade variant] | — |
| Technology Type | Antifuse, one-time programmable, radiation-tolerant | — |
| Package | 352-pin Ceramic CQFP (CQFP-352) | 352-Pin CQFP (CQ352) ceramic, hermetic |
| Mounting Type | Surface Mount | Surface Mount |
| Configuration | Live at power-up, single chip, no external configuration memory | Live at power-up (antifuse, single-chip) |
| Radiation Tolerance | Radiation-tolerant (space-flight qualified family) | Radiation-tolerant, space-flight qualified family (per Microchip RTAX-DSP product page) |
| Application Domain | Space flight systems | — |
| Programmability | OTP (one-time programmable antifuse) | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status - hermetic ceramic aerospace package, typically exempt] |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| System Gates | — | 4,000,000 |
| Embedded Memory | — | Embedded SRAM with built-in FIFO control logic |
| Clocking | — | Segmentable clocks, chip-wide highway routing |
| Number of CLBs | — | [DATA_NEEDED: CLB / AX cell organization count] |
| User I/O Count | — | [DATA_NEEDED: user I/O count for CQ352 package] |
| Speed Grade | — | Standard (no dash-1 speed suffix indicated in CQ352E ordering code) |
| Design Software | — | Microsemi/Microchip Libero SoC |