RTAX2000SL-LG1152V - 2M-Gate Rad-Tolerant FPGA | Microchip
MPN: RTAX2000SL-LG1152V ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3000 | $3,000.00 |
| 10 | $2850 | $28,500.00 |
| 100 | $2700 | $270,000.00 |
| 500 | $2565 | $1,282,500.00 |
| 1,000 | $2440 | $2,440,000.00 |
Drop-in alternatives for RTAX2000SL-LG1152V — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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RTAX2000SL-1LG1152V
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View Datasheet →RTAX2000SL-CG1152V
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View Datasheet →RTAX2000SL-1CG1152V
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View Datasheet →RTAX2000SL-LG1152V Maximum Ratings & Electrical Characteristics
| Family | RTAX-S/SL RadTolerant FPGAs |
| Equivalent System Gates | 2000000 gates |
| Logic Cells | 32256 |
| Configurable Logic Blocks (CLBs) | 21504 |
| Technology | Digital CMOS antifuse (nonvolatile) |
| User I/Os | Up to 684 (package dependent) |
| Embedded Memory | Up to 540 kbits SRAM with optional EDAC |
| Total Ionizing Dose (Functional) | 300 krad (Si) |
| Total Ionizing Dose (Parametric) | 200 krad (Si) |
| SEU Rate | Less than 1E-10 errors per bit-day |
| Configuration | One-time programmable antifuse, live at power-up |
| Package | 1152-pin ceramic column grid array (CG1152) |
| Mounting Type | Surface Mount |
| Radiation Environment | Space-flight (rad-tolerant) |
| Derivative Family Base | Microsemi Axcelerator commercial FPGA family |
RTAX2000SL-LG1152V 1152-pin ceramic column grid array (cg1152) Pin Configuration Guide
Complete pinout information for RTAX2000SL-LG1152V (1152-pin ceramic column grid array (cg1152) 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 RTAX2000SL-LG1152V.
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
RTAX2000SL-LG1152V is suitable for 6 applications: Satellite Payload Data Processing, Spacecraft Bus Control and Avionics, Telemetry and Telecommand Interfaces, Sensor Signal-Chain Aggregation, Deep-Space Mission Electronics, Prototyping and Flight-Path Development.
Satellite Payload Data Processing
The RTAX2000SL-LG1152V fits payload processing because its 2,000,000 equivalent gates and 32,256 logic cells absorb image compression, packetization, and format conversion fabrics, while up to 540 kbits of embedded SRAM with built-in FIFO control buffers high-rate sensor streams. The SEU rate below 1E-10 errors per bit-day and 300 krad (Si) functional total dose tolerance meet typical LEO mission requirements without external configuration devices. In circuit, the FPGA sits between payload sensor chains and the downlink formatter, using its up to 684 user I/Os for wide parallel data buses. The trade-off is one-time programmability: the bitstream must be fully verified before flight programming, and the SL variant's reduced power helps meet tight satellite power budgets.
Recommended
Spacecraft Bus Control and Avionics
For spacecraft bus controllers, the RTAX2000SL-LG1152V offers live-at-power-up antifuse operation, removing external boot PROMs and their configuration-readout SEU exposure from the critical power-up path. The 2M-gate fabric integrates telecommand decoders, telemetry encoders, watchdog logic, and redundant MIL-STD-1553 or SpaceWire interfaces in one chip, reducing board count and single points of failure. Chip-wide highway routing and segmentable clocks support deterministic timing across control domains. Because antifuse configuration is permanent, designers must freeze the interface definition early; the benefit is immunity to configuration upsets that plague SRAM FPGAs during the mission, a decisive advantage for bus-critical functions that cannot tolerate reboot events.
Recommended
Telemetry and Telecommand Interfaces
Telemetry/telecommand front ends benefit from the RTAX2000SL-LG1152V's combination of many user I/Os (up to 684 on the CG1152 package) and embedded SRAM with optional EDAC, which together implement frame synchronizers, convolutional or Reed-Solomon stages, and housekeeping data aggregation. Rad tolerance of 300 krad (Si) functional covers multi-year LEO orbits, and the single-chip antifuse form factor avoids configuration-device reliability questions in the command path. Typically the device receives serial PCM from receivers, deserializes it, and forwards formatted telemetry to the OBC. Designers should budget the EDAC overhead on memory blocks and verify I/O bank assignments against the 1152-pin CGA pinout during Libero implementation.
Recommended
Sensor Signal-Chain Aggregation
Star trackers, reaction-wheel encoders, and attitude sensors produce parallel data streams that the RTAX2000SL-LG1152V can aggregate and preprocess before the onboard computer. Its Axcelerator-derived cluster architecture supports high-speed arithmetic for calibration math and filtering, and the 540-kbit embedded SRAM holds lookup tables and circular buffers. Total dose tolerance of 300 krad (Si) functional and parametric immunity to 200 krad suit long-duration missions. The SL variant lowers static power across many always-on sensor interfaces. Because antifuse I/O attributes are fixed at programming, lock sensor timing modes and voltage banks early; the wide CG1152 footprint ensures adequate ground columns for clean return paths across the sensor buses.
Recommended
Deep-Space Mission Electronics
Deep-space environments impose high total dose and heavy-ion flux; the RTAX2000SL-LG1152V addresses both with 300 krad (Si) functional total dose tolerance and SEU rates below 1E-10 errors per bit-day, per the RTAX-S/SL datasheet. The nonvolatile antifuse fabric cannot experience configuration-memory upsets, which matters on multi-year cruises where a configuration scrubber outage could otherwise disable the platform. The 2M-gate capacity implements instrument sequencing, fault management, and science-data funneling. Designers should complement device immunity with TMR and SET filtering at board level, since combinational transients remain possible. The ceramic CGA1152 package also withstands the thermal cycling of deep-space transit better than plastic encapsulation.
Recommended
Prototyping and Flight-Path Development
Microchip's recommended methodology for RTAX-S/SL designs uses a footprint-compatible adaptor board with an EDIF netlist and pinout converter, letting teams prototype logic on commercial ProASIC/AX devices before programming expensive flight antifuse parts. The RTAX2000S-1CG624PROTO entry in the family supports this flow directly. For the RTAX2000SL-LG1152V specifically, teams develop in Libero SoC, complete timing closure at the chosen speed grade, then port the verified netlist to the CG1152 flight device. This reduces risk inherent in one-time programmability: any functional change after programming scraps the unit. Budget the prototyping stage explicitly, since it materially lowers total program cost versus programming flight lots with unproven designs.
Recommended
Recommended Products Summary
Engineering reference data for RTAX2000SL-LG1152V — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | RTAX2000SL-1LG1152V | RTAX2000SL-CG1152V | RTAX2000SL-1CG1152V |
|---|---|---|---|---|
| Package | CGA1152 (LG1152) | CGA1152 - same | CGA1152 - same | CGA1152 - same |
| Brand | Microchip Technology (Actel) | Microchip Technology (Actel) | Microchip Technology (Actel) | Microchip Technology (Actel) |
| Equivalent System Gates | 2,000,000 | 2,000,000 | 2,000,000 | 2,000,000 |
| Logic Cells | 32,256 | 32,256 | 32,256 | 32,256 |
| Speed Grade | Standard | -1 (faster) | Standard | -1 (faster) |
| User I/Os | Up to 684 | Up to 684 | Up to 684 | Up to 684 |
| Total Dose Tolerance | 300 krad (Si) functional | 300 krad (Si) functional | 300 krad (Si) functional | 300 krad (Si) functional |
| Embedded SRAM | Up to 540 kbits with EDAC | Up to 540 kbits with EDAC | Up to 540 kbits with EDAC | Up to 540 kbits with EDAC |
Key Differentiators
- Identical die at standard speed grade cost position (vs RTAX2000SL-1LG1152V)
- Maximum I/O count within the 2M-gate family (vs RTAX2000SL-1LG624V)
- Antifuse live-at-power-up operation (vs SRAM-based space FPGAs)
Design Notes
RTAX2000SL antifuse devices are one-time programmable - any post-programming functional change scraps the flight unit. Follow Microchip's recommended flow from the RTAX-S/SL datasheet: prototype on a footprint-compatible adaptor board using an EDIF netlist and pinout converter, complete timing closure at the correct speed grade (-1 vs standard), then program flight devices only after full simulation and design review. Do not mix speed grades within a signal chain without re-verified timing analysis.
The CGA1152 package exposes up to 684 user I/Os organized in voltage banks. Assign sensor buses, memory interfaces, and command links to banks with matching I/O standards before layout, since antifuse attributes are fixed at programming. Use the Libero SoC pin report against the official 1152-pin CGA pinout, and provide one decoupling capacitor per power/ground column pair plus solid return planes; the large ceramic package column field demands careful via fanout to minimize simultaneous-switching noise on wide parallel buses.
The SL variant of the RTAX2000SL is the low-power member of the family, making it preferable for power-constrained spacecraft where the fabric runs continuously. Estimated: static power scales with core voltage and temperature, so derate for worst-hot junction conditions in vacuum where conduction-only cooling applies; verify actual core and I/O current against the datasheet power tables for your resource utilization rather than assuming datasheet maximums. Sequence core and I/O rails per the datasheet power-up specification - antifuse devices are live immediately at power application.
Compliance Information
Space-grade ceramic-package FPGA; AEC-Q100 automotive qualification is not applicable. RoHS/REACH status not stated in retrieved data - confirm via Microchip environmental documentation; ceramic CGA space parts may fall under high-reliability exemptions.
