RTAX4000SL-1CG1272B - 4M Gate Rad-Tolerant FPGA CCGA-1272 | Microchip
Référence : RTAX4000SL-1CG1272B ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $8950 | $8 950,00 |
| 10 | $8500 | $85 000,00 |
| 100 | $7950 | $795 000,00 |
| 500 | $7450 | $3 725 000,00 |
| 1 000 | $6980 | $6 980 000,00 |
RTAX4000SL-1CG1272B Présentation
A radiation-tolerant FPGA is a programmable logic device engineered to survive the harsh radiation environment of space: total ionizing dose (TID), single-event latchup (SEL), and single-event upset (SEU) conditions that would disable a standard commercial FPGA. Within the power-management hierarchy of spacecraft avionics, the RTAX-SL family sits alongside rad-hard ASICs as the programmable logic of choice for space-flight payloads, orbiters, and scientific instruments.
Key features include the 4M-gate / 40320-cell fabric of the RTAX4000SL die, live-at-power-up operation enabled by non-volatile antifuse programming, true single-chip form factor with no external boot configuration device, and low static power consumption. The SL variant is a low-cost, fixed-fabric version of the RTAX-S family, targeting high-volume space programs where unit cost and schedule matter.
Technically, the device uses Actel 0.15 um 7-layer metal antifuse process technology. Unlike SRAM FPGAs, the antifuse fabric is one-time programmable and inherently immune to configuration SEU upsets, so only flip-flop SEU mitigation (such as triple modular redundancy in the user design) is required. The CCGA-1272 ceramic package with solder columns accommodates the large I/O count and thermal cycling of launch environments.
Typical applications include spacecraft on-board data handling, payload processing, sensor and instrument interface control, and bus avionics for LEO, GEO, and deep-space missions.
Design consideration: one-time programmability means the bitstream cannot be re-flown; rigorous place-and-route signoff and SEU-hardened design methodology (TMR, EDAC) are mandatory before committing to flight units.
This page synthesizes verified distributor listings, family cross-references, and practical space-design notes not found in the manufacturer datasheet.
Alternatives de remplacement direct pour RTAX4000SL-1CG1272B — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec RTAX4000SL-1CG1272B (même facteur de forme et même empreinte) — différant par Configuration, Package, Family, Core Supply Voltage, Process Technology.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
RTAX4000SL-1LG1272B
✅ Remplacement direct✓ En stock
$9200 / unité
Voir la fiche technique →RTAX4000SL-CG1272V
✅ Remplacement direct✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →RTAX4000SL-LG1272B
✅ Remplacement direct✓ En stock
$9600 / unité
Voir la fiche technique →RTAX4000SL-1CG1272BX323
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
RTAX4000SL-1CG1272B Valeurs maximales et caractéristiques électriques
| Family | RTAX-SL Radiation-Tolerant FPGA |
| Equivalent Gates | 4,000,000 |
| Logic Cells (CLBs) | 40320 |
| Process Technology | 0.15 um antifuse |
| Core Supply Voltage | 1.5 V |
| Boîtier | 1272-Pin CCGA (CBGA1272) |
| Type de montage | Surface Mount |
| Programming Type | One-Time Programmable (antifuse) |
| Configuration | Live at power-up, single chip |
| Radiation Tolerance | Radiation-tolerant (space-flight grade) |
| Speed Grade | -1 (standard) |
Guide de configuration des broches du RTAX4000SL-1CG1272B 1272-pin ccga (cbga1272)
Configuration des broches du RTAX4000SL-1CG1272B (boîtier 1272-pin ccga (cbga1272)). Ce circuit intégré numérique comprend des GPIO, des interfaces de communication (UART, SPI, I2C) et des broches d'alimentation. Consultez la fiche technique du fabricant pour les fonctions alternatives des broches et les options de configuration. Indispensable pour la conception de systèmes embarqués et la conception de circuits imprimés.
Aucune donnée de brochage détaillée disponible pour RTAX4000SL-1CG1272B.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
RTAX4000SL-1CG1272B convient pour 6 applications: Spacecraft On-Board Data Handling, Payload Data Processing, Satellite Bus Avionics, Scientific Instrument Interface Control, Launch Vehicle and Deep-Space Electronics, Secure Military and Aerospace Logic.
Spacecraft On-Board Data Handling
The RTAX4000SL-1CG1272B fits spacecraft on-board data handling (OBDH) because its 40320 logic cells implement telemetry formatting, telecommand decoding, and bus protocol bridges while its antifuse fabric is inherently immune to configuration SEU in orbit. Live-at-power-up operation means the FPGA is functional the moment 1.5 V core power is applied, with no external configuration PROM to fail at launch. Deployed in the 1272-pin CCGA, the device offers enough I/O to interface MIL-STD-1553, SpaceWire, and CAN subsystems concurrently. The trade-off is one-time programmability: the netlist must be fully verified before flight, and functional changes in orbit are impossible - so OBDH designs typically freeze the RTL early and apply TMR to control registers.
Recommandé
Payload Data Processing
For imaging, scientific, and communications payloads, the RTAX4000SL-1CG1272B provides 4M equivalent gates of glueless processing logic between sensors, DSP chains, and downlink formatters. The 0.15 um antifuse process exhibits low static power, which directly reduces spacecraft power budget consumption compared with SRAM FPGAs whose configuration draws continuous standby current. The 1272-ball CCGA exposes the full I/O ring needed for multi-channel high-rate sensor capture. Performance consideration: payload engineers should pipeline wide datapaths to meet timing at the -1 speed grade, and because the device is one-time programmable, prototype timing closure on the RTAX4000SL-CG1272EV evaluation flow before committing flight units.
Recommandé
Satellite Bus Avionics
Platform avionics - attitude control interfaces, power distribution monitoring, and housekeeping - benefit from the RTAX4000SL-1CG1272B's true single-chip form factor: no boot device, no configuration readback, and no configuration upsets to guard against. The radiation-tolerant RTAX-SL fabric supports latchup-immune operation during solar particle events, and the 1.5 V core keeps dynamic power low for continuous-duty bus electronics. The CCGA-1272 column array survives launch vibration and repeated thermal cycling better than fine-pitch BGA. Design teams typically reserve part of the 40320 cells for EDAC wrappers around external memories and TMR around voting logic, since only flip-flop SEU mitigation is required.
Recommandé
Scientific Instrument Interface Control
Instruments such as spectrometers, star trackers, and particle detectors require deterministic, radiation-tolerant sequencing and high-channel-count acquisition, which the RTAX4000SL-1CG1272B delivers with 4M gates and the broad I/O ring of the 1272-pin CCGA. The antifuse configuration cannot corrupt under TID, so instrument start-up sequencing is guaranteed at power application - critical for instruments that must begin observing immediately after deployment. The -1 speed grade suits moderate-clock acquisition logic (tens of MHz) rather than GHz-class processing. Interface designers should budget I/O standards carefully, as the fixed fabric means any pinout change requires a new programmation; the Microchip prototyping adaptor flow de-risks pinout decisions before flight-lot programming.
Recommandé
Launch Vehicle and Deep-Space Electronics
Launch vehicles and deep-space probes face extreme vibration and radiation, and the RTAX4000SL-1CG1272B addresses both: the CCGA ceramic package with solder columns mechanically isolates the die from board flex, while the radiation-tolerant antifuse fabric tolerates TID and SEU environments of trans-planetary missions. With 40320 cells available, guidance, navigation, and flight-critical state machines can be consolidated into one live-at-power-up device, eliminating configuration-storage failure modes. Low static power matters for cruise-phase missions operating on constrained solar or RTG power. The one-time-programmable nature demands gold-level verification; deep-space programs typically fly RTAX4000SL-CG1272EV prototypes in an extensive hardware-in-the-loop campaign before flight-part programming.
Recommandé
Secure Military and Aerospace Logic
Beyond orbit, the RTAX4000SL-1CG1272B serves high-assurance aerospace systems where the one-time-programmable antifuse fabric doubles as a tamper-resistance feature: the bitstream is never stored externally and cannot be read back, so configuration IP is physically embedded in the device. The 4M-gate capacity hosts crypto co-processing wrappers, redundant flight-control voting logic, and sensor fusion. The 1272-pin CCGA suits rack-level avionics with high I/O fan-out. Note that commercial FPGAs such as Microchip PolarFire or Xilinx devices offer reprogrammability and lower power, but lack the space-grade radiation data package; conversely, RTAX-SL lacks flash reconfigurability - choose based on whether radiation tolerance or field updates dominate your requirement.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour RTAX4000SL-1CG1272B — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | RTAX4000SL-1LG1272B | RTAX4000SL-CG1272V | RTAX4000SL-LG1272B | RTAX4000SL-CG1272EV |
|---|---|---|---|---|---|
| Package | CCGA-1272 (1272-pin) | CCGA-1272 - same | CCGA-1272 - same | CCGA-1272 - same | CCGA-1272 (evaluation) |
| Brand | Microchip Technology (Actel/Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Equivalent Gates | 4,000,000 | 4,000,000 | 4,000,000 | 4,000,000 | 4,000,000 |
| Logic Cells | 40320 | 40320 | 40320 | 40320 | 40320 |
| Core Voltage | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
| Process Technology | 0.15 um antifuse | 0.15 um antifuse | 0.15 um antifuse | 0.15 um antifuse | 0.15 um antifuse |
| Speed Grade / Suffix | -1, B suffix | -1, B suffix (LG finish) | V suffix speed grade | B suffix (LG finish) | EV evaluation variant |
| Programming | One-time programmable antifuse, live at power-up | Same | Same | Same | Same |
Principaux différenciateurs
- SEU-immune antifuse configuration with live-at-power-up operation (vs RTAX4000SL-CG1272V)
- Alternate column finish availability at identical footprint (vs RTAX4000SL-1LG1272B)
- Largest I/O count within the RTAX4000SL package options (vs RTAX4000SL-CQ352E)
Notes de conception
RTAX4000SL devices are one-time programmable. Once programmed, a flight part cannot be erased or re-flown, so any pinout, RTL, or timing change requires a new device. Microchip's documented mitigation is the footprint-compatible adaptor board prototyping flow with an EDIF netlist and pinout converter (referenced in the RTAX-S/SL datasheet): develop on the RTAX4000SL-CG1272EV evaluation hardware, freeze the pinout and netlist, then program flight units. Never program flight parts with pre-freeze bitstreams.
Although the antifuse configuration fabric is SEU-immune, user flip-flops are not. Apply triple modular redundancy (TMR) to control and state registers, and EDAC or scrubbing to external memories, using Microchip RTAX-S design-flip-flop libraries and SEU mitigation guidance. Budget the 40320-cell fabric accordingly - TMR typically triples the cell count of protected registers, so verify utilization and timing closure at the -1 speed grade before committing the flight lot.
The 1272-pin CCGA uses solder columns rather than solder balls, which mechanically decouple the ceramic substrate from PCB thermal-expansion mismatch - a key advantage over fine-pitch BGA in launch thermal cycling. Design the PCB land pattern per the CCGA column layout with adequate via-in-pad relief, and avoid rigid conformal potting over the column array. Follow ceramic-package assembly guidance for column-array reflow profiles; hand rework of 1272 columns is impractical, so inspect before final assembly.
Informations de conformité
Compliance data not stated in verified web data. Space-grade ceramic CCGA packages are often subject to RoHS lead exemptions; confirm with Microchip before procurement.
