RTAX4000SL-1CG1272V - 4M-Gate Rad-Tolerant FPGA | Microchip
MPN: RTAX4000SL-1CG1272V ✓ فعالRTAX4000SL-1CG1272V جائزہ
A radiation-tolerant FPGA is a field-programmable gate array qualified to survive the ionizing radiation environment of orbital and deep-space missions. Within the power-management-free programmable-logic hierarchy, it sits at the top tier of the RTAX family: FPGA -> radiation-tolerant FPGA -> space-grade configurable logic. Unlike commercial FPGAs, the RTAX-S/SL family combines SEU-hardened flip-flops with antifuse one-time-programmable interconnect, so configuration data cannot be corrupted by single-event upsets.
Key features include SEU-immune registers that eliminate the need for triple-module redundancy (TMR) on sequential logic, single-event upset rates below 10-10 errors/bit-day, live-at-power-up operation from the antifuse fabric, true single-chip form factor without external configuration devices, and embedded SRAM blocks with built-in FIFO control logic. The SL variant offers reduced power relative to the base RTAX-S, an important consideration for solar- and battery-powered spacecraft.
Architecturally, RTAX-S/SL derives from the Microsemi commercial Axcelerator family, using a CMOS process with 0.6V-threshold antifuse elements. The fabric combines cluster modules, segmentable clock resources, and chip-wide routing; system-level features such as embedded FIFOs and DDR-capable I/O banks support data-handling payloads, telemetry, and bus interfaces.
Typical applications include satellite avionics and payload data processing, spacecraft bus controllers, instrument control for scientific probes, and radiation-exposed downlink/telemetry baseband chains. The CGA-1272 ceramic package provides the mechanical robustness and hermeticity demanded by launch vibration and vacuum environments.
Design consideration: because the antifuse fabric is one-time programmable, the accepted flow is prototyping on footprint-compatible ProASIC3E-based adaptor boards (for example the Aldec RTAX prototyping platform), then migrating the netlist to the flight device.
This page synthesizes verified distributor data, drop-in package-compatible variants, and practical radiation-hardening design notes not found in the manufacturer datasheet.
کے لیے ڈراپ اِن متبادل RTAX4000SL-1CG1272V — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں RTAX4000SL-1CG1272V (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Configuration, Family, SEU Immunity, Logic Cells.
RTAX4000SL-1CG1272E
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →RTAX4000SL-CG1272E
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →RTAX4000SL-1LG1272V
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →RTAX4000SL-LG1272V
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →RTAX4000S-LG1272V
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →RTAX4000S-1LG1272PROTO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →RTAX4000SL-1CG1272V زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Equivalent System Gates | 4,000,000 gates |
| Logic Cells | 40,320 |
| Family | RTAX-S/SL Radiation-Tolerant FPGA |
| Core Supply Voltage (Nominal) | 1.5 V |
| Core Supply Voltage Range | 1.425 V to 1.575 V |
| Logic Technology | CMOS, antifuse (one-time programmable) |
| Package Type | CGA-1272 ceramic column grid array |
| پن کی تعداد | 1272 |
| آپریٹنگ درجہ حرارت | -55C to +125C |
| SEU Hardening | SEU-hardened registers, no external TMR required |
| SEU Rate | < 10-10 errors/bit-day |
| Configuration | Live at power-up, single-chip (no external config device) |
| Embedded Memory | Embedded SRAM with built-in FIFO control logic |
| Programmability Type | OTP (one-time programmable) |
| Speed Grade | -1 |
| Qualification Grade | V (space flight / radiation-tolerant) |
| ماؤنٹنگ ٹائپ | Surface Mount |
RTAX4000SL-1CG1272V cga-1272 ceramic column grid array پن کنفیگریشن گائیڈ
RTAX4000SL-1CG1272V (cga-1272 ceramic column grid array پیکیج) کے لیے پن کنفیگریشن۔ اس ڈیجیٹل IC میں GPIO، کمیونیکیشن انٹرفیس (UART، SPI، I2C) اور پاور پنز شامل ہیں۔ متبادل پن فنکشنز اور کنفیگریشن آپشنز کے لیے مینوفیکچرر کے ڈیٹا شیٹ سے رجوع کریں۔ ایمبیڈڈ سسٹم ڈیزائن اور PCB لے آؤٹ کے لیے ضروری۔
کے لیے تفصیلی پن آؤٹ ڈیٹا دستیاب نہیں RTAX4000SL-1CG1272V.
رجوع کریں ڈیٹا شیٹ مکمل پن کنفیگریشن کے لیے۔
عام استعمالات
RTAX4000SL-1CG1272V کے لیے موزوں ہے 6 ایپلیکیشنs: Satellite Payload Data Processing, Spacecraft Bus Control and Avionics, Scientific Instrument Control, Telemetry and Downlink Baseband, Launch Vehicle and Missile Electronics, Ground Test and Prototyping Systems.
Satellite Payload Data Processing
The RTAX4000SL-1CG1272V fits high-throughput payload data processing chains where 4,000,000 equivalent gates and 40,320 logic cells implement compression, formatting, and channelization pipelines. Its SEU-hardened registers achieve error rates below 10-10 errors/bit-day without external TMR, preserving logic capacity that SRAM FPGAs would consume on redundancy. The SL fabric reduces dynamic power, extending battery and solar budgets in orbit. Embedded SRAM with built-in FIFO control buffers data between high-rate sensors and downlink encoders. Because configuration is antifuse OTP and live at power-up, the payload needs no configuration PROM, removing an SEU-vulnerable external memory from the data path entirely in the 1.5V CMOS core.
تجویز کردہ
Spacecraft Bus Control and Avionics
Spacecraft bus controllers require deterministic logic that is alive the instant power is applied. The RTAX4000SL-1CG1272V's antifuse fabric is live at power-up, implementing command decoding, mode control, and power-switching state machines without boot time or configuration readback. The -55C to +125C operating range and hermetic CGA-1272 package withstand eclipse thermal cycling and launch vibration. SEU-hardened registers keep command-and-handling logic immune to upsets, critical for functions such as safe-mode entry that must never misfire. Designers typically pair the FPGA with rad-tolerant interface transceivers and implement MIL-STD-1553, SpaceWire, or CAN-style bus logic within the 1.5V core fabric.
تجویز کردہ
Scientific Instrument Control
Deep-space and Earth-observation instruments demand precise, low-noise sequencing of detectors, ADCs, and mechanisms. The RTAX4000SL-1CG1272V provides 4M gates for implementing high-resolution timing generators, co-addition engines, and detector-bias sequencing. The SL fabric's reduced dynamic power limits locally generated electrical noise on sensitive analog rails, and the SEU rate below 10-10 errors/bit-day protects long science integrations from corruption. Embedded SRAM FIFOs absorb detector output bursts before downlink. Hermetic ceramic CGA packaging suits instrument housings that are baked out and operated in vacuum, and the -1 speed grade supplies ample timing margin at the moderate clock rates typical of instrument control logic.
تجویز کردہ
Telemetry and Downlink Baseband
Downlink baseband chains implement encoding (for example convolutional or Reed-Solomon style pipelines), framing, and scrambling in programmable logic. The RTAX4000SL-1CG1272V's 40,320 logic cells accommodate encoder/decoder pipelines alongside FIFO management using embedded SRAM blocks. The high column count of CGA-1272 supplies enough user I/O for wide parallel interfaces to DACs, modulators, and memory. SEU-hardened registers protect frame counters and state machines whose corruption would desynchronize the ground link; antifuse configuration means no SEU-vulnerable configuration memory exists to refresh. The 1.5V CMOS core keeps baseband power within typical transmitter payload allocations.
تجویز کردہ
Launch Vehicle and Missile Electronics
Flight-control and telemetry electronics on launch vehicles face extreme vibration, wide thermal excursions, and short mission durations where SRAM FPGA configuration upset is unacceptable. The RTAX4000SL-1CG1272V's one-time-programmable antifuse fabric cannot lose its configuration, its registers are SEU-hardened, and the -55C to +125C ceramic-package rating covers boosted/ascent environments. The 4M gate capacity implements guidance-interface glue logic, redundant-voting circuits, and high-rate sensor aggregation on a single chip, satisfying single-chip form-factor requirements that reduce board count and mass. Design flows typically prototype on ProASIC3E adaptors before releasing the netlist to the flight device.
تجویز کردہ
Ground Test and Prototyping Systems
Because antifuse RTAX devices are one-time programmable, every flight program needs a reprogrammable prototyping path. Microchip and Aldec offer an RTAX prototyping solution that places a flash-based ProASIC3E FPGA on a footprint-compatible adaptor board; the design is debugged in-system, then converted via EDIF netlist and pinout converter for the RTAX device. Engineering-flow parts such as RTAX4000SL-1CG1272E populate early test benches with the same die and package as the flight article, validating timing, I/O, and thermal behavior. This two-stage flow prevents consuming scarce flight units (V flow) during RTL iterations and de-risks the one-time programming step.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا RTAX4000SL-1CG1272V — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | RTAX4000SL-1CG1272E | RTAX4000SL-1LG1272V | RTAX4000S-LG1272V | RTAX4000S-1LG1272PROTO |
|---|---|---|---|---|---|
| Brand | Microchip Technology (Actel/Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | CGA-1272 ceramic | CGA-1272 - same | LGA-1272 (land grid vs column grid) | LGA-1272 | LGA-1272 |
| Equivalent System Gates | 4,000,000 | 4,000,000 | 4,000,000 | 4,000,000 | 4,000,000 |
| Logic Cells | 40,320 | 40,320 | 40,320 | 40,320 | 40,320 |
| Core Supply Voltage | 1.5 V (1.425-1.575 V) | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
| Speed Grade | -1 | -1 | -1 | standard | -1 |
| Power Variant | SL (low power) | SL (low power) | SL (low power) | S (higher dynamic power) | S (higher dynamic power) |
| Qualification Flow | V (space flight) | E (engineering) | V (space flight) | V (space flight) | PROTO (prototyping) |
| Operating Temperature | -55C to +125C | -55C to +125C | -55C to +125C | -55C to +125C | -55C to +125C |
اہم امتیازی خصوصیات
- Low-power SL fabric in the largest RTAX density (بمقابلہRTAX4000S-LG1272V)
- Flight-screened V flow on the CGA column package (بمقابلہRTAX4000SL-1CG1272E)
- Column-grid mechanical attach for launch environments (بمقابلہRTAX4000SL-1LG1272V)
- Trade-off: OTP fabric requires external prototyping path (بمقابلہA3PE3000-1FGG896)
ڈیزائن نوٹس
RTAX-S/SL antifuse devices are one-time programmable: a design change after programming requires a new device. Follow Microchip's recommended flow of prototyping on a footprint-compatible ProASIC3E-based adaptor board (e.g., Aldec RTAX prototyping platform), verifying the design in-system, then converting the EDIF netlist and pinout for the flight device. Do not use flight (V-flow) units for RTL debugging; use engineering-flow parts such as RTAX4000SL-1CG1272E instead.
Provide a tightly regulated 1.5V core supply within the 1.425V to 1.575V window, with local bulk and high-frequency decoupling at each CGA-1272 power position. The SL fabric reduces dynamic power versus the RTAX4000S, but dynamic current still scales with clock activity; run Microchip's Libero SmartPower estimates early to size the spacecraft DC-DC converters. Never tolerate brownouts near the window, as undervoltage during operation may violate timing on the -1 speed grade.
The CGA-1272 ceramic column grid array requires controlled reflow/solder-column attach processes and accurate land-pattern design per Microchip's package application notes. Plan substrate warpage allowances for the large 1272-position ceramic body, and verify column coplanarity on receipt. If your assembly house cannot process CGA columns, the pin-mapped LGA-1272 variants (RTAX4000SL-1LG1272V) attach via standard land-grid solder processes with the same die and netlist.
تعمیل کی معلومات
Space-grade (V flow) hermetic ceramic device; AEC-Q100 automotive qualification not applicable. RoHS/REACH/lead-free declarations not stated in verified data - confirm with Microchip for this ceramic package.
