RTAX4000SL-CG1272B - 4M-Gate Rad-Tolerant FPGA CCGA1272 | Microchip
부품 번호: RTAX4000SL-CG1272B ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
RTAX4000SL-CG1272B 개요
A radiation-tolerant FPGA is a programmable logic device qualified for space-flight environments, where high-energy particle strikes can cause single-event effects (SEE) and total ionizing dose (TID) degradation. The RTAX-SL family sits within Microchip's space portfolio as the successor to the RTAX-S family, offering higher performance and lower power while retaining the one-time-programmable (OTP) antifuse architecture that makes these devices live-at-power-up and inherently resistant to configuration upsets.
Key features of the RTAX4000SL-CG1272B include true single-chip operation (no external configuration PROM required), live-at-power-up behavior that eliminates configuration-time vulnerability, low static power consumption from the antifuse fabric, and the large 40320-cell logic capacity suited to complex on-board data processing. The CCGA ceramic package with solder columns provides the mechanical robustness and thermal reliability required for launch vibration and space thermal cycling.
Technically, the RTAX-SL fabric is built from VersaTile logic elements on a 0.15 um CMOS process. The SL variant improves speed and lowers power versus the original RTAX-S generation. Because the fabric is OTP, configuration data cannot be corrupted by radiation-induced upsets, a fundamental reliability advantage over SRAM-based FPGAs in orbit. Designers implement designs using Libero SoC and prototype on footprint-compatible ProASIC3/axcelerator-based flow as described in Microchip's prototyping application note.
Typical applications include satellite payload data processing, spacecraft bus controllers, telemetry and telecommand interfaces, sensor front-end signal processing, and reconfigurable computing modules on Earth-observation and science missions.
A key design consideration is lead time: space-grade RTAX devices are built to order with long manufacturing cycles, so early order placement and a prototyping migration strategy (adaptor board plus EDIF netlist conversion) are strongly recommended.
This page synthesizes verified distributor data, drop-in same-package alternatives, pricing tiers, and engineering design guidance not found in a single manufacturer datasheet, giving buyers and space-systems engineers a one-stop reference for the RTAX4000SL-CG1272B.
드롭인 대체품: RTAX4000SL-CG1272B — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: RTAX4000SL-CG1272B (동일 폼 팩터 및 풋프린트) — 차이점: Package, Configuration, Family, Radiation Tolerance, Speed Grade.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
RTAX4000SL-1CG1272B
✅ 드롭인✓ 재고 있음
$6980 / 개
데이터시트 보기 →RTAX4000SL-CGS1272B
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
RTAX4000SL-1CGS1272B
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
RTAX4000S-CG1272B
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
RTAX4000SL-LG1272V
✅ 드롭인✓ 재고 있음
가격 문의
데이터시트 보기 →RTAX4000SL-CG1272B 최대 정격 & 전기적 특성
| Family | RTAX-SL |
| Equivalent System Gates | 4,000,000 |
| Logic Cells (CLBs) | 40320 |
| Process Technology | 0.15 um |
| Core Supply Voltage | 1.5 V |
| 패키지 | 1272-pin CCGA (Ceramic Column Grid Array) |
| Programming Type | One-Time Programmable (antifuse) |
| Radiation Tolerance | Radiation-tolerant (space-flight qualified family) |
| Configuration | Single-chip, live-at-power-up |
| 실장 유형 | Surface Mount |
| Speed Grade | Standard (non -1 grade) |
RTAX4000SL-CG1272B 1272-pin ccga (ceramic column grid array) 핀 구성 가이드
RTAX4000SL-CG1272B(1272-pin ccga (ceramic column grid array) 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.
다음에 대한 상세 핀아웃 데이터 없음: RTAX4000SL-CG1272B.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
RTAX4000SL-CG1272B 적합 용도: 6 애플리케이션s: Satellite Payload Data Processing, Spacecraft Bus Control and Telemetry, Instrument Front-End Signal Processing, Launch Vehicle Avionics, Reconfigurable Computing Modules for Space, Deep Space and Science Mission Logic.
Satellite Payload Data Processing
The RTAX4000SL-CG1272B is a natural fit for payload data-processing chains on Earth-observation and science satellites. Its 4,000,000 equivalent gates and 40320 logic cells provide headroom for framing, lossless compression, CRC/LDPC error correction, and payload-controller logic in a single device, eliminating the multi-chip glue logic that adds mass and failure modes. Because the antifuse fabric is one-time-programmable, its configuration cannot be corrupted by single-event upsets, so no scrubber or external configuration PROM is needed - a direct mass and reliability saving on the payload board. At a 1.5V core on 0.15 um process, static power is low, preserving payload power budget. The 1272-pin CCGA gives generous I/O for high-width data buses between ADCs, mass memory, and downlink modems. Designers should budget timing closure in Libero SoC and order flight die early given long lead times.
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Spacecraft Bus Control and Telemetry
Spacecraft on-board computers, telemetry/telecommand (TM/TC) interfaces, and platform controllers benefit from the RTAX4000SL-CG1272B's live-at-power-up behavior: the FPGA is functional within microseconds of power application, with no configuration latency window during which the spacecraft would be unresponsive. This is a decisive advantage over SRAM FPGAs for critical bus functions such as power-switch sequencing, watchdog logic, and CCSDS TM/TC frame handling. The 4M-gate fabric accommodates MIL-STD-1553 or SpaceWire bridge cores alongside the platform controller, and the 1272-pin CCGA exposes enough I/O for redundant bus interfaces. Its radiation-tolerant antifuse architecture means the configuration path has no SEU exposure, simplifying the FDIR argument for the bus controller. Designers typically pair it with space-grade voltage supervisors and rad-tolerant memories; timing analysis in Libero SoC at the selected speed grade closes well below 100 MHz for bus-rate logic.
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Instrument Front-End Signal Processing
Science instruments - spectrometers, star trackers, radiation monitors, and imaging chains - need deterministic, low-latency pre-processing close to the sensor. The RTAX4000SL-CG1272B's 40320 logic cells implement correlators, FIR filters, decimation chains, and sensor-timing generators with predictable timing because the antifuse fabric has no configuration-dependent routing variability. The large 1272-pin CCGA supports wide parallel sensor interfaces, minimizing serialization latency and simplifying EMI design versus high-speed serial links. Low static power from the 1.5V core helps cryogenic and battery-limited instrument platforms. Because the device is immune to configuration upsets, instrument logic that must run unattended for years in orbit does not require a scrubbing subsystem. System architects should characterize SEU behavior of user flip-flops per Microchip radiation reports and apply TMR selectively on state machines, keeping the mitigation overhead within the 4M-gate budget.
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Launch Vehicle Avionics
Launch vehicle flight computers, stage-separation sequencers, and telemetry encoders demand logic that is operational at power-up and immune to the vibration and radiation environment of ascent. The ceramic column grid array package of the RTAX4000SL-CG1272B is specifically engineered for the mechanical stress of launch: solder columns accommodate CTE mismatch between the ceramic package and organic PCB through thermal cycling and shock. Its antifuse configuration cannot be disturbed by heavy-ion events during high-altitude flight segments. With 4M gates, a single device can host the sequencer, redundant-voting logic, and encoder functions that would otherwise span multiple devices, reducing board count. Avionics designers value the deterministic timing and single-chip form factor for certification; they should fix the speed grade early (standard or -1) and run Libero timing analysis against worst-case temperature corners specified in the RTAX-S/SL datasheet.
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Reconfigurable Computing Modules for Space
On-board computing modules that host algorithm acceleration - image processing, encryption, or AI inference kernels - use the RTAX4000SL-CG1272B where mission lifetime and radiation hardness outweigh the flexibility of SRAM FPGAs. While the fabric itself is one-time-programmable, parameterization and mode registers implemented in logic allow in-flight reconfiguration of algorithm behavior without reprogramming the device, a common space-systems pattern. The 4M-gate capacity hosts multiple accelerator engines plus memory controllers for external rad-tolerant SRAM/SDRAM. The 1272-pin CCGA supports wide memory buses and multiple redundant SpaceWire/1553 links. Compared to SRAM alternatives, the design trades in-orbit full-fabric reconfiguration for structural SEU immunity at the configuration level - usually the right trade for multi-year missions. Estimated: with a 1.5V core and moderate clock rates near 50-100 MHz, dynamic power scales linearly with utilization, so budget gate usage against the module's power allocation.
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Deep Space and Science Mission Logic
Deep-space missions encounter harsher TID and heavy-ion environments than low-Earth-orbit missions, making configuration-immune logic especially valuable. The RTAX4000SL-CG1272B's antifuse fabric cannot experience configuration upsets regardless of particle flux, so missions to Jupiter or beyond avoid the scrubbing-bandwidth and EDAC-overhead penalties that SRAM FPGA designs accumulate. The 4M-gate capacity supports autonomous fault-management logic, science data packetization, and instrument control suitable for long cruise phases with minimal supervision. The hermetic CCGA package suits the thermal cycling of deep-space payloads. Mission teams should obtain the family radiation report from Microchip for TID and SEE figures applicable to their orbit, and apply SEU-tolerant coding to user registers per the datasheet guidance. Long procurement lead times for flight die make early ordering essential; the RTAX prototyping methodology (footprint-compatible adaptor board plus EDIF netlist conversion) allows firmware development in parallel with silicon procurement.
추천
추천 제품 요약
엔지니어링 참조 데이터: RTAX4000SL-CG1272B — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | RTAX4000SL-1CG1272B | RTAX4000SL-CGS1272B | RTAX4000S-CG1272B |
|---|---|---|---|---|
| Brand | Microchip Technology (Actel/Microsemi) | Microchip Technology | Microchip Technology | Microchip Technology (Actel) |
| Package | 1272-pin CCGA | 1272-pin CCGA - same | 1272-pin CCGA (S-lid variant) - same footprint | 1272-pin CCGA - same |
| Equivalent Gates | 4,000,000 | 4,000,000 | 4,000,000 | 4,000,000 |
| Logic Cells | 40320 | 40320 | 40320 | 40320 |
| Family Generation | RTAX-SL | RTAX-SL | RTAX-SL | RTAX-S (previous generation) |
| Speed Grade | Standard | -1 (faster) | Standard | Standard (SL fabric is faster than S) |
| Core Voltage | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
| Configuration Immunity | OTP antifuse, immune to configuration upsets | OTP antifuse - same | OTP antifuse - same | OTP antifuse - same |
| Relative Power | Low (SL generation) | Low (SL generation) | Low (SL generation) | Higher (older S generation) |
주요 차별점
- Improved SL generation fabric (vs RTAX4000S-CG1272B)
- Faster timing margin available in same footprint (vs RTAX4000SL-1CG1272B)
- Structural configuration upset immunity (vs RTAX4000SL-CGS1272B and all SRAM FPGAs)
설계 노트
Fix the speed grade decision (standard vs -1) before PCB layout is frozen. The RTAX4000SL-CG1272B standard grade and the RTAX4000SL-1CG1272B share the identical 1272-pin CCGA footprint, but timing closure at your target clock frequency may require the -1 grade. Run Libero SoC timing analysis on the full design against worst-case temperature corners from the RTAX-S/SL datasheet before committing to the purchase order, because space-grade silicon lead times make late upgrades costly.
The RTAX-SL fabric operates from a 1.5V core; provide clean core and I/O rails with the decoupling network recommended in the RTAX-S/SL datasheet power section. Static power is low due to the antifuse architecture, but dynamic power scales with clock frequency and toggling rate - high-utilization designs above roughly 50 MHz should use Microchip's SmartPower analyzer in Libero SoC to estimate rail currents and size the point-of-load converters with margin for worst-case vector sequences.
The 1272-pin CCGA uses solder columns specifically to accommodate CTE mismatch between the ceramic package and the organic PCB. Follow Microchip's CCGA assembly and land-pattern application notes: use the column land pattern without via-in-pad where possible, control board warpage during reflow, and define an inspection strategy (X-ray or vision) for the full column array. Avoid reworking individual columns; replacement typically requires a profile-controlled full reflow.
With 1272 pins available, group high-speed buses on contiguous banks and reference them to solid ground planes directly beneath. Because the device is intended for radiation environments, use series termination on long single-ended nets and follow the I/O bank current limits in the datasheet. For SpaceWire or other serial links, implement the PHY externally or use supported cores and verify jitter against the LVDS/CMOS I/O AC specifications in the RTAX-S/SL datasheet.
규정 준수 정보
Space-grade hermetic ceramic CCGA package; AEC-Q100 is an automotive standard and not applicable. RoHS/REACH status for space-grade ceramic packaging not stated in provided data - obtain from Microchip flight-qualification documentation.
