ATSAMA5D41B-CU - ARM Cortex-A5 600MHz MPU, 289-LFBGA | Microchip
Référence : ATSAMA5D41B-CU ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $18.5 | $18,50 |
| 10 | $16.75 | $167,50 |
| 100 | $14.2 | $1 420,00 |
| 500 | $12.4 | $6 200,00 |
| 1 000 | $10.95 | $10 950,00 |
ATSAMA5D41B-CU Présentation
A microprocessor (MPU) is the central processing unit of an embedded computer system; in the IC taxonomy, an MPU sits above microcontrollers (MCUs) in integration level and below application processors. Unlike an MCU, which typically includes on-chip flash and a rich peripheral set for bare-metal tasks, an MPU like the ATSAMA5D41B-CU relies on external DDR/LPDDR memory and runs a full operating system such as Linux or RTOS. The SAMA5D4 family further belongs to the broader category of Cortex-A class application processors, designed for graphics-rich human-machine interfaces (HMI), industrial control, and connected IoT gateways where deterministic performance and rich connectivity outweigh the cost advantages of bare-metal MCUs.
Key differentiating features include a hardware video decoder supporting up to 720p H.264, a 2D graphics accelerator for LCD and TFT panels, an LCD controller with touchscreen support, and a peripheral set covering Gigabit Ethernet, USB 2.0 with PHY, CAN-FD, multiple UART/SPI/I2C, and secure boot via on-chip 128 KB ROM. Operating voltages are 1.2 V for the core, 1.8 V for DDR2/LPDDR, and 3.3 V for I/O, with an industrial -40 °C to +85 °C junction range.
The architecture pairs the Cortex-A5 core with an ARM NEON SIMD co-processor and dedicated multimedia engines for video decode and 2D acceleration, enabling smooth UI rendering at WVGA resolutions. Memory controllers support DDR2/LPDDR/LPDDR2 with ECC options, and the device exposes SD/eMMC, NAND, and QSPI flash interfaces for flexible boot and storage architectures.
Typical applications include industrial HMI panels, smart home gateways, building automation controllers, medical patient monitors, point-of-sale terminals, and ruggedized IoT edge nodes. It also fits portable data-logging terminals, automotive aftermarket infotainment, and any Linux-driven product that requires sub-1 W CPU power.
When designing with this MPU, allocate generous PCB area for DDR2/LPDDR2 routing (length-matched, controlled-impedance traces), a multi-rail PMIC for the 1.2 V/1.8 V/3.3 V domains, and proper decoupling. Use Microchip's BSP and yocto/OpenWrt build environments to accelerate Linux bring-up.
This page synthesizes distributor pricing, drop-in alternatives, and practical PCB/PMIC design notes not found in the manufacturer datasheet alone.
Alternatives de remplacement direct pour ATSAMA5D41B-CU — 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 ATSAMA5D41B-CU (même facteur de forme et même empreinte) — différant par Package, Ethernet, USB, Core Architecture, Operating Temperature.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
ATSAMA5D42B-CU
✅ Remplacement direct✓ En stock
$10.4 / unité
Voir la fiche technique →ATSAMA5D41A-CU
✅ Remplacement direct✓ En stock
$14.3 / unité
Voir la fiche technique →ATSAMA5D41B-CUR
✅ Remplacement direct✓ En stock
$8.95 / unité
Voir la fiche technique →ATSAMA5D31A-CU
✅ Remplacement direct✓ En stock
$5.65 / unité
Voir la fiche technique →ATSAMA5D36A-CU
✅ Remplacement direct✓ En stock
$46.1 / unité
Voir la fiche technique →ATSAMA5D27C-CUR
✅ Remplacement direct✓ En stock
$12.9 / unité
Voir la fiche technique →ATSAMA5D41B-CU Valeurs maximales et caractéristiques électriques
| Core Processor | ARM Cortex-A5 |
| Number of Cores | 1 Core, 32-Bit |
| Maximum CPU Clock | 600 MHz |
| Co-Processors / DSP | Multimedia; NEON SIMD |
| L2 Cache | 128 KB |
| Floating Point Unit | Yes (hardware FPU) |
| Graphics Acceleration | Yes (2D accelerator) |
| Video Decoder | Hardware H.264 720p |
| RAM Controllers | LPDDR, LPDDR2, DDR2 |
| On-chip ROM | 128 KB (secure boot) |
| Core Supply Voltage | 1.2 V (range 1.1 V to 1.32 V) |
| I/O Supply Voltage | 3.3 V |
| DDR Supply Voltage | 1.8 V |
| Température de fonctionnement | -40 °C to +85 °C |
| Boîtier | 289-LFBGA (14x14 mm, 0.8 mm pitch) |
| Type de montage | Surface Mount (BGA) |
| Niveau MSL | 3 (168 hours) |
| Statut RoHS | Compliant |
| Ethernet | 10/100/1000 Mbps (GMII/RGMII) |
| USB | USB 2.0 High-Speed Host + Device (with PHY) |
| CAN | CAN-FD |
| Display Interface | LCD controller with touchscreen |
Guide de configuration des broches du ATSAMA5D41B-CU 289-lfbga (14x14 mm, 0.8 mm pitch)
Configuration des broches du ATSAMA5D41B-CU (boîtier 289-lfbga (14x14 mm, 0.8 mm pitch)). 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 ATSAMA5D41B-CU.
Consultez la fiche technique pour la configuration complète des broches.
Applications typiques
ATSAMA5D41B-CU convient pour 7 applications: Industrial HMI Control Panels, Smart Home and Building Automation Gateways, Medical Patient Monitoring Terminals, Point-of-Sale (POS) Terminals, Ruggedized IoT Edge Nodes, Automotive Aftermarket Infotainment, Portable Data-Logging Terminals.
Industrial HMI Control Panels
The ATSAMA5D41B-CU's 2D graphics accelerator and LCD controller with touchscreen support make it ideal for industrial HMI panels driving WVGA TFT displays. Its 600 MHz ARM Cortex-A5 core runs Linux/Qt or Crank Storyboard GUI stacks smoothly, while the 128 KB L2 cache keeps UI redraw latency under 16 ms. The hardware H.264 720p decoder enables embedded operator-instruction videos without burdening the CPU. Engineers can pair the part with a Microchip maXTouch touchscreen controller over I2C for a complete industrial HMI reference design.
Recommandé
Smart Home and Building Automation Gateways
The ATSAMA5D41B-CU's Gigabit Ethernet, USB 2.0, and CAN-FD peripherals make it well suited for smart-home and building-automation gateways that bridge KNX, Zigbee, or LoRa sub-networks to IP backhaul. Its Linux BSP supports mainstream home-automation frameworks (Home Assistant, OpenHAB) out of the box. The DDR2 controller allows ample headroom for running multiple containerized services, while industrial-grade -40 to +85 °C operation tolerates unheated utility closets and outdoor enclosures.
Recommandé
Medical Patient Monitoring Terminals
The ATSAMA5D41B-CU provides the deterministic 32-bit compute and rich peripherals required for bedside patient monitors and ambulatory infusion pumps. Its hardware floating-point unit accelerates ECG and pulse-oximetry DSP algorithms, while the LCD controller drives 800x480 patient displays directly. The CAN-FD interface connects to ventilator and infusion-pump networks, and the industrial temperature range ensures reliable operation in clinical environments. Microchip's IEC 60730 software libraries simplify IEC 60601-1 compliant medical-device certification.
Recommandé
Point-of-Sale (POS) Terminals
For POS terminals, the ATSAMA5D41B-CU's combination of hardware H.264 video, LCD touch, USB host for printers and barcode scanners, and Gigabit Ethernet for payment-network connectivity delivers a complete single-chip platform. The 600 MHz Cortex-A5 with NEON SIMD accelerates encryption (TLS, EMV chip-card) for sub-200 ms transaction latency. Power consumption under 1 W at full load enables fanless slim-line POS chassis designs common in retail and hospitality.
Recommandé
Ruggedized IoT Edge Nodes
The ATSAMA5D41B-CU's industrial -40 to +85 °C temperature range, low power consumption under deep sleep, and Linux-capable Cortex-A5 core make it a strong choice for outdoor IoT edge gateways. Its DDR2/LPDDR2 controller supports battery-backed operation during brown-outs, while CAN-FD and dual Ethernet enable protocol bridging in solar-powered SCADA and remote asset-monitoring installations. Microchip's long-term silicon longevity program (15+ years) protects industrial IoT deployments from obsolescence risk.
Recommandé
Automotive Aftermarket Infotainment
The ATSAMA5D41B-CU supports automotive aftermarket head units and rear-seat entertainment systems where hardware H.264 720p decode and dual-display LCD interfaces are required. Its CAN-FD peripheral connects to vehicle networks for HVAC and audio integration, while USB 2.0 with PHY supports smartphone CarPlay/Android Auto bridging dongles. Although not AEC-Q100 qualified, the industrial temperature range is sufficient for cabin-mounted aftermarket products that bypass OEM qualification requirements.
Recommandé
Portable Data-Logging Terminals
The ATSAMA5D41B-CU delivers full Linux compute performance for portable field data-logging and inspection terminals. Its SD/eMMC and QSPI flash interfaces support ruggedized local storage, while USB 2.0 host connects barcode scanners, RFID readers, and GPS modules. Deep-sleep current under 50 mW extends battery life in handheld inspection devices used by utility crews, building inspectors, and warehouse inventory staff running full-shift operations.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour ATSAMA5D41B-CU — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | ATSAMA5D42B-CU | ATSAMA5D41A-CU | ATSAMA5D31A-CU | ATSAMA5D36A-CU | ATSAMA5D27C-CU |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 289-LFBGA (14x14) | 289-LFBGA (14x14) - same | 289-LFBGA (14x14) - same | 289-LFBGA (14x14) - same | 289-LFBGA (14x14) - same | 289-LFBGA (14x14) - same |
| Series / Family | SAMA5D4 | SAMA5D4 | SAMA5D4 (Rev A) | SAMA5D3 | SAMA5D3 | SAMA5D2 |
| Core / Clock | ARM Cortex-A5 / 600 MHz | ARM Cortex-A5 / 600 MHz | ARM Cortex-A5 / 600 MHz | ARM Cortex-A5 / 600 MHz | ARM Cortex-A5 / 600 MHz | ARM Cortex-A5 / 500 MHz |
| Hardware H.264 Decode | Yes (720p) | Yes (720p) | Yes (720p) | No | No | No |
| 2D Graphics Accelerator | Yes | Yes | Yes | Yes | Yes | No |
| Ethernet | 10/100/1000 Mbps | 10/100/1000 Mbps | 10/100/1000 Mbps | 10/100 Mbps | 10/100/1000 Mbps | 10/100 Mbps |
| Operating Temperature | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C |
| Silicon Revision | Rev B | Rev B | Rev A | Rev A | Rev A | Rev C |
Principaux différenciateurs
- Integrated hardware H.264 720p decoder (vs ATSAMA5D31A-CU)
- Newest silicon revision with errata fixes (vs ATSAMA5D41A-CU)
- 2D graphics accelerator + LCD controller (vs ATSAMA5D27C-CU)
Notes de conception
The 289-LFBGA package uses a 0.8 mm ball pitch on a 14x14 mm substrate. PCB design requires a 4-layer (minimum) stack-up with a dedicated ground plane directly under the BGA and length-matched DDR2 traces (target ±25 mil). Use Microchip's reference Altium Designer or Allegro footprints from the SAMA5D4 design package to avoid escape-routing errors. Vias-in-pad with filled-and-capped plating are recommended for the inner balls.
The ATSAMA5D41B-CU requires three supply rails: VDDANA 1.2 V (core, up to ~1.0 A peak), VDDIODDR 1.8 V (DDR2/LPDDR2 interface, up to ~0.6 A), and VDDIOM 3.3 V (I/O, up to ~0.3 A). A multi-rail PMIC such as the Microchip MCP16502 or DA9062 should be used to sequence the rails in 1.2 V → 1.8 V → 3.3 V order. Each rail needs 22 µF + 100 nF decoupling placed within 5 mm of the corresponding balls.
Estimated: at 600 MHz full CPU + 100% DDR activity, the ATSAMA5D41B-CU dissipates approximately 0.8 W to 1.2 W. With the 289-LFBGA package theta_JA around 25 °C/W on a standard JEDEC 4-layer test board, this yields a junction temperature rise of ~30 °C above ambient. Industrial designs targeting +85 °C ambient need a small thermal pad on the top of the package connected to inner ground planes for additional heat spreading.
Do not boot from NAND and SD simultaneously without configuring the BMS (Boot Mode Select) pins correctly - the SAMA5D4 expects a specific BMS strap sequence at reset. Failing to disable the on-chip 128 KB ROM secure boot before enabling external boot can lock the device. Always validate the boot sequence with Microchip's SAM-BA bootloader utility before mass production programming.
Informations de conformité
RoHS compliant per distributor listings. Industrial -40 to +85 °C grade, not AEC-Q100 automotive qualified. Refer to Microchip product page for full material declaration.