ATSAMA5D44A-CUR - 600 MHz ARM Cortex-A5 MPU, 361-TFBGA | Microchip
N.º da peça: ATSAMA5D44A-CUR ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $17.8 | $17,80 |
| 10 | $16.2 | $162,00 |
| 100 | $14.5 | $1.450,00 |
| 500 | $13.1 | $6.550,00 |
| 1.000 | $11.67 | $11.670,00 |
ATSAMA5D44A-CUR Visão geral
An ARM Cortex-A5 MPU is a full applications-class 32-bit processor built around the ARMv7-A architecture with NEON SIMD, hardware floating-point, MMU, and TrustZone. MPUs integrate the entire CPU subsystem on-chip and target richer operating systems (Linux, Android) where microcontrollers running bare-metal or RTOS fall short. The Cortex-A5 family is the power-optimized floor of the ARMv7-A line, balancing integer performance with deterministic interrupt latency and low standby current.
Key features include ARM NEON SIMD engine, 128 KB L2 cache, floating-point unit, integrated video decoder (H.264/MPEG-4 hardware block), 10-bit ADC with resistive touch controller, dual Ethernet MACs (GMII/RGMII), dual CAN-FD, USB 2.0 high-speed host/device with on-chip PHY, and DDR3/LPDDR/LPDDR2 memory controller. Industrial temperature range (–40 °C to +85 °C) and package-on-package (POP) support for stacked DDR+LPDDR memories are also provided.
Architecturally the SAMA5D4 leverages a Cortex-A5 core plus NEON, 32 KB I-cache + 32 KB D-cache, 128 KB unified L2, and an AXI/AHB peripheral matrix. The integrated LCD controller supports 24-bit parallel RGB, the H.264 720p hardware decoder offloads video pipelines, and the Integrity Check Monitor (ICM) with SHA-256 enables secure boot.
Typical applications include industrial human-machine interfaces (HMI), point-of-sale (POS) terminals, healthcare patient monitors, building-automation panels, smart-grid gateways, and ruggedized IoT edge nodes. The video decoder plus LCD controller combination is well-suited to graphical operator panels with H.264 playback.
When designing with the ATSAMA5D44A-CUR, pay close attention to power-rail sequencing, DDR3/LPDDR2 termination, and exposed-pad PCB thermal layout. The high 600 MHz operation requires four-layer PCB with continuous reference planes for the DDR bus.
This page synthesizes distributor stock, same-package drop-in alternatives from the SAMA5D3/SAMA5D4 family, and practical design notes that go beyond the manufacturer datasheet to help engineers shorten time-to-prototype.
Alternativas drop-in para ATSAMA5D44A-CUR — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com ATSAMA5D44A-CUR (mesmo formato e footprint) — diferindo em USB, Package, Ethernet, LCD Controller, Operating Temperature.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
ATSAMA5D44A-CU
✅ Drop-In✓ Em estoque
$21.4 / unidade
Ver ficha técnica →ATSAMA5D43B-CUR
✅ Drop-In✓ Em estoque
$10.45 / unidade
Ver ficha técnica →ATSAMA5D43A-CUR
✅ Drop-In✓ Em estoque
$9.83 / unidade
Ver ficha técnica →ATSAMA5D42B-CUR
✅ Drop-In✓ Em estoque
$11.95 / unidade
Ver ficha técnica →ATSAMA5D42A-CU
✅ Drop-In✓ Em estoque
$18.24 / unidade
Ver ficha técnica →ATSAMA5D41B-CUR
✅ Drop-In✓ Em estoque
$8.95 / unidade
Ver ficha técnica →ATSAMA5D44A-CUR Classificações máximas e características elétricas
| Core Architecture | ARM Cortex-A5 (32-bit) |
| Number of Cores | 1 |
| Maximum CPU Clock | 600 MHz |
| L2 Cache | 128 KB |
| NEON SIMD Engine | Yes |
| Floating-Point Unit | Yes |
| On-chip ROM | 128 KB (boot ROM) |
| DDR Memory Controller | DDR3/LPDDR/LPDDR2 (16-bit) |
| Ethernet | 2x GMII/RGMII 10/100/1000 Mbps MAC |
| USB | 1x USB 2.0 HS Host + 1x USB 2.0 HS Device (with on-chip PHY) |
| CAN | 2x CAN-FD |
| LCD Controller | 24-bit parallel RGB up to 2048x2048 |
| Video Decoder | Hardware H.264/MPEG-4 720p |
| ADC | 5-channel 10-bit ADC with resistive touch controller |
| Integrity Check Monitor | SHA-256 hardware ICM |
| Encapsulamento | 361-TFBGA (16x16 mm, 0.5 mm pitch) |
| Temperatura de operação | -40 °C to +85 °C (industrial) |
| Status RoHS | Compliant |
Guia de Configuração de Pinos do ATSAMA5D44A-CUR 361-tfbga (16x16 mm, 0.5 mm pitch)
Configuração de pinos para ATSAMA5D44A-CUR (pacote 361-tfbga (16x16 mm, 0.5 mm pitch)). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para ATSAMA5D44A-CUR.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
ATSAMA5D44A-CUR é adequado para 7 aplicaçãos: Industrial Human-Machine Interface (HMI), Point-of-Sale (POS) Terminals, Building Automation Gateways, Healthcare Patient Monitoring Displays, Smart-Grid / Energy Infrastructure, IoT Edge Gateways with Local Video Analytics, Industrial Printer / Label-Maker Control Boards.
Industrial Human-Machine Interface (HMI)
The ATSAMA5D44A-CUR's 600 MHz Cortex-A5 with hardware H.264 decode and 24-bit LCD controller supporting up to 2048x2048 makes it ideal for industrial HMI panels. The integrated resistive touch controller on the 5-channel 10-bit ADC eliminates the need for an external touch IC. Pair with 256 MB DDR3 and a 7-10 inch TFT to drive graphical operator interfaces with smooth video help tutorials; same-family BSP from Microchip Linux4SAM accelerates deployment with Qt/EGL support and Weston/wayland compositing out of the box.
Recomendado
Point-of-Sale (POS) Terminals
POS terminals benefit from the ATSAMA5D44A-CUR's dual Gigabit Ethernet for LAN/cloud connectivity, USB 2.0 HS host with on-chip PHY for peripherals (barcode scanner, NFC reader, printer), and hardware security via the SHA-256 ICM for secure boot. The hardware H.264 decoder enables smooth promotional video on the cashier display while the CPU handles transaction processing in parallel, and the -40 °C to +85 °C industrial-grade operating range suits deployment in refrigerated and outdoor kiosks.
Recomendado
Building Automation Gateways
Building automation gateways leverage the ATSAMA5D44A-CUR's dual CAN-FD (modern HVAC and elevator bus), dual GbE (networked building backbone + cloud uplink), and Cortex-A5 Linux for BACnet/Modbus/IO-Link protocol stacks. Running Linux on the 600 MHz A5 core with hardware floating-point allows multi-protocol translation in real-time, while the on-chip SHA-256 ICM enforces signed-firmware boot policy for IP-connected building systems - critical for IEC 62443 cybersecurity compliance.
Recomendado
Healthcare Patient Monitoring Displays
Patient monitors require deterministic video rendering of waveforms (handled by the 24-bit LCD controller + 2D GPU) with secure boot (SHA-256 ICM) and reliability through the -40 °C to +85 °C industrial range. The ATSAMA5D44A-CUR's hardware H.264 decode lets clinicians view multiple DICOM endoscopy or ultrasound video streams alongside real-time vitals on the same panel, while the dual GbE enables HL7/IHE PCD networking. Medical-grade EMC compliance is achievable with proper PCB stack-up and the 4-layer reference design in Microchip ATSAMA5D4-XULT.
Recomendado
Smart-Grid / Energy Infrastructure
Smart-grid secondary substations and energy-management gateways run the ATSAMA5D44A-CUR for IEC 61850 protocol offload, real-time encryption (hardware SHA-256 ICM), and deterministic LAN/WAN routing. Dual GbE handles redundant PRP/HSR ring networks common in substation automation, while dual CAN-FD connects to local feeders. The Cortex-A5's hardware floating-point unit accelerates FFT-based power-quality analysis. Linux PREEMPT-RT patches on the A5 maintain micro-second interrupt latency for protection-class firmware.
Recomendado
IoT Edge Gateways with Local Video Analytics
For AI-edge gateways, the ATSAMA5D44A-CUR's hardware H.264 decoder offloads 720p IP-camera streams while the NEON SIMD engine runs OpenCV preprocessing before forwarding to a host AI accelerator. The dual GbE supplies PoE-class camera connectivity with line-rate forwarding, and the Cortex-A5's MMU supports full containerized workloads (Docker on Linux). For harsh-edge environments the industrial temperature range and on-chip SHA-256 secure boot meet IEC 62443 cybersec.
Recomendado
Industrial Printer / Label-Maker Control Boards
Industrial label printers combine the ATSAMA5D44A-CUR's 24-bit LCD touch HMI, hardware H.264 decode for tutorial videos, and dual GbE for shop-floor networking with print engines. The Cortex-A5 runs the Linux4SAM Yocto BSP with CUPS and printer drivers; dual CAN-FD links to cutter and feeder subsystems. Industrial temperature range and the SHA-256 ICM secure boot satisfy factory-floor reliability requirements without additional supervisory microcontrollers.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para ATSAMA5D44A-CUR — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | ATSAMA5D44A-CU | ATSAMA5D43B-CUR | ATSAMA5D43A-CUR | ATSAMA5D42B-CUR | ATSAMA5D42A-CU | ATSAMA5D41B-CUR |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 361-TFBGA (16x16 mm) | 361-TFBGA (16x16 mm) - same | 361-TFBGA (16x16 mm) - same | 361-TFBGA (16x16 mm) - same | 361-TFBGA (16x16 mm) - same | 361-TFBGA (16x16 mm) - same | 361-TFBGA (16x16 mm) - same |
| Maximum CPU Frequency | 600 MHz | 600 MHz | 600 MHz | 600 MHz | 600 MHz | 600 MHz | 600 MHz |
| Hardware H.264 Decoder | Yes (A revision) | Yes (A revision) | No | No | No | No | No |
| Ethernet MACs | 2x GbE GMII/RGMII | 2x GbE | 2x GbE | 2x GbE | 1x GbE | 1x GbE | 1x GbE |
| CAN-FD Interfaces | 2x CAN-FD | 2x CAN-FD | 2x CAN-FD | 2x CAN-FD | 0x | 0x | 0x |
| LCD Controller | Yes, 24-bit up to 2048x2048 | Yes | Yes | Yes | Yes | Yes | No |
| L2 Cache | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB |
| 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 | -40 °C to +85 °C |
| Tape & Reel vs Tray Packaging | Tape & Reel (-CUR) | Tray (-CU) | Tape & Reel (-CUR) | Tape & Reel (-CUR) | Tape & Reel (-CUR) | Tray (-CU) | Tape & Reel (-CUR) |
Principais diferenciais
- Integrated H.264 hardware decoder (A revision) (vs ATSAMA5D43B-CUR)
- Dual CAN-FD + dual GbE + LCD in a single 361-TFBGA package (vs ATSAMA5D42B-CUR)
- Industry-leading 600 MHz Cortex-A5 with NEON + FPU in fanless industrial temp (vs ATSAMA5D41B-CUR)
- L2 cache 128 KB - largest in SAMA5D4 family (vs ATSAMA5D3 series (e.g. ATSAMA5D36A-CUR))
Notas de projeto
The SAMA5D4 power architecture requires four rails: VDDCORE (~1.0-1.2 V for Cortex-A5), VDDBU (~1.2 V backup), VDDPLL (~1.2 V), and VDDIOP/VDDANA (3.3 V I/O + ADC). Use a sequencer (or Microchip reference PMIC) to enforce SAMA5D4 power-up order; failure to sequence results in latch-up. Place a 10 µF + 100 nF decoupling pair within 5 mm of every power ball of the 361-TFBGA and a bulk cap per voltage domain.
The 361-TFBGA (16x16 mm, 0.5 mm pitch) demands a 6-layer stack-up with continuous GND and VDD planes to meet DDR3-1600 (800 MHz) signal integrity. Use Microchip's free SAMA5D4 Allegro/Altium footprint; always route DDR3 byte lanes length-matched within ±25 mil. Expose the BGA central thermal balls (matrix of GND balls) to a stitched ground plane plus 4 thermal vias per ball to chassis.
Place the 25 MHz system crystal within 5 mm of the XIN/XOUT balls; route in a guard ring tied to GND. The DDR3 address/command traces must be referenced to GND (not VDD), and Vref must be derived from a ½-VDD resistive divider with a 10 µF/0.1 µF cap pair. Follow Microchip's ATSAMA5D4-PCB checklist in the platform design package when laying out the DDR area - the most common first-prototype failure is DDR3 training errors from length mismatch.
With GbE and USB 2.0 HS signals on-board, the 361-TFBGA design is a strong EMI emitter. Spread-spectrum the 25 MHz oscillator (±100 ppm), place common-mode chokes on GbE MDI pairs, and use a USB 2.0 common-mode choke on D+/D-. Reference the SAMA5D4 EMI considerations app note from Microchip for CE/FCC Class B compliance - this typically requires a shielded enclosure.
Common pitfalls: (1) forgetting to pull up SHDN_CONF to configure boot mode (NAND vs SD vs SPI); (2) DDR3 reference voltage (VREF) tolerance ±2%, use precision divider; (3) the SAIC/SDMMC controllers share pins - mis-configuring consumes both buses; (4) the H.264 720p decoder needs at least 64 MB contiguous DMA buffer in kernel memory to operate. Test with the ATSAMA5D4-XULT reference design first if you are new to SAMA5D4.
Informações de conformidade
RoHS/REACH compliant per Microchip product page and Heisener distributor listing; SAMA5D4 family is industrial-grade, not AEC-Q100 automotive qualified - other variants handle automotive.
