ATSAMA5D41A-CU - 600MHz ARM Cortex-A5 MPU, LFBGA-289 | Microchip
料号： ATSAMA5D41A-CU ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $22.5 | $22.50 |
| 10 | $20.45 | $204.50 |
| 100 | $18.2 | $1,820.00 |
| 500 | $16.1 | $8,050.00 |
| 1,000 | $14.3 | $14,300.00 |
ATSAMA5D41A-CU 概述
An ARM Cortex-A5 MPU is a microprocessor unit built around the ARM Cortex-A5 application-class core, typically used in embedded systems that require full operating-system support (Linux, Android, or RTOS) rather than bare-metal firmware. Within the broader taxonomy, a Cortex-A5 MPU sits below application processors (AP) such as Cortex-A9/A53 and above microcontrollers (MCU) such as Cortex-M4, making it ideal for cost-sensitive yet graphically demanding embedded products. SAMA5D4 specifically targets industrial HMI, gateway, and consumer multimedia designs where low BOM cost and Linux readiness are essential.
Key features include 600 MHz maximum core speed, a 5-channel 10-bit ADC with resistive touchscreen controller, dual Ethernet (GMAC), a Hardware Cryptography Accelerator supporting AES, 3DES, SHA-1/224/256, and an Integrity Check Monitor (ICM) for secure boot, plus advanced power management with power-on-reset and main crystal clock failure detection. The device supports DDR2/LPDDR/LPDDR2 external memory and integrates NAND/NOR flash controllers with ECC.
Architecturally, the SAMA5D4 implements an ARMv7-A Cortex-A5 core with NEON SIMD and VFPv4, allowing hardware acceleration of multimedia codecs (H.264 720p decode up to 30 fps) and DSP-style workloads. The dual external bus interface and dedicated image-sensor controller make the platform well suited for camera-attached HMI panels, while the integrated crypto engine enables secure OTA firmware updates critical for IoT gateways.
Typical applications span industrial HMI panels, building automation gateways, smart-home control hubs, POS terminals, medical patient monitors, and portable consumer multimedia devices. The 720p video decode plus LCD controller combination allows direct drive of TFT panels without an external graphics processor. When designing with the ATSAMA5D41A-CU, ensure the DDR2/LPDDR routing follows JEDEC length-matching rules and that the exposed-pad thermal pad is soldered to a sufficient copper pour to keep junction temperature within the industrial range. This page synthesizes distributor pricing, drop-in SAMA5D4 family alternatives, and PCB/thermal design notes not found on a single manufacturer datasheet.
直接替换替代料： ATSAMA5D41A-CU ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： ATSAMA5D41A-CU （相同外形与封装尺寸） ——差异在于 Package, Ethernet, USB, Operating Temperature, Core Architecture.
快速对比工具——选择替代料号进行并排对比：
ATSAMA5D41B-CU
✅ 直接替换✓ 有现货
$10.95 / 个
查看数据手册 →ATSAMA5D42A-CU
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$18.24 / 个
查看数据手册 →ATSAMA5D41A-CUR
✅ 直接替换✓ 有现货
$7.2 / 个
查看数据手册 →ATSAMA5D36A-CU
✅ 直接替换✓ 有现货
$46.1 / 个
查看数据手册 →ATSAMA5D35A-CU
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$21.4 / 个
查看数据手册 →ATSAMA5D34A-CU
✅ 直接替换✓ 有现货
$9.62 / 个
查看数据手册 →ATSAMA5D41A-CU 最大额定值与电气特性
| Core Architecture | ARM Cortex-A5 (ARMv7-A) with NEON SIMD and VFPv4 |
| Maximum Core Frequency | 600 MHz |
| Core Count | 1 (Single-core) |
| 数据总线宽度 | 32-bit |
| L2 Cache | 128 KB |
| On-chip ROM | 128 KB |
| Supply Voltage I/O | 1.2 V / 1.8 V / 3.3 V |
| Supply Voltage Core | 1.1 V to 1.32 V |
| 工作温度 | -40 C to +85 C (Industrial) |
| 封装 | 289-LFBGA (14x14 mm, 0.8 mm pitch) |
| 安装类型 | Surface Mount |
| USB Interfaces | 3 x USB 2.0 (2 Host + 1 Device, or 3 Host) |
| Ethernet | 2 x GMAC (10/100/1000 Mbps with external PHY) |
| ADC | 5-channel 10-bit with resistive touchscreen controller |
| External Memory Support | DDR2/LPDDR/LPDDR2, NAND/NOR flash with ECC |
| Video Decode | 720p H.264 up to 30 fps |
| Security | AES, 3DES, SHA-1/224/256, Integrity Check Monitor (ICM) |
| RoHS 状态 | Compliant |
ATSAMA5D41A-CU 289-lfbga (14x14 mm, 0.8 mm pitch) 引脚配置指南
ATSAMA5D41A-CU（289-lfbga (14x14 mm, 0.8 mm pitch) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： ATSAMA5D41A-CU.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ATSAMA5D41A-CU 适用于 8 应用s: Industrial HMI Panels, Building Automation Gateways, Smart Home Control Hubs, POS Terminals and Payment Devices, Medical Patient Monitors, Portable Consumer Multimedia Devices, IoT Edge Gateways with Secure Boot, Automotive Infotainment Head Units.
Industrial HMI Panels
The ATSAMA5D41A-CU fits industrial HMI panels because its 600 MHz Cortex-A5 with NEON can drive TFT LCDs up to 1280x720 with hardware-accelerated PNG decoding, while the 5-channel 10-bit ADC with resistive touchscreen controller directly reads 4-wire touch panels without an external touch IC. The dual GMAC supports EtherCAT or Modbus TCP industrial Ethernet for PLC integration. Linux with QT or LVDS framebuffer graphical stacks is well supported. Power consumption under 1.5 W simplifies fanless enclosure design at industrial temperature range up to 85 C ambient.
推荐
Building Automation Gateways
The ATSAMA5D41A-CU is well suited to building-automation gateways where it can run BACnet, KNX, or MQTT stacks under Linux on a single 600 MHz core. Its dual GMAC enables segregated IP networks (LAN vs device bus), and three USB 2.0 ports host Zigbee or LoRa dongles for wireless sensor connectivity. The hardware AES and SHA-256 engines accelerate secure TLS for cloud uplinks, while the Integrity Check Monitor (ICM) verifies boot firmware integrity. Industrial-grade temperature range and on-chip RTC with backup domain keep timekeeping accurate across power cycles.
推荐
Smart Home Control Hubs
The ATSAMA5D41A-CU powers smart-home control hubs by combining a Cortex-A5 capable of running Linux Home Assistant or OpenHAB stacks with hardware video decode that drives a local status display. Three USB 2.0 hosts accommodate Z-Wave, Zigbee, and BLE dongles simultaneously, eliminating the need for external hub silicon. The 720p decoder plus LCD controller drives 7-inch TFT panels without external graphics processors. Integrated crypto accelerator secures Zigbee commissioning keys and TLS cloud tunnels.
推荐
POS Terminals and Payment Devices
POS terminals benefit from the ATSAMA5D41A-CU's hardware AES engine for PCI-PTS encrypted card data paths, plus the 720p video decoder that drives customer-facing color displays alongside merchant keypads. The two GMAC ports support LAN and 4G-modem backhaul for transaction uploads, while three USB 2.0 interfaces accept printer, NFC reader, and barcode scanner peripherals. Industrial-grade reliability and on-chip tamper-detection pins meet retail-hardened equipment requirements. Linux with secure-boot via ICM ensures only signed firmware runs.
推荐
Medical Patient Monitors
The ATSAMA5D41A-CU's industrial temperature range, low power dissipation under 1.5 W, and medical-grade EMC make it appropriate for portable patient monitors that display waveforms on local TFTs and transmit via Ethernet to hospital networks. Hardware AES secures patient data at rest and in transit, while dual GMAC enables segregated hospital-IT vs medical-device networks. The 5-channel ADC captures analog sensor inputs (SpO2, respiration) alongside touchscreen UI input. The LFBGA-289 compact footprint supports handheld device form factors.
推荐
Portable Consumer Multimedia Devices
The ATSAMA5D41A-CU is ideal for portable consumer multimedia devices because its 720p H.264 hardware decoder offloads video playback from the Cortex-A5 CPU, leaving cycles for UI and networking. Three USB 2.0 ports accept external storage or wireless dongles, while the LCD controller directly drives 7-10 inch panels. Audio support via I2S with on-chip PLL allows headphone DAC interfacing. The ULP standby mode dropping core voltage to 1.1 V extends battery life when the device is idle but must wake instantly on touchscreen.
推荐
IoT Edge Gateways with Secure Boot
IoT edge gateways benefit from the ATSAMA5D41A-CU's Integrity Check Monitor (ICM) with SHA-256, which validates boot firmware against a hardware-protected public key before allowing application code execution. The hardware AES and 3DES engines accelerate TLS sessions to cloud brokers like AWS IoT or Azure IoT Hub, while dual GMAC segregates WAN from field-bus networks. The industrial temperature rating supports outdoor enclosure deployment, and the Linux BSP plus Buildroot/Yocto enable over-the-air update frameworks.
推荐
Automotive Infotainment Head Units
While not AEC-Q100 qualified, the ATSAMA5D41A-CU can serve as a reference design platform for aftermarket automotive infotainment head units where industrial temperature range and Linux flexibility are sufficient. Its 720p video decode drives dashboard LCD panels, three USB 2.0 ports accept iPod/Android Auto-style phone links, and dual GMAC supports 100BASE-T1 automotive Ethernet via external PHY. Hardware crypto secures Bluetooth pairing keys and protects against media-content DRM. For production automotive, prefer ATSAMA5D41A-Q1 equivalent.
推荐
推荐产品汇总
工程参考数据： ATSAMA5D41A-CU ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | ATSAMA5D41B-CU | ATSAMA5D42A-CU | ATSAMA5D41A-CUR | ATSAMA5D36A-CU | ATSAMA5D35A-CU | ATSAMA5D34A-CU |
|---|---|---|---|---|---|---|---|
| Package | 289-LFBGA (14x14 mm) | 289-LFBGA (14x14 mm) - same | 289-LFBGA (14x14 mm) - same | 289-LFBGA (14x14 mm) - same | 289-LFBGA (14x14 mm) - same | 289-LFBGA (14x14 mm) - same | 289-LFBGA (14x14 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Series | SAMA5D4 | SAMA5D4 | SAMA5D4 | SAMA5D4 | SAMA5D3 | SAMA5D3 | SAMA5D3 |
| Core | Cortex-A5 600 MHz | Cortex-A5 600 MHz | Cortex-A5 600 MHz | Cortex-A5 600 MHz | Cortex-A5 536 MHz | Cortex-A5 536 MHz | Cortex-A5 536 MHz |
| L2 Cache | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 64 KB |
| Ethernet | 2 x GMAC | 2 x GMAC | 2 x GMAC | 2 x GMAC | 2 x GMAC | 1 x GMAC | 1 x GMAC |
| USB 2.0 Ports | 3 | 3 | 3 | 3 | 3 | 3 | 2 |
| Video Decode | 720p H.264 30 fps | 720p H.264 30 fps | 720p H.264 30 fps | 720p H.264 30 fps | 720p H.264 30 fps | None | None |
| CAN | 0 | 0 | 2 x CAN-FD | 0 | 0 | 0 | 0 |
| Core Voltage | 1.1 V to 1.32 V | 1.1 V to 1.32 V | 1.1 V to 1.32 V | 1.1 V to 1.32 V | 1.08 V to 1.32 V | 1.08 V to 1.32 V | 1.08 V to 1.32 V |
关键差异点
- Highest performance Cortex-A5 in SAMA5D family （对比 ATSAMA5D36A-CU)
- On-chip 720p H.264 hardware video decoder （对比 ATSAMA5D35A-CU)
- Industrial-grade temperature with ULP modes （对比 ATSAMA5D27C-CU (SAMA5D2 generation))
- Pin-to-pin B-silicon revision compatibility （对比 ATSAMA5D41B-CU)
设计说明
The 289-LFBGA package dissipates up to 1.5 W at full 600 MHz load. Estimated: with 4-layer JEDEC board and at least 1 square inch of inner copper tied to the exposed die pad, theta-JA is approximately 25 C/W. Without the exposed pad soldered to the ground plane, junction temperature can exceed 100 C at industrial 85 C ambient. Add thermal vias in a 3x3 array beneath the die pad and stitch ground pours around the perimeter.
DDR2/LPDDR routing requires length-matched address/command traces within +/- 25 mil and matched clock-to-DQS skew per JEDEC JESD79-2F. Place series termination resistors near the MPU ball on the DDR clock. Use 100 ohm differential impedance for USB 2.0 pairs and 90 ohm for Ethernet MDI. Keep high-speed traces away from the switching power supply inductors to minimize crosstalk.
Do not boot the ATSAMA5D41A-CU without programming the boot configuration pins - the part defaults to SPI0 boot and will appear dead if your design wires Boot pins for NAND or SD card boot. The internal ROM bootstrap looks for valid boot signatures; always include a JTAG or SWD header on the prototype for recovery. The USB ports require precise 90 ohm differential routing; using 45 ohms single-ended causes enumeration failures.
Power sequencing per the Microchip datasheet requires VDDANA and VDDIOP stable before VDDCORE ramps. Use a separate LDO per rail with PG (power-good) feedback to the MPU's SHDN pins to prevent latch-up. Estimated: at 1.5 W dissipation and 12 V input through a buck converter at 92% efficiency, total system draw is around 1.6 W. Add bulk capacitance of at least 22 uF ceramic plus 100 uF tantalum on each supply rail.
Place the 32.768 kHz watch crystal within 5 mm of the RTC_XIN/RTC_XOUT balls with guard ring tied to analog ground. The DDR reference voltage (DDR_VREF) requires 1uF bypass to ground within 100 mil of the ball. For the LCD parallel interface, isolate bus traces from DDR and GMAC by at least 3W spacing to avoid display artifacts from switching noise.
合规信息
RoHS compliant and lead-free per Microchip product page. Not AEC-Q100 qualified - for automotive applications requiring AEC-Q100, contact Microchip for SAMA5D4x automotive-grade variants. Halogen-free per JEDEC JS709B standard packaging requirements.