仕様
| 属性 | 値 |
| Supplier | Microchip Technology |
| Package / Case | Tray |
| Series | SAMA5D2 |
| Part Status | Active |
| Core Processor | ARM® Cortex®-A5 |
| Number of Cores / Bus Width | 1 Core, 32-Bit |
| Speed | 500MHz |
| Co - Processors / DSP | Multimedia; NEON™ MPE |
| RAM Controllers | LPDDR1, LPDDR2, LPDDR3, DDR2, DDR3, DDR3L, QSPI |
| Graphics Acceleration | Yes |
| Display&Interface Controllers | Keyboard, LCD, Touchscreen |
| Ethernet | 10/100Mbps (1) |
| USB | USB 2.0 + HSIC |
| Voltage - I / O | 3.3V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Security Features | ARM TZ, Boot Security, Cryptography, RTIC, Secure Fusebox, Secure JTAG, Secure Memory, Secure RTC |
概要
Description
ATSAMA5D21C-CU is Microchip/Atmel’s SAMA5D2 family System-on-Chip (SoC) built around a 32-bit ARM Cortex-A5 core. It targets embedded applications needing Linux/RTOS capability with rich on-chip peripherals.
Key points:
- Core and performance: ARM Cortex-A5-based processor suitable for control and lightweight application processing; supports Linux and various RTOSes.
- Peripherals: Ethernet MAC (10/100), USB 2.0 (OTG/Host/Device), CAN, multiple UARTs, SPI, I2C, PWM, timers, GPIO, and an LCD controller; external memory interfaces for SDRAM/DDR2/DDR3 and on-chip SRAM.
- Security: Crypto engine (AES/DES/3DES, SHA), RNG, secure boot and tamper-detection features.
- Software and tools: Supported by Microchip Studio/MPLAB X, GCC toolchain, and Linux/RTOS ecosystems; use Microchip Start and evaluation boards for development.
- Package: CU denotes a specific package option for this device variant.
- Applications: Industrial automation, HMI, gateways, motor control, and other networked embedded systems.
For details, consult the ATSAMA5D21C-CU datasheet and user guides.
Key points:
- Core and performance: ARM Cortex-A5-based processor suitable for control and lightweight application processing; supports Linux and various RTOSes.
- Peripherals: Ethernet MAC (10/100), USB 2.0 (OTG/Host/Device), CAN, multiple UARTs, SPI, I2C, PWM, timers, GPIO, and an LCD controller; external memory interfaces for SDRAM/DDR2/DDR3 and on-chip SRAM.
- Security: Crypto engine (AES/DES/3DES, SHA), RNG, secure boot and tamper-detection features.
- Software and tools: Supported by Microchip Studio/MPLAB X, GCC toolchain, and Linux/RTOS ecosystems; use Microchip Start and evaluation boards for development.
- Package: CU denotes a specific package option for this device variant.
- Applications: Industrial automation, HMI, gateways, motor control, and other networked embedded systems.
For details, consult the ATSAMA5D21C-CU datasheet and user guides.
Equivalent
Equivalent products within the same family (Microchip/Atmel):
- ATSAMA5D22-CU
- ATSAMA5D23-CU
- ATSAMA5D27-CU
- ATSAMA5D29-CU
Notes:
- They share the ARM Cortex-A5 core and similar peripherals/CU packaging; pick by flash/RAM needs.
- For higher performance, consider SAMA5D4 or SAMA7 series (not drop-in compatible).
- ATSAMA5D22-CU
- ATSAMA5D23-CU
- ATSAMA5D27-CU
- ATSAMA5D29-CU
Notes:
- They share the ARM Cortex-A5 core and similar peripherals/CU packaging; pick by flash/RAM needs.
- For higher performance, consider SAMA5D4 or SAMA7 series (not drop-in compatible).
Features
Here are the key features of ATSAMA5D21C-CU (SAMA5D2 family):
- CPU: ARM Cortex‑A5 based microcontroller core (high performance in the SAMA5D2 line), typical up to hundreds of MHz.
- Memory: On‑chip flash and SRAM; external memory interface for SDRAM/NAND/NOR.
- Ethernet: 10/100 Mbps Ethernet MAC with RMII/GMII options.
- USB: USB OTG (FS/HS) with device and host functionality.
- Connectivity: CAN; multiple UARTs, SPI, I2C; I2S/PCM audio interface.
- Storage interfaces: SD/MMC/eMMC controller.
- Timers and PWM: Rich timer/counter and PWM peripherals.
- Analog: ADCs and DACs (multiple channels).
- Security: Hardware crypto engine (AES/DES/SHA), RNG, secure boot/keys storage.
- Debug/Development: JTAG/SWD debug interfaces.
- Power and packaging: Flexible power domains; I/O voltages 1.8–3.3V; -CU package (industrial temperature range).
- Toolchain support: Atmel Studio, GCC, IAR support; suitable for embedded/industrial apps.
Note: exact flash/SRAM sizes, speed, and package variants may vary; consult the datasheet for precise specs.
- CPU: ARM Cortex‑A5 based microcontroller core (high performance in the SAMA5D2 line), typical up to hundreds of MHz.
- Memory: On‑chip flash and SRAM; external memory interface for SDRAM/NAND/NOR.
- Ethernet: 10/100 Mbps Ethernet MAC with RMII/GMII options.
- USB: USB OTG (FS/HS) with device and host functionality.
- Connectivity: CAN; multiple UARTs, SPI, I2C; I2S/PCM audio interface.
- Storage interfaces: SD/MMC/eMMC controller.
- Timers and PWM: Rich timer/counter and PWM peripherals.
- Analog: ADCs and DACs (multiple channels).
- Security: Hardware crypto engine (AES/DES/SHA), RNG, secure boot/keys storage.
- Debug/Development: JTAG/SWD debug interfaces.
- Power and packaging: Flexible power domains; I/O voltages 1.8–3.3V; -CU package (industrial temperature range).
- Toolchain support: Atmel Studio, GCC, IAR support; suitable for embedded/industrial apps.
Note: exact flash/SRAM sizes, speed, and package variants may vary; consult the datasheet for precise specs.
Pinout
- Pin count: 144-pin LQFP (package code CU)
- Function: 32-bit ARM Cortex-A5-based microcontroller SoC (ATSAMA5D21) designed for embedded applications, with integrated CPU, memory controller, and peripherals (USB, Ethernet, CAN, SD/MMC, UART/SPI/I2C, etc.).
- Function: 32-bit ARM Cortex-A5-based microcontroller SoC (ATSAMA5D21) designed for embedded applications, with integrated CPU, memory controller, and peripherals (USB, Ethernet, CAN, SD/MMC, UART/SPI/I2C, etc.).
Manufacturer
- Manufacturer: Microchip Technology Inc.
- What kind of company: An American multinational semiconductor company that designs, develops, and manufactures microcontrollers, analog and mixed-signal ICs, memory, and related products (acquired Atmel in 2016, with SAM/Atmel product lines now under Microchip).
- What kind of company: An American multinational semiconductor company that designs, develops, and manufactures microcontrollers, analog and mixed-signal ICs, memory, and related products (acquired Atmel in 2016, with SAM/Atmel product lines now under Microchip).
Application
ATSAMA5D21C-CU is an ARM Cortex-A5–based SAMA5D2 device optimized for embedded, industrial, and mid‑range applications. Typical application areas include:
- Industrial automation and control (PLCs, motor drives, sensors)
- Embedded HMI and display controllers
- IoT gateways, edge computing, and industrial Ethernet/fieldbus devices
- Smart metering and energy management
- Consumer electronics and home automation
- Medical instruments and diagnostic equipment requiring local processing
- Networking/communications equipment (routers, gateways, modems)
- Robotics and intelligent devices needing higher processing with multimedia support
- Industrial automation and control (PLCs, motor drives, sensors)
- Embedded HMI and display controllers
- IoT gateways, edge computing, and industrial Ethernet/fieldbus devices
- Smart metering and energy management
- Consumer electronics and home automation
- Medical instruments and diagnostic equipment requiring local processing
- Networking/communications equipment (routers, gateways, modems)
- Robotics and intelligent devices needing higher processing with multimedia support
Package
Package type: LQFP-144 (144-pin, Low-Profile Quad Flat Pack) in a surface-mount package.
