Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tray |
| Series | SAM3X |
| Part Status | Active |
| Core Processor | ARM® Cortex®-M3 |
| Core Size | 32-Bit Single-Core |
| Speed | 84MHz |
| Connectivity | CANbus, EBI/EMI, Ethernet, I²C, IrDA, LINbus, Memory Card, SPI, SSC, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT |
| Number of I/O | 103 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 68K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.62V ~ 3.6V |
| Data Converters | A/D 16x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Tổng quan
Description
Introduction to ATSAM3X4EA-CU
- Part of Atmel/Microchip SAM3X family: 32‑bit ARM Cortex-M3 microcontroller.
- Core and speed: Cortex‑M3 core running up to about 84 MHz.
- Memory: on‑chip Flash and SRAM (densities vary by device; commonly hundreds of KB of Flash and tens of KB of RAM in this family).
- Peripherals: USB 2.0 full‑speed, multiple serial interfaces (USART/UART, SPI, I2C/TWI), ADCs, PWM/timers, and other integrated peripherals for embedded control.
- Package: -CU denotes a 144‑pin LQFP package.
- Typical use: embedded control in consumer electronics, industrial apps, and platforms like Arduino Due.
- Development: supported by Microchip/Atmel Studio, CMSIS, ASF, and related toolchains.
- Part of Atmel/Microchip SAM3X family: 32‑bit ARM Cortex-M3 microcontroller.
- Core and speed: Cortex‑M3 core running up to about 84 MHz.
- Memory: on‑chip Flash and SRAM (densities vary by device; commonly hundreds of KB of Flash and tens of KB of RAM in this family).
- Peripherals: USB 2.0 full‑speed, multiple serial interfaces (USART/UART, SPI, I2C/TWI), ADCs, PWM/timers, and other integrated peripherals for embedded control.
- Package: -CU denotes a 144‑pin LQFP package.
- Typical use: embedded control in consumer electronics, industrial apps, and platforms like Arduino Due.
- Development: supported by Microchip/Atmel Studio, CMSIS, ASF, and related toolchains.
Equivalent
ATSAM3X4EA-CU is a SAM3X Cortex‑M3 MCU in a 100‑pin LQFP (CU). There isn’t an exact non‑Microchip cross reference. Closest Microchip equivalents in the same family (CU package) are: SAM3X4E-CU (same family, similar memory) and SAM3X8E-CU (larger flash/RAM). For exact pin‑for‑pin substitutions, use Microchip’s cross‑reference tool.
Features
Key features of ATSAM3X4EA-CU (SAM3X family):
- 32-bit ARM Cortex-M3 core, up to 84 MHz
- Memory: up to 512 KB Flash, up to 96 KB SRAM
- USB: USB 2.0 Full-Speed device with on-chip PHY
- Serial peripherals: multiple USARTs, SPI, I2C/TWI, plus SSC (I2S)
- Analog: 12-bit ADC with multi-channel support (up to ~1 Msps)
- Timers/DMAC: several 32-bit Timer/Counters and a DMA controller with multiple channels
- GPIO: extensive general-purpose I/O pins
- Power/low-power: RTC, Watchdog, Brown-out detector, multiple low-power sleep modes
- Clocking: PLL-based clocking, external crystal support
- Debug: JTAG/SWD for on-chip debugging
- Package: CU variant in 208-pin LQFP
- Operating voltage: 1.8–3.6 V (industrial/common range)
- 32-bit ARM Cortex-M3 core, up to 84 MHz
- Memory: up to 512 KB Flash, up to 96 KB SRAM
- USB: USB 2.0 Full-Speed device with on-chip PHY
- Serial peripherals: multiple USARTs, SPI, I2C/TWI, plus SSC (I2S)
- Analog: 12-bit ADC with multi-channel support (up to ~1 Msps)
- Timers/DMAC: several 32-bit Timer/Counters and a DMA controller with multiple channels
- GPIO: extensive general-purpose I/O pins
- Power/low-power: RTC, Watchdog, Brown-out detector, multiple low-power sleep modes
- Clocking: PLL-based clocking, external crystal support
- Debug: JTAG/SWD for on-chip debugging
- Package: CU variant in 208-pin LQFP
- Operating voltage: 1.8–3.6 V (industrial/common range)
Pinout
- Pin count: 144-pin LQFP (CU package)
- Function: 32‑bit Atmel/Microchip ARM Cortex‑M3 microcontroller (SAM3X family) with embedded Flash and SRAM and multiple peripherals (USB, USART/SPI/I2C, timers, ADC, etc.) for embedded control applications.
- Function: 32‑bit Atmel/Microchip ARM Cortex‑M3 microcontroller (SAM3X family) with embedded Flash and SRAM and multiple peripherals (USB, USART/SPI/I2C, timers, ADC, etc.) for embedded control applications.
Manufacturer
- Manufacturer: Microchip Technology Inc. (the Atmel brand was acquired and merged into Microchip in 2016).
- What kind of company: A global semiconductor company that designs, manufactures, and sells embedded microcontrollers, analog, and memory products for automotive, consumer, industrial, and computing applications.
- What kind of company: A global semiconductor company that designs, manufactures, and sells embedded microcontrollers, analog, and memory products for automotive, consumer, industrial, and computing applications.
Application
Key application areas for ATSAM3X4EA-CU:
- Industrial automation and process control
- Motor control and power electronics
- USB-enabled devices, hubs and interfaces
- Consumer electronics and embedded peripherals
- Instrumentation, data acquisition and measurement systems
- Medical devices and laboratory equipment
- Building automation, HVAC and IoT gateways
- Industrial automation and process control
- Motor control and power electronics
- USB-enabled devices, hubs and interfaces
- Consumer electronics and embedded peripherals
- Instrumentation, data acquisition and measurement systems
- Medical devices and laboratory equipment
- Building automation, HVAC and IoT gateways
Package
100-pin LQFP (Thin Quad Flat Pack) package.
