ATSAMG55J19A-AU vs ATSAMG55-XPRO 对比
详细并排对比 ATSAMG55J19A-AU 出自 Microchip Technology 和 ATSAMG55-XPRO 出自 Microchip Technology。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Microchip Technology
ATSAMG55J19A-AU - 120MHz Cortex-M4 MCU 512KB Flash | Microchip
ATSAMG55J19A-AU ✓ 量产中Microchip Technology
ATSAMG55-XPRO - SAM G55 ARM Cortex-M4 Xplained Pro Kit | Microchip
ATSAMG55-XPRO ✓ 量产中规格对比
| 参数 | ATSAMG55J19A-AU | ATSAMG55-XPRO |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Microcontrollers | Development Boards |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $3.99 | $40.25 |
| Core Architecture | ARM Cortex-M4 with FPU | ARM 32-bit Cortex-M4 with single-precision FPU and DSP extensions |
| Core Clock Speed (max) | 120 MHz | — |
| Instruction Set | 32-bit RISC + DSP extensions + FPU (single-precision) | — |
| Program Flash Memory | 512 KB (512K x 8) | — |
| SRAM (Total) | 160 KB | — |
| Backup SRAM with Retention | 16 KB (retained in deep sleep) | — |
| Supply Voltage (VDDIO/VDDCORE) | 1.62 V to 3.6 V | — |
| 工作温度 | -40 C to +85 C (industrial) | — |
| 封装 | 64-LQFP (10x10 mm) | — |
| Audio Interface | I2S with PDM/TDM and sample-rate converter | — |
| USB | USB 2.0 Full-Speed device/host | — |
| ADC | 12-bit SAR | — |
| Communication Peripherals | USART/UART, SPI, TWI (I2C), I2S, HS USB | — |
| External Bus Interface (EBI) | Yes (for SRAM/SDRAM/NOR Flash expansion) | — |
| Active Power Consumption | Down to 100 uA/MHz | — |
| Deep Sleep Current | Below 7 uA with SRAM retention | — |
| Wake-up Time (deep sleep to first instruction) | Down to 3 us | — |
| 安装类型 | Surface Mount | Through-hole male header pins (extension), surface-mount PCB |
| RoHS 状态 | Compliant | Compliant (per Microchip product page) |
| Lifecycle / New Design Recommendation | Active (new designs: consider ATSAMG55J19B Revision B) | — |
| Product Type | — | Evaluation / Development Kit (Xplained Pro) |
| Target MCU | — | ATSAMG55J19B (SAM G55, ARM Cortex-M4 with FPU) |
| Maximum CPU Clock | — | 120 MHz |
| Low-frequency Crystal | — | 32.768 kHz |
| Supported OS (IDE) | — | Windows 7 / Windows XP (Atmel Studio / Microchip Studio) |
| On-board Debugger | — | EDBG (USB interface, programming + debug) |
| Extension Headers | — | 2x Xplained Pro extension headers + mikroBUS socket |
| User Interface | — | Mechanical buttons, user LEDs |
| Power Input | — | USB (powered via EDBG) and external connector |
| Form Factor | — | Xplained Pro standard PCB |
| Family | — | SAM G55 Xplained Pro |
| Toolchain Support | — | Microchip Studio / Atmel Studio, ASF, GCC ARM |