ATSAML22-XPRO-B vs ATSAML21-XPRO 对比
详细并排对比 ATSAML22-XPRO-B 出自 Microchip Technology 和 ATSAML21-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
ATSAML22-XPRO-B - SAM L22 ARM Cortex-M0+ Xplained Pro Kit | Microchip
ATSAML22-XPRO-B ✓ 量产中规格对比
| 参数 | ATSAML22-XPRO-B | ATSAML21-XPRO |
|---|---|---|
| 品牌 | Microchip Technology | Microchip Technology |
| 分类 | Development Boards | 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） | $75.50 | $66.75 |
| Board Type | Evaluation Platform / MCU 32-Bit | — |
| Series | SAM L | — |
| Target MCU | ATSAML22N18A (ARM Cortex-M0+) | ATSAML21J18A (SAM L21 family) |
| Core Architecture | ARM Cortex-M0+, 32-bit | — |
| Max CPU Clock | 32 MHz | — |
| On-chip Flash (target MCU) | 256 KB | — |
| On-chip SRAM (target MCU) | 32 KB | — |
| On-board Debugger | nEDBG (CMSIS-DAP / drag-and-drop) | — |
| Segment LCD Support | Up to 4x40 segments via on-board LCD | — |
| Touch Controller | Peripheral Touch Controller (PTC) breakout | — |
| Form Factor | Xplained Pro, mikroBUS socket | — |
| Operating Voltage (board) | 3.3 V (USB powered) | — |
| Active Current (target MCU) | 39 µA/MHz running CoreMark | — |
| Backup Mode Current (target MCU) | 490 nA (RTC + retention) | — |
| Compliance | ROHS3 Compliant | — |
| Packaging | Box (Bulk) | — |
| Product Type | — | Evaluation Kit / Development Board |
| CPU Core | — | ARM Cortex-M0+ 32-bit |
| Maximum CPU Frequency | — | 48 MHz |
| CoreMark Performance | — | 2.46 CoreMark/MHz |
| On-chip Flash | — | 256 KB |
| On-chip SRAM | — | 32 KB |
| Low-frequency Crystal | — | 32.768 kHz |
| Active Mode Current | — | < 35 µA/MHz |
| Sleep Mode Current | — | 200 nA |
| Embedded Debugger | — | EDBG (USB drag-and-drop, CMSIS-DAP, virtual COM, DGI) |
| Extension Connectors | — | 3x Xplained Pro 20-pin headers |
| User Interface | — | 1x mechanical reset button, 1x user button, 2x user LEDs, QTouch button |
| Power Input | — | USB micro-B or external header |
| Supported IDEs | — | Microchip Studio, MPLAB X IDE, MPLAB Harmony, Zephyr RTOS |
| 封装 | — | Xplained Pro PCB (158 x 100 mm class) |
| RoHS 状态 | — | Compliant |