ATSAMR21-XPRO vs ATSAMR30-XPRO 对比
详细并排对比 ATSAMR21-XPRO 出自 Microchip Technology 和 ATSAMR30-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
ATSAMR21-XPRO - ATSAMR21G18A 802.15.4 2.4GHz Eval Kit | Microchip
ATSAMR21-XPRO ✓ 量产中Microchip Technology
ATSAMR30-XPRO - SAM R30 Xplained Pro Sub-GHz 802.15.4 Eval Kit | Microchip
ATSAMR30-XPRO ✓ 量产中规格对比
| 参数 | ATSAMR21-XPRO | ATSAMR30-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） | $66.00 | $73.93 |
| Product Type | Evaluation Kit / Development Board | Wireless evaluation / development kit |
| On-board MCU | ATSAMR21G18A | — |
| Core Architecture | ARM Cortex-M0+ 32-bit | ARM Cortex-M0+ (32-bit) |
| Operating Frequency | Up to 48 MHz | — |
| Program Memory | 256 KB Flash | — |
| RAM | 32 KB SRAM | — |
| RF Frequency Band | 2.4 GHz ISM | — |
| RF Standard | IEEE 802.15.4 / Zigbee / 6LoWPAN | — |
| Modulation | O-QPSK (per IEEE 802.15.4 PHY) | — |
| RF Link Budget | 103 dB | — |
| MCU Package | 64-pin QFN | — |
| On-board Antenna | Integrated 2.4 GHz ceramic chip antenna | — |
| Debug Interface | On-board EDBG (USB to SWD + VCOM + DGI) | Embedded debugger (EDBG) over USB |
| Host Interface | USB Micro-B | — |
| Form Factor | Xplained Pro (compatible with Xplained Pro extensions) | — |
| Supported Software | Atmel Studio, Microchip Studio, ASF, BitCloud Zigbee PRO, IEEE 802.15.4 MAC | — |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| Target SoC | — | ATSAMR30G18A |
| Flash Memory | — | 256 KB |
| SRAM | — | 40 KB |
| Main CPU Clock | — | 16 MHz |
| Low-Power Crystal | — | 32.768 kHz |
| Radio Standard | — | IEEE 802.15.4 |
| Frequency Bands | — | 780 MHz (China) / 868 MHz (Europe) - sub-GHz ISM |
| Integrated Antenna | — | PCB trace antenna on-board |
| Virtual COM Port | — | USB CDC (via EDBG) |
| Extension Headers | — | 2x Xplained Pro EXT (20-pin, 100 mil) |
| USB Connector | — | USB micro-B (5 V input) |
| Supported IDEs | — | Atmel Studio, MPLAB X IDE |
| Supported Stacks | — | MiWi, 6LoWPAN, Thread (via Atmel Studio examples) |
| Operating System Support | — | Win XP / Vista / Win 7 / 8 / 10 / Server 2012 |