ATSAMR21-XPRO vs ATMEGA256RFR2-XSTK 对比
详细并排对比 ATSAMR21-XPRO 出自 Microchip Technology 和 ATMEGA256RFR2-XSTK 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
ATMEGA256RFR2-XSTK - 802.15.4 Zigbee Xplained Pro Kit | Microchip
ATMEGA256RFR2-XSTK ✓ 量产中规格对比
| 参数 | ATSAMR21-XPRO | ATMEGA256RFR2-XSTK |
|---|---|---|
| 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 | $232.00 |
| Product Type | Evaluation Kit / Development Board | Xplained Pro Starter Kit (Development Board) |
| On-board MCU | ATSAMR21G18A | — |
| Core Architecture | ARM Cortex-M0+ 32-bit | AVR 8-bit |
| Operating Frequency | Up to 48 MHz | — |
| Program Memory | 256 KB Flash | — |
| RAM | 32 KB SRAM | — |
| RF Frequency Band | 2.4 GHz ISM | 2.4 GHz |
| 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) | — |
| 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 | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| Target Device | — | ATmega256RFR2 |
| CPU Frequency | — | 16 MHz |
| RTC Crystal Frequency | — | 32.768 kHz |
| Flash Memory | — | [DATA_NEEDED: Flash size of on-board ATmega256RFR2 (256 KB per device family)] |
| Wireless Standard | — | IEEE 802.15.4 (Zigbee compatible) |
| Link Budget | — | 103.5 dB |
| Series | — | Xplained Pro |
| Family | — | RF Evaluation and Development Kits, Boards |
| On-Board Debugger | — | [DATA_NEEDED: Embedded debugger type (EDBG per Xplained Pro standard)] |
| Connectivity Interfaces | — | [DATA_NEEDED: USB, extension headers detail] |
| Supported IDE | — | [DATA_NEEDED: Atmel Studio / Microchip Studio support] |
| Part Status | — | Active |
| 工作温度 | — | [DATA_NEEDED: operating temperature range] |