概览
SX1211 是一款低成本单芯片收发器，工作频率范围为 863-870MHz、902-928MHz 和 950-960MHz。SX1211 针对极低功耗（接收器模式下为 3mA）进行了优化。
功能
- 低输出功耗：3mA
- Tx 功耗低：25 mA @ +10dBm
- 接收灵敏度良好：低至 -107 dBm（FSK 调制模式下 25 kb/s 时）和 -113 dBm（OOK 调制模式下 2 kb/s 时）
- 可编程射频输出功率：最大 +12.5 dBm，8 档
- 具有数据白化和自动 CRC 生成的封包处理功能
- RSSI（接收信号强度指示）范围涵盖噪声基底至 0 dBm
- 比特率高达 200 kb/s，NRZ 编码
- 片上频率合成器
- FSK 和 OOK 调制
- 输入同步文字识别
- 内置位同步器，可用于输入数据和时钟的同步与恢复
- 5 x 5 mm TQFN 封装
- 电路配置经过优化，支持低成本应用
| 文档 | Release Date | Type |  |
|---|---|---|---|
| SX1211 数据表 | 2018-12-21 | | |
| 计算传导功率测量的辐射功率和场强 | 2019-04-18 | | |
| FCC 第 15.247 部分使用数字调制的规则系统 | 2019-04-18 | | |
| 提高晶体振荡器的准确度 | 2019-04-18 | | |
| RF 设计指南：PCB 布局和电路优化 | 2019-07-03 | | |
| SX1211 FHSS 无线星型网络 | 2018-12-21 | | |
| SX1211EVK 配置文件和说明 | 2019-04-16 | ZIP | |
| XE8000 驱动 XE1200 收发器 — 标准 API 定义 | 2019-07-03 | ZIP | |
| SM1211 Gerber、BOM 和示意图 | 2024-02-01 | ZIP | |
| SM1211 射频模块用户指南 | 2019-04-16 | | |
| SX1211-11SKA USB 入门套件用户指南 | 2019-11-12 | ZIP | |
| SX1211SK868/915 EVK 用户指南 | 2019-04-16 | | |
| 文档 | Release Date | Type | |
|---|---|---|---|
| SX1211SKA 软件（1.4 版） | 2019-11-12 | EXE | |
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Inventory
| Product | 国家/地区 | 经销商 | Qty | Buy |
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