参数 | UM2455 | CC2500 | NRF24L01 |
频率 | 2.4G | 2.4G | 2.4G |
调制方式 | QPSK/DSSS | MSK | GFSK |
最大传输速率 | 625Kbps | 500Kbps | 2Mbps |
接受灵敏度 | -92dbm@625kbps | -85dbm@500kbps | -85dbm@1Mbps |
传输距离 | 100米 | 20米以上 | 10米以上 |
可靠性 | CSMA/CA | None | None |
TX电流 | 23mA | 21mA | 12.3mA |
RX电流 | 20mA | 19mA | 11.3mA |
校验 | Auto ACK | None | None |
可带终端数量 | 8 | 8 | 6 |
CRC | YES | YES | YES |
安全性 | AES 128-bit | None | None |
RSSI | YES | YES | None |
DSSS | YES | NO | NO |
Cost | Low | OK | OK |
欢迎光临 iCAx开思网 (https://www.icax.org/) | Powered by Discuz! X3.3 |