rf-zm-1338a 模块是基于ti公司cc2530芯片研发的低功耗zigbee射频模块，可广泛应用于短距离无线通信组网领域，具有功耗低、体积小、抗干扰能力强等特点。模块使用射频专用高介电常数、低损耗板材，并用四层板布线;电容电感器件采用高精度、高q村田grm系列;使用板载电源滤波电路和射频优化匹配电路，模块具有更好的 稳定性和更远的传输距离。另模块可外加屏蔽罩，增加抗干扰能力，以达到工业级应用要求。
| item | rf-zm-1338a |
| working voltage | 2.0-3.6v |
| working frequency | 2394mhz-2507mhz |
| output power | 3dbm |
| receiving sensitivity | -85dbm |
| frequency error | ±20khz |
| transmitting current | 29ma |
| receiving current | 24ma |
| standby current | pm1:<200μa pm2:<2μa pm3:<1μa |
| transmit distance | under test |
| operation temperature | -20°c ~ 60°c |
| storage temperature | -40°c ~ 125°c |
实测功耗
从不以理论值代替实际值宣传
实测距离
在天气情况 空旷可视 距地约为2米的郊区进行测试
高低温
能够适应各种恶劣环境
应用场景
引脚图
| pin no | chip pin name | function | description |
| 1 | - | ant | rf output interface |
| 2 | gnd | gnd | module to the ground |
| 3 | gnd | gnd | module to the ground |
| 4 | vcc | 2.0-3.3v | power supply voltage of 2.0v to 3.6v |
| 5 | p2_2 | dc | debugging interface dc |
| 6 | p2_1 | dd | debugging interface dd |
| 7 | reset | reset | the reset pin of module，effective at low level |
| 8 | p2_0 | i/o | |
| 9 | p1_7 | i/o | |
| 10 | p1_6 | i/o | |
| 11 | p1_5 | i/o | |
| 12 | p1_4 | i/o | rf-zm-1738a module with pa/lna.this pin is used to control the pa/lna chip,so the 12th pin of rf-zm-1738a is nc pin |
| 13 | p1_3 | i/o | |
| 14 | p1_2 | i/o | |
| 15 | p1_1 | i/o | rf-zm-1738a with pa/lna.this pin is used to contorl the pa/lna chip,so the 15th pin of rf-zm-1738a is nc pin |
| 16 | p1_0 | i/o | |
| 17 | p0_7 | i/o | rf-zm-1738a with pa/lna.this pin is used to contorl the pa/lna chip,so the 17th pin of rf-zm-1738a is nc pin |
| 18 | p0_6 | i/o |
设计.仿真
良好的性能来源于全局仿真介入
真正的好产品 都是"精打细算"设计而出，强大的设计能力才能做出好产品
设计.天线
天线是通信系统关键环节
好的天线是通信系统稳定的核心竞争力
实力认证
九年技术积累 领跑无线行业
机械尺寸
引脚定义
| pin no | chip pin name | function | description |
| 1 | - | ant | rf output interface |
| 2 | gnd | gnd | module to the ground |
| 3 | gnd | gnd | module to the ground |
| 4 | vcc | 2.0-3.3v | power supply voltage of 2.0v to 3.6v |
| 5 | p2_2 | dc | debugging interface dc |
| 6 | p2_1 | dd | debugging interface dd |
| 7 | reset | reset | the reset pin of module，effective at low level |
| 8 | p2_0 | i/o | |
| 9 | p1_7 | i/o | |
| 10 | p1_6 | i/o | |
| 11 | p1_5 | i/o | |
| 12 | p1_4 | i/o | rf-zm-1738a module with pa/lna.this pin is used to control the pa/lna chip,so the 12th pin of rf-zm-1738a is nc pin |
| 13 | p1_3 | i/o | |
| 14 | p1_2 | i/o | |
| 15 | p1_1 | i/o | rf-zm-1738a with pa/lna.this pin is used to contorl the pa/lna chip,so the 15th pin of rf-zm-1738a is nc pin |
| 16 | p1_0 | i/o | |
| 17 | p0_7 | i/o | rf-zm-1738a with pa/lna.this pin is used to contorl the pa/lna chip,so the 17th pin of rf-zm-1738a is nc pin |
| 18 | p0_6 | i/o |
