参数资料
型号: MRF24J40MBT-I/RM
厂商: Microchip Technology
文件页数: 7/34页
文件大小: 0K
描述: IC TXRX 2.4GHZ 802.15.4
标准包装: 350
频率: 2.4GHz
数据传输率 - 最大: 250kbps
调制或协议: 802.15.4
功率 - 输出: 20dBm
灵敏度: -102dBm
电源电压: 2.4 V ~ 3.6 V
电流 - 接收: 25mA
电流 - 传输: 130mA
数据接口: PCB,表面贴装
天线连接器: 板载,跟踪
工作温度: -40°C ~ 85°C
封装/外壳: 模块
包装: 带卷 (TR)
MRF24J40MB
1.2
Mounting Details
FIGURE 1-4:
RECOMMENDED PCB
The MRF24J40MB is a surface mountable module.
Module dimensions are shown in Figure 1-3. The
module Printed Circuit Board (PCB) is 0.032" thick with
castellated mounting points on the edge. Figure 1-4 is
a recommended host PCB footprint for the
MRF24J40MB.
The MRF24J40MB has an integrated PCB antenna.
For the best performance, follow the mounting details
shown in Figure 1-5. It is recommended that the
module be mounted on the edge of the host PCB, and
an area around the antenna, approximately 1.2", be
kept clear of metal objects. A host PCB ground plane
around the MRF24J40MB acts as a counterpoise to the
PCB antenna. It is recommended to extend the ground
plane at least 0.4" around the module.
FOOTPRINT
FIGURE 1-3:
MODULE DETAILS
? 2009 Microchip Technology Inc.
Preliminary
DS70599B-page 5
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