BK4802
目录
1
功能描述 ............................................................................................................................4
1.1
1.2
1.2.1
概述 .................................................................................................................4
射频收发器.......................................................................................................4
射频接收机...............................................................................................4
射频发射机...............................................................................................5
频率综合器...............................................................................................6
收发开关 ..................................................................................................7
晶体振荡器.......................................................................................................7
在片稳压器.......................................................................................................9
电源去耦 ........................................................................................................10
模拟音频 ........................................................................................................10
接收音频 ................................................................................................10
发射音频 ................................................................................................10
音量控制与静噪等级选择................................................................................11
接收基带 ........................................................................................................11
接收音频通路 .........................................................................................11
幅移键控解调 .........................................................................................12
发射基带 ........................................................................................................12
1.2.2
1.2.3
1.2.4
1.3
1.4
1.5
1.6
1.6.1
1.6.2
1.7
1.8
1.8.1
1.8.2
1.9
1.10 I2C 接口.........................................................................................................12
1.11 寄存器参数更新..............................................................................................13
电气特性 ..........................................................................................................................14
2
2.1
2.2
2.3
2.4
2.5
2.6
2.7
绝对最大定额值..............................................................................................14
建议工作条件 .................................................................................................14
功耗规格 ........................................................................................................14
接收机特性.....................................................................................................15
发射机特性.....................................................................................................16
内置频点 ........................................................................................................16
I2C 接口特性..................................................................................................17
3
4
5
6
7
寄存器定义.......................................................................................................................18
引脚定义 ..........................................................................................................................20
典型应用原理图 ...............................................................................................................22
封装信息 ..........................................................................................................................23
卷带信息 ..........................................................................................................................25
7.1
7.2
7.3
包装带信息.....................................................................................................25
包装带覆膜信息..............................................................................................26
包装卷信息.....................................................................................................27
8
9
回流焊信息.......................................................................................................................28
订购信息 ..........................................................................................................................29
10 其它参考资料...................................................................................................................30
11 更新记录 ..........................................................................................................................31
12 联系方式 ..........................................................................................................................32
ETC [ ETC ]
