第16章 FM收音机推广3(第1页)
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张老板双手拿着Fm芯片资料文档(datasheet),仔细地翻看着资料上列出的芯片参数,并且,连出啧啧啧的惊叹声音!
这芯片的功耗真是太牛了!
这芯片输入1。5V低电压,还能正常工作,这芯片技术真是太先进了,
这芯片接收灵敏度太高了,抗干扰能力太好了!真是太强大了!
…
就这样,张老板带着震惊的态度,一页翻看一页,非常仔细看着,观看一页大约两百字,差不多用了5分钟,生怕漏看一个细节。
…
不过,这也从另外一个面可以看出,对于一个来料电子加工厂的老板,对使用新的芯片,是带有非常谨慎的态度!也容不得出半点错误!
当翻到Fm芯片的封装时,有插件和贴片两种封装,张老板就好奇地问道:“这芯片有两种封装,功能是一样吗?价格是一样?”
李飞说道:“这Fm芯片两款封装的价格和功能都是一样,不过,不同的是,贴片式封装适合做微型收音机,总成本是很低,
而插件式封装适合外接Fm天线(拉杆天线),再外接喇叭,适合外放收音机,但成本相对要高。”
(注:在收音机pcB板上用贴片式封装的电子电阻,一般是o6o3规格的封装。而插件式电阻封装要大很多,电阻封装一般采用14功率的规格,并且Fm芯片的插件封装也比贴片封装要大。)
张老板说:“原来是这样,贴片式封装适合做微型收音机,用耳机做天线,这插件式封装适合做带外放的收音机,需要外带天线,”
“那么,这天线除了是能用拉杆天线,用内置磁棒绕线的天线可以?”
李飞点头说道:“内置和外置天线都可以!一般看你如何设计结构!不过,我公司是建议用外置拉杆天线”
听完李飞的解释说明后,张老板就非常满意,并继续仔细翻看着芯片资料,
当翻看到芯片工作原理,以及整机工作原理的一页时,张老板赞叹道:
“这芯片资料写得太详细了,就算我是一个外行人也能看得懂!”
李飞客气又简单地说:“张老板过奖了,”
…
张老板对这芯片十分满意,就带着轻松的表情,翻看芯片资料文档最后一页,
芯片资料文档的最后一页写的是李飞的公司地址,以及联系方式,
不过,当张老板准备合上芯片资料文档时,注意到李飞的公司地址以及联系方式,下面有一行字,并且打印字体是加粗:
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