型号:DHF445 

　　品牌:Intochips（韩国）

　　描述:中频检测IC

　　封装:TSSOP-16 0.65mm pitch

　　可替换型号:TOSHIBA的TA31136,AGA的AA32416,GAINTECH的GT3136。

　　特性:低工作电压 1.8V~5.5V, 宽混频器工作频率10MHz~300MHz，优良的温度特性，高灵敏度，陶瓷和线圈鉴别器可用的正交检波器，高截取点（98dBuV），内置噪音检测电路，RSSI功能，PIN TO PIN直接替代TA31136。

　　用途:用于无线电话系统，手持无线通讯，无线模块，其他无线通讯系统

　　The DHF445 is a low operation voltage FM IF detector IC. It consists of mixer, IF amplifier, RSSI circuit, quadrature detector and noise detector. It is available in a 16-pin TSSOP plastic package.

　　Features 

　　Low operating voltage (1.8V ~ 5.5V) 

　　Wide mixer operating frequency (10MHz to 300MHz) 

　　Excellent temperature characteristics 

　　High sensitivity 

　　Ceramic and coil discriminators usable quadrature detector 

　　High intercept point (98dBuV) 

　　Built-in noise detection circuit 

　　RSSI function 

　　TSSOP16 package (Pb-free and RoHS compliant) 

　　TA31136 compatible (drop-in replacement)