The BA4116FV is an IC with mixing circuit, IF circuit, FM detector circuit, RSSI circuit, and noise detector circuit. As it can operate at low voltages, it is ideal for use in cordless phones.

Features
1) Input frequencies of 10MHz to 150MHz can be accommodated.
2) Low-voltage operation. (1.8 to 5.5V)
3) Excellent temperature characteristic.
4) High sensitivity; 12dB SINAD sensitivity = 8dBµVEMF (50 Ω)
5) High intercept point. (–11dBm)
6) Small package used. (0.65mm pitch)

Applications
    Cordless phones, amateur short wave radios, and other portable wireless equipment