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)