GENERAL DESCRIPTION
The NJM2549 is a wide band IF IC with a maximum IF input frequency of 15 MHz.
It includes an IF Amplifier, Quadrature Detector, RSSI and IF Balanced Output.

MAIN APPLICATIONS
● RF ID
● Radar detector
● Wireless Infrared Communication System
● Voice Transmission System
● A few MHz band Signal Detector

FEATURES
● Wide Range Operating Voltage 2.7V to 9V (recommended supply voltage)
● Low Operating Current 3mA (standard)
● Wide Range IF Input Frequency 10.7MHz (standard) 100kHz to 15MHz (reference value)
● Wide Band FM Detector Range DC to 1MHz (reference value)
● RSSI Quick Response
● High FM Detection Sensitivity 22dBuV (- 3dB Limiting Sensitivity)
● IF Amplifier with Balanced Output
● Bipolar Technology
● Package Outline TVSP10