100MHz Input Mixer and 450kHz FM/AM IF Demodulator IC
Data Sheet
Features
- Wide Operating Voltage (2.2V to 9.0V)
- Low Operating Current (FM: 2.5mA at V+ =2.7V, AM SW =Low / AM and FM: 5mA at V+ =2.0V, AM SW =High)
- Maximum Mixer Input Frequency (100MHz (reference value))
- IF Frequency (450kHz (standard))
- AM/FM detector circuits selectable (AM SW= High : Simultaneous operation of AM/FM sections / AM SW= Low : FM section only)
- Built-in AGC circuit in AM section
- Bipolar Technology
- Package Outline (SSOP20)
- Wide Range RSSI (Received Signal Strength Indication)
General Description
The NJM2552 is a FM IF demodulator IC with 450kHz (standard)IF input, which operates from 2.2V to 9V supply. It includes an oscillator,mixer, limiting amplifier, FM/AM detectors, and RSSI circuit.The NJM2552 is suitable for FM /AM receivers for data / voice radio systems.
Package Information
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