SA614A Description
The SA614A is an improved monolithic low-power FM IF system. It incorporates two limiting intermediate frequency amplifiers, quadrature detector, muting, logarithmic received signal strength indicator, and voltage regulator.
SA614A Key Features
- Low power consumption: 3.3 mA typical
- Temperature pensated logarithmic RSSI with a 90 dB dynamic range
- Two audio outputs
- muted and unmuted
- Low external ponent count; suitable for crystal/ceramic filters
- Excellent sensitivity: 1.5 V across inputs pins (0.22 V into 50 matching network)
- SA614A meets cellular radio specifications