CXA1191
Description
The UTC CXA1191 is a one-chip FM/AM radio IC designed for radio-cassette tape recorders and headphone tape recorders.
Key Features
- Small number of peripheral components *Low current consumption (Vcc=3V) -FM: lD=5.3mA (Typ.) -AM: lD=3.4mA (Typ.) *Built-in FM/AM select switch *Large current of AF amplifier
- FUNCTIONS FM section RF amplifier, Mixer and OSC (incorporating AFC variable capacitor) IF amplifier Quadrature detection Tuning LED driver AM section RF amplifier, Mixer and OSC (with RF AGC) IF amplifier (with IF AGC) Detector Tuning LED driver AF section Electronic volume control FM muting Structure Bipolar silicon monolithic IC
