CXA1691AS Overview
CXA1691AM/AS is a one-chip FM/AM radio IC designed for radio-cassette tape recorders.
CXA1691AS Key Features
- Small number of peripheral ponents
- Low current consumption (VCC=3 V) For FM : ID=5.8 mA (Typ.) For AM : ID=4.7 mA (Typ.)
- Built-in FM/AM select switch
- Large output of AF amplifier. VCC=6 V, EIAJ output=450 mW (Typ.) when load impedance 8 Ω Function 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)