LS1691BM Overview
The LS1691BM is a one-chip FM/AM radio IC designed for radio -cassette tape recorders and headphone tape recorders.
LS1691BM Key Features
- Small number of peripheral ponents
- Low current consumption (Vcc=3V) FM: ID=5.3mA (Typ.) AM: ID=3.4mA(Typ.)
- Built-in FM/AM select switch
- Large output of AF amplifier LS1691BM FUNCTIONS FM section
- RF amplifier; Mixer and OSC (in corporating AFC variable capacitor)
- IF amplifier
- Quadrature detection
- Tuning LED driver. AM section