SA2104 Overview
The SA2104/SA2104S are single-chip tuner ICs that incorporate FM/AM and MPX circuits, which are designed for portable radios and 3V headphone radios. The SA2104/SA2104S are suitable for digital tuning system applications. FM local oscillation voltage is set up low relativity, for NEW FCC.
SA2104 Key Features
- Operating supply voltage range: VCC=1.8~10V (Tamb=25°C)
- For NEW FCC
- FM/AM and MPX integrated in a single-chip
- Build in FM/AM IF count buffer. FM: 1.3375MHz (1/8 dividing) AM: 450kHz
- Build in mute circuit for IF count output according to field strength
- Build in FM MPX VCO circuit
- Build in FM/AM OSC buffer output for DTS