SD4002

Single power supply of 5V±10%
Built-in prescaler (200MHz MAX. Vin=0.3V_PP ), IF counter and LCD driver (1/2 duty, 1/2 bias, frame frequency:100Hz)
Capable of receiving FM and MW in the whole world and LW in Europe.
Tuning function ... Manual tuning, auto-tuning (seek and scan) and preset memory scan.
Independent preset memory programming by six buttons for up to 18FM stations (sixFM1, FM2 and FM3 stations each), up to 12 MW stations (six MW1 and MW2 stations each), up to six    LW stations and VF broadcasting stations.
Each last channel memory for FM : 3, MW:1 and VF : 1
VF auto-tuning (SK signal search) with DK stand-by function.
Control output of MTL (METAL), NR1 (NOISE REDUCTION), NR2 and AMS (AUTO MUSIC SEARCH) and its display.
Automatic preset station memory function
Loudness control output and its display
Built-in 12 hour/24 hour clock display function (possible to set no clock)

The SD4002 is CMOS LSI chips developed for world-wide FM / MW / LW tuning with PLL frequency  synthesizer system.  The SD4002 can make a compact and high performance FM / MW / LW tuner with clock function for high-end car stereo,   home stereo and so on because these CMOS LSIs are in  64-pin QFP package with built-in PLL frequency synthesizer, controller,  200 MHz prescaler, LCD  driver and IF counter.