DESCRIPTION
FEATURES
* FM input with pre-scalar for radio frequency up to 150 MHz * AM input for radio frequency up to 30 MHz * 3 common, 13 segment, 1/3 bias LCD display drivers which supports 4 digits LCD display * On chip oscillator for external 32.768kHz crystal * 10.7 MHz / 70 kHz I.F. frequency offset for FM signal and 455kHz I.F. frequency offset for AM signal * Internal real time clock in 12 hour display mode * Selectable clock or frequency display * 1.8V to 3.3V supply voltage QFP44-10 x10-0.8 ORDERING INFORMATIOM BLOCK DIAGRAM AVDD VDD COM1 COM2 COM3 SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 FMIN AMI N AM/FM_SEL IF70K RANGE AMP AMP PRESCALER DIV. BY 10 TIMMING CTL M U X LCD DRIVER IF FREQ OFFSET
Silan
