ocr: APPLICATIONS INFORMATION Design Example: FSK DECODING: 75 Baud FSK demodulator with markjspace frequencies of Figure 9: shows the basic circuit connection for FSK decoding. 1110/1170 Hz: With components reference are to defined Figures as 2: and follows: 9, the Ro and functions Co set of the external PLL Step 1: Calculate fo: fo =(110+1170(/2) = 1140 in Hz series center Irequency, Ri sets the system bandy width, and C1 sets Step 2: Choose Ro= 20 KS(18 KR fixed resistor the loop filter time constant and the loop damping factor. with 5 KS potentiometer) CF and RF form a one-pole post-detection f ...
