CD74HCT7046A

Data sheet acquired from Harris Semiconductor SCHS218C February 1998 - Revised October 2003 CD74HC7046A, CD74HCT7046A Phase-Locked Loop with VCO and Lock Detector [ /Title (CD74 HC704 6A, CD74 HCT70 46A) /Subject (PhaseLocked Loop Features Description Center Frequency of 18MHz (Typ) at VCC = 5V, Minimum Center Frequency of 12MHz at VCC = 4.5V Choice of Two Phase Comparators - Exclusive-OR - Edge-Triggered JK Flip-Flop Excellent VCO Frequency Linearity VCO-Inhibit Control for ON/OFF Keying and for Low Standby Power Consumption Minimal Frequency Drift Zero Voltage Offset Due to Op-Amp Buffer Operating Power-Supply Voltage Range - VCO Section . . . . . . . . . . . . . . . . . . . . . . . . . . 3V to 6V - Digital Section . . . . . . . . . . . . . . . . . . . . . . . . 2V to 6V Fanout (Over Temperature Range) - Standard Outputs . . . . . . . . . . . . . . . 10 LSTTL Loads - Bus Driver Outputs . . . . . . . . . . . . . 15 LSTTL Loads Wide Operating Temperature Range . . . -55oC to 125oC Balanced Propagation Delay and Transition Times Significant Power Reduction Compared to LSTTL Logic ICs HC Types - 2V to 6V Operation - High Noise Immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5V HCT Types - 4.5V to 5.5V Operation - Direct LSTTL Input Logic Compatibility, VIL= 0.8V (Max), VIH = 2V (Min) - CMOS Input Compatibility, Il ≤ 1µA at VOL, VOH Applications FM Modulation and Demodulation Frequency Synthesis and Multiplication Frequency Discrimination Ton...