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Data sheet acquired from Harris Semiconductor SCHS204J
February 1998 - Revised December 2003
CD54HC4046A, CD74HC4046A, CD54HCT4046A, CD74HCT4046A
High-Speed CMOS Logic Phase-Locked Loop with VCO
[ /Title (CD74 HC404 6A, CD74 HCT40 46A) /Subject (HighSpeed CMOS
Features
Description
• Operating Frequency Range - Up to 18MHz (Typ) at VCC = 5V - Minimum Center Frequency of 12MHz at VCC = 4.5V
• Choice of Three Phase Comparators - EXCLUSIVE-OR - Edge-Triggered JK Flip-Flop - Edge-Triggered RS Flip-Flop
• Excellent VCO Frequency Linearity
• VCO-Inhibit Control for ON/OFF Keying and for Low Standby Power Consumption
• Minimal Frequency Drift
• Operating Power Supply Voltage Range - VCO Section . . . . . . . . . . . . . . . . . . . . . . . . . . 3V to 6V - Digital Section . . . . . . . . . .