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CD74HC4046A - Phase-Locked Loop

General 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-Inhi

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Full PDF Text Transcription (Reference)

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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 . . . . . . . . . .