MC74HC4046AFR1 ON Semiconductor, MC74HC4046AFR1 Datasheet
MC74HC4046AFR1
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MC74HC4046AFR1 Summary of contents
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MC74HC4046A Phase-Locked Loop High–Performance Silicon–Gate CMOS The MC74HC4046A is similar in function to the MC14046 Metal gate CMOS device. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs. The HC4046A phase–locked ...
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... Plastic DIP: – from 125 _ C SOIC Package: – from 125 _ C For high frequency or heavy load considerations, see Chapter 2 of the ON Semiconductor High–Speed CMOS Data Book (DL129/D). RECOMMENDED OPERATING CONDITIONS Î Î Î Î ...
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... Current (per Package) (VCO disabled) Pins 3, 5 and Pin 9 at GND; Input Leakage at Pins 3 and excluded NOTE: Information on typical parametric values can be found in Chapter 2 of the ON Semiconductor High–Speed CMOS Data Book (DL129/D). [Phase Comparator Section] AC ELECTRICAL CHARACTERISTICS Symbol Parameter ...
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Comparator Section] AC ELECTRICAL CHARACTERISTICS t PLH , Maximum Propagation Delay, SIG IN /COMP IN to PC3 OUT t PHL (Figure 1) t PLZ , Maximum Propagation Delay, SIG IN /COMP IN Output t PHZ Disable Time to PC2 ...
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Section] AC ELECTRICAL CHARACTERISTICS Symbol Parameter f/T Frequency Stability with Temperature Changes (Figure 13A VCO Center Frequency (Duty Factor = 50%) (Figure 14A fVCO VCO Frequency Linearity VCO Duty Factor at VCO OUT ...
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SIG IN , COMP IN INPUTS 50% t PHL 90% PCP OUT , PC1 OUT 50% PC3 OUT OUTPUTS 10% t THL Figure 1. SIG IN 50% INPUT COMP IN 50% INPUT t PLZ t PZL 50% PC2 OUT OUTPUT ...
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DETAILED CIRCUIT DESCRIPTION Voltage Controlled Oscillator/Demodulator Output The VCO requires two or three external components to operate. These are R1, R2, C1. Resistor R1 and Capacitor C1 are selected to determine the center frequency of the VCO (see typical performance ...
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Phase Comparators All three phase comparators have two inputs, SIG IN and COMP IN . The SIG IN and COMP IN have a special DC bias network that enables AC coupling of input signals. If the signals are not AC ...
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Phase Comparator 2 This detector is a digital memory network. It consists of four flip–flops and some gating logic, a three state output and a phase pulse output as shown in Figure 6. This comparator acts only on the positive ...
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V CC –1 (V) Figure 10. Input Resistance at SIG IN , COMP IN with 1 Self–Bias Point DEMOD OUT 6 =6 ...
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3 7.0 0 0.5 1.0 1.5 2.0 2.5 V VCOIN (V) Figure 14A. VCO Frequency (f VCO ) as a Function of the VCO Input Voltage (V VCOIN ...
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pF VCOIN = 1 FOR 4.5 V AND 6 VCOIN = 1 FOR 3 amb = ...
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R1=3.0 k R1= R1=20 k R1= R1=40 k R1=50 k 5.0 R1=100 k C1=39 pF R1=300 1 Figure 22. R2 versus f max ...
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APPLICATION INFORMATION The following information is a guide for approximate values of R1, R2, and C1. Figures 19, 20, and 21 should be used as references as indicated below, also the values of R1, R2, and C1 should not violate ...
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G K –T – SEATING PLANE 0.25 (0.010 16X REF 0.10 (0.004) 0.15 (0.006 L PIN 1 IDENT. ...
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... CENTRAL/SOUTH AMERICA: Spanish Phone: 303–308–7143 (Mon–Fri 8:00am to 5:00pm MST) Email: ONlit–spanish@hibbertco.com ASIA/PACIFIC: LDC for ON Semiconductor – Asia Support Phone: 303–675–2121 (Tue–Fri 9:00am to 1:00pm, Hong Kong Time) Toll Free from Hong Kong & Singapore: 001–800–4422–3781 Email: ONlit– ...