Questions tagged [74hc4046]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0
votes
4answers
266 views

74HC4094 vs 74HC595

I'm planning a large display board where I'll have to display 150 7 - segment digits. Which shift register is preferred here? 74HC4094 or 74HC595 or something else since I'm planning to chain these ...
1
vote
1answer
411 views

Calculating Rs Value for 32kHz Pierce-Gate Crystal Oscillator Circuit

Edit: My primary objective is to learn the mathematical model to compute the load resistor \$R_s\$ to satisfy a given crystal's drive level, not just fixing the one instance below. I'm building a ...
5
votes
1answer
241 views

Help to translate jitter design constraint in a frequency synthesizer design with 4046 and 4017 ICs

I'm trying to design a frequency synthesizer with the old-school 4046 and 4017 ICs, with a scaling factor N = 1,5,7,10. The input signal is a square wave with adjustable frequency from 1 kHz to 10 ...
0
votes
2answers
118 views

Strange parameters in datasheet of 74HC4046

In datahseet of 74HC4046, page. 10. Why the typical value may bigger than the max. value, or lower than the min. value? I don't think it's a typo, because there are others like this, such as p. 16 ...