[time-nuts] Picket fence technique
Peter Vince
pvince at theiet.org
Sat Dec 23 10:33:58 EST 2006
>Thus a simple inexpensive single chip divider such as 74HC4017 Johnson
>counter may be used for oscillator frequencies of up to 20MHz or so.
As a slight aside, Google gave me a page with an excellent
description of Johnson counters:
http://www.vias.org/feee/shiftreg_07.html
which also had a link to a datasheet on the Texas website:
http://www-s.ti.com/sc/ds/cd74hc4017.pdf
Peter
More information about the time-nuts
mailing list