[time-nuts] Need tiny 5MHz 10x amplifier

Cash Olsen radio.kd5ssj at gmail.com
Sun Nov 29 17:15:29 EST 2015

How about a part like a:

With a DC blocking capacitor the part should be self-biasing and give logic
S. Cash Olsen KD5SSJ
ARRL Technical Specialist

On Sat, Nov 28, 2015 at 7:35 PM, Poul-Henning Kamp <phk at phk.freebsd.dk>

> I need to convert a 5MHz 0.2Vpp AC coupled sine signal to a 3.3V
> CMOS compatible logic signal.
> The "default" comparator based circuit either requires a negative
> supply or 4 resitors for biasing the input and setting the zero level.
> (The hysteresis resistor is the same in both cases).
> Since space is a bit tight, I've been trying to find something like
> a "x10 self-biasing amplifier" but without luck.
> Any good ideas ?
> --
> Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
> phk at FreeBSD.ORG         | TCP/IP since RFC 956
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