We found this circuit in the National Semiconductor's Linear Applications Handbook of 1994. The circuit uses an operational transconductance amplifier.
The circuit in the figure is suggested by Microchip (www.microchip.com), being built around the...
We found this circuit in an old English documentation. The circuit can employ other gates and...
We found this circuit in the 1977 National Semiconductor Audio Handbook. The circuit produces a...