Description
The LM2907, LM2917 series are monolithic frequency to voltage converters with a high gain op amp/comparator designed to operate a relay, lamp, or other load when the input frequency reaches or exceeds a selected rate.
Features
- 1.
- 2 Ground Referenced Tachometer Input Interfaces Directly With Variable Reluctance Magnetic Pickups.
- Op Amp/Comparator Has Floating Transistor Output.
- 50 mA Sink or Source to Operate Relays, Solenoids, Meters, or LEDs.
- Frequency Doubling For Low Ripple.
- Tachometer Has Built-In Hysteresis With
Either Differential Input or Ground Referenced Input.
- Built-In Zener on LM2917.
- ±0.3% Linearity Typical.
- Ground Referenced Tachometer.
LM2907-N-etcTI.pdf
