← All parts
Frequency To Voltage Converter
LM2917
ic amplifier
The LM2907-N and LM2917-N are frequency-to-voltage converters with versatile configurations for tachometer inputs, op amp inputs, and active filter conditioning. They include an internal shunt regulator to stabilize operations.
In stock
Specifications
2- Operating Voltage
- Not explicitly stated, but typically operates on standard supply voltages like 5V or 12V. -
- Package
- 8-Pin PDIP and SOIC -
Pinout
9| Pin | Name | Functions | Notes |
|---|---|---|---|
| 5 | COL | GPIO | Collector of the bipolar junction transistor |
| 2 | CP1 | GPIO | Capacitor charging and discharging for frequency detection |
| 3 | CP2/IN+ | GPIO | Shared with CP1, used in RC networks for frequency doubling |
| 4 | EMIT | GPIO | Emitter of the bipolar junction transistor |
| — | GND | POWERGND | Ground reference for all signals |
| 7 | IN+ | ADC | Non-inverting input to the high-gain op amp |
| 6 | V+ | POWER | Supply voltage for operation |
| 1 | TACH+ | ADC | Positive terminal of the tachometer input signal |
| 8 | TACH-/GND | POWERGND | Negative terminal and ground for the tachometer input |
Interactive pinout
Highlight:
LM2917
Click a pin to copy its name · tap a tag above to spotlight a bus.
Related parts
6Related chips
- 2.5 V Integrated Reference CircuitsLM336
- 2.5W Audio Power AmplifierLM380
- 3-Terminal Adjustable Current SourceLM334
- 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt TechnologyPIC16F914
- Audio Amplifiers SoundPlus(TM) Hi-Perf Aud Oper Amp 8MHzOPA2134PA
- Difet Electrometer-Grade Operational AmplifierOPA128LM/SM