Frequency to Voltage Converter IC – NTE995

Precision Frequency to Voltage Conversion for Industrial and Automotive Applications

The NTE995 frequency to voltage converter is an integrated circuit designed for accurate and reliable frequency measurement and conversion. Ideal for engineers and technical specialists, this IC delivers dependable performance in demanding environments. Common applications include speedometers, tachometers, automotive control circuits, industrial process controls, and sound or touch switches.

Key Features and Benefits

• Monolithic frequency to voltage converter IC for accurate frequency-to-analog signal conversion
• High-gain op-amp and comparator integration for stable, linear operation
• Ground-referenced tachometer input—interfaces easily with variable reluctance magnetic pickups
• Charge pump design doubles frequency for reduced output ripple
• Floating transistor output capable of sourcing or sinking up to 50mA—suitable for driving meters, relays, solenoids, or LEDs
• Integrated zener regulation ensures improved output stability and reliability
• Excellent linearity (typically ±0.3%) over operating range

Technical Specifications

• Supply Voltage: Up to 28V
• Maximum Output Current: 50mA
• Linearity: ±0.3% (typical)
• Operating Temperature Range: -40°C to +85°C
• Package: 14-pin DIP
• Part Number: NTE995
• Quantity per package: 1

Typical Applications

• Rotational speed sensing (speedometers/tachometers)
• Automotive control circuits (cruise control, door locks, governors)
• Industrial meters and process controls
• Touch and sound switches
• Hand-held test instruments

Usage Instructions

For optimal performance, connect the ground-referenced input directly to a variable reluctance magnetic pickup or equivalent frequency source. Use the floating transistor output to drive your load of choice; it is capable of sinking or sourcing up to 50mA. Ensure correct supply voltage and observe polarity. For precision applications, review circuit recommendations for calibration and frequency-to-voltage scaling.

Vetco Electronics offers the NTE995 frequency to voltage converter IC for engineers and professionals seeking robust, linear, and reliable frequency-to-voltage conversion in their projects.

This part is the equivalent replacement for the following:

1826-0842, 2917N, 610020-917, AMX4181, CS2917, CS2917-D14, CS2917D14, ECG995, LM2907, LM2907N, LM2917, LM2917N, NTE995, SK9209, SK9209/995, XR-2917, XR2917, XR-2917CP, XR2917CP