The LM2917N-8 from Texas Instruments is a monolithic frequency to voltage converter specifically designed for automotive and industrial applications. Its primary function is to convert a variable frequency signal into a linearly proportional voltage output. The LM2917N-8 is characterized by its versatility and reliability in environments where frequency-to-voltage conversion is necessary.

Key Features

• Input Frequency Range: The device is capable of handling signals with frequencies ranging from 0 Hz to over 100 kHz, making it suitable for a broad spectrum of applications.
• Voltage Output: It provides a well-regulated voltage output that is directly proportional to the input frequency, with a typical linearity of 0.3%.
• Supply Voltage: The LM2917N-8 operates over a wide supply voltage range, from 4.5V to 28V, accommodating various system requirements.
• Package: It is available in an 8-pin PDIP (Plastic Dual-In-Line Package), which is suitable for through-hole mounting, providing ease of integration into a wide range of electronic circuits.
• Temperature Stability: The device offers excellent temperature stability for the frequency to voltage conversion function, ensuring consistent performance across a temperature range of -40°C to +125°C.
• Additional Features: The LM2917N-8 includes a frequency doubling high gain comparator that can be configured to provide a square-wave signal with a frequency proportional to the input frequency.

Applications

The LM2917N-8 is widely used in automotive applications for tachometer and speed control systems. It is also suitable for motor speed detection, frequency to voltage conversion in communication equipment, and various other industrial processes where reliable frequency to voltage conversion is required.

Quality and Reliability

As with all Texas Instruments products, the LM2917N-8 is manufactured to the highest quality standards, ensuring robust performance and longevity in demanding applications. Its design and manufacturing processes are optimized for consistent operation and durability.

For further information, including detailed specifications, application notes, and support resources, please visit the Texas Instruments official product page for the LM2917N-8.