The ICL7107CM44 is a high-performance, low-cost 3 1/2 digit A/D converter integrated circuit manufactured by Renesas Electronics. It's designed to directly drive common anode LED displays. This device provides a complete analog-to-digital conversion system with on-chip clock, reference, and display drivers. The ICL7107CM44 is widely used in digital panel meters, instrumentation, and other applications requiring accurate and reliable analog-to-digital conversion.

Applications

• Digital Panel Meters: Used to display analog signals in digital form in various industrial and laboratory instruments.
• Thermometers: Employed in digital thermometers to convert temperature sensor output to a digital reading.
• Voltmeters: Utilized in digital voltmeters to measure and display voltage levels.
• Ammeters: Integrated into digital ammeters to measure and display current levels.
• Scales: Used in digital scales to convert the weight sensor output to a digital weight reading.

Features

• 3 1/2 Digit A/D Converter: Provides high-resolution analog-to-digital conversion.
• Direct LED Display Drive: Directly drives common anode LED displays, simplifying display interface.
• On-Chip Clock and Reference: Includes an internal clock and reference voltage, reducing external component count.
• High Input Impedance: Offers high input impedance, minimizing loading effects on the analog input signal.
• Zero Drift: Low zero drift ensures accurate readings over temperature variations.
• Single Supply Operation: Operates from a single power supply, simplifying power supply requirements.

Benefits

• High Accuracy: Provides accurate and reliable analog-to-digital conversion.
• Low Cost: Offers a cost-effective solution for digital display applications.
• Simplified Interface: Direct LED display drive simplifies display interface and reduces component count.
• Stable Performance: Low zero drift ensures stable performance over temperature variations.
• Easy to Use: Easy to integrate into various applications due to its comprehensive features.

The ICL7107CM44 comes in a 40-pin DIP package. Its comprehensive features and low cost make it a popular choice for a wide range of digital display applications.