ICL7106 3½ Digit A/D Converter LCD Driver IC | Low Power Precision ADC | DIP/LQFP Package | Xinbole

The ICL7106 is a high-precision 3½ digit analog-to-digital converter (ADC) with integrated LCD display driver, designed for digital measurement applications requiring accuracy, stability, and ultra-low power consumption. Operating from a single low-voltage supply (typically 3V to 15V), it provides excellent measurement reliability and improved voltage flexibility compared to basic low-resolution ADC solutions.

This IC utilizes dual-slope integrating conversion technology, ensuring high noise rejection and excellent measurement stability even in electrically noisy environments. It delivers precise conversion of analog signals into digital readouts while minimizing error drift and maintaining consistent performance over time. The internal LCD driver eliminates the need for external display control circuitry, simplifying overall system design.

The Xinbole ICL7106 is optimized for low power operation, making it ideal for battery-powered digital instruments. It offers high input impedance and stable reference control, ensuring accurate voltage measurement with minimal signal loading. Its thermal stability and integrated architecture enhance long-term reliability and measurement consistency.

Available in both DIP and LQFP package options, the ICL7106 provides flexible PCB design choices for prototyping, through-hole assembly, and compact surface-mount applications. This versatility allows engineers to design cost-effective and space-efficient measurement systems.

Compared to lower-performance ADC solutions, the ICL7106 offers superior accuracy, better noise immunity, and wider operating voltage range, making it ideal for precision instrumentation.

Key Features

• 3½ digit ADC with integrated LCD driver
• Low power consumption for battery operation
• Wide supply voltage range: 3V to 15V
• High accuracy dual-slope conversion technology
• Excellent noise rejection performance
• High input impedance for precise measurements
• Integrated display driver reduces external components
• Available in DIP and LQFP packages

Applications

• Digital multimeters (DMMs)
• Panel meters and measurement instruments
• Battery-powered test equipment
• Industrial monitoring devices
• Educational electronics kits
• Voltage and current measurement systems
• Portable measuring instruments
• DIY digital measurement projects