ICL7109CQH Series

series introduction

The **ICL7109CQH Series** is a family of high-performance, precision analog-to-digital converters (ADCs) designed for applications requiring accurate and reliable measurement of analog signals. These devices are renowned for their exceptional linearity, low noise, and robust performance, making them a preferred choice for precision instrumentation and measurement systems. The ICL7109CQH Series integrates a dual-slope conversion architecture, which ensures high accuracy and excellent noise rejection, particularly in environments with significant electromagnetic interference (EMI).

One of the standout features of the ICL7109CQH Series is its 12-bit resolution, which provides precise digitization of analog signals with minimal error. This high resolution, combined with a low offset voltage and low drift over temperature, ensures consistent performance across a wide range of operating conditions. The series supports both single-ended and differential input configurations, offering flexibility for various signal conditioning requirements. Additionally, the devices feature an onboard reference voltage and clock oscillator, reducing the need for external components and simplifying system design.

The ICL7109CQH Series is designed with a focus on ease of integration and reliability. Its compact package and low power consumption make it suitable for portable and battery-operated devices, while its robust construction ensures durability in industrial environments. The devices are also equipped with a multiplexed BCD output, enabling seamless interfacing with microcontrollers and digital systems.

Typical applications for the ICL7109CQH Series include digital multimeters, temperature measurement systems, process control instrumentation, and data acquisition systems. Its ability to deliver high accuracy and stability makes it ideal for use in medical equipment, automotive diagnostics, and laboratory instruments. Whether in consumer electronics or industrial automation, the ICL7109CQH Series provides a reliable solution for precision analog-to-digital conversion, ensuring accurate measurements and consistent performance in even the most demanding applications.