The ICL7107CQH is a high-performance, low-power, 3½ digit analog-to-digital converter (ADC) produced by Maxim Integrated. This integrated circuit (IC) is designed to interface directly with a liquid crystal display (LCD) and is capable of converting an analog input signal to a digital representation with a decimal point that can be positioned on the display as required.

This ADC is well-suited for a wide range of applications, including portable instruments, digital multimeters, temperature measurement devices, and any other system that requires a direct digital readout of an analog signal. The ICL7107CQH provides a versatile solution for designers seeking a reliable and accurate ADC with an integrated LCD driver.

Features

• Integrated LCD Driver: The ICL7107CQH includes an onboard LCD driver, reducing the need for additional components and simplifying the design process.
• Low Power Consumption: With its low power requirements, this ADC is ideal for battery-operated devices, ensuring long operational life and reduced power costs.
• High Accuracy: The device offers a high level of accuracy, with a resolution of 3½ digits, making it suitable for precision measurements.
• Auto-Zeroing Feature: The auto-zeroing function eliminates the need for external zero adjustments and ensures consistent performance.
• True Differential Inputs: The true differential inputs provide improved noise rejection and allow for differential signal measurements.
• Overrange and Underrange Indications: The ICL7107CQH can indicate if the input signal is out of range, providing additional utility for the user.

Technical Specifications

• Supply Voltage: Typically ±5V
• Operating Temperature Range: 0°C to +70°C
• Package: 40-Pin QFP (Quad Flat Package)

The ICL7107CQH is a testament to Maxim Integrated's commitment to providing innovative, high-quality integrated circuits. Its combination of features makes it a versatile choice for designers looking to create sophisticated, yet user-friendly digital displays in their products.