Maxim Integrated ICL7117CPL Product Overview

The ICL7117CPL is a high-performance, low-power, 3-1/2 digit analog-to-digital converter (ADC) integrated circuit brought to the market by Maxim Integrated. This precision device is designed to simplify the implementation of digital display systems by incorporating all the necessary active components for a complete digital readout system. Its versatility and ease of use make it an ideal choice for a wide range of applications, including digital multimeters, temperature measurement devices, and other instrumentation that requires a reliable digital display.

Key Features

• Integrated Display Driver: The ICL7117CPL comes with an on-chip 7-segment decoder, multiplex scan circuitry, and digit drivers which can directly drive a 7-segment display.
• High Precision: This ADC offers a high level of accuracy with a guaranteed zero reading for 0V input on all scales, ensuring precise measurements for critical applications.
• Low Power Consumption: Designed with power efficiency in mind, it operates with a typical supply current of 2mA, making it suitable for battery-operated equipment.
• Auto-Zero Function: The ICL7117CPL features an auto-zero function that continuously corrects for offset errors, providing stable readings over time and temperature variations.
• True Differential Input and Reference: It has a differential input and reference which are both fully differential, allowing for common-mode rejection and flexible reference selection to accommodate various types of input signals.
• Overrange and Underrange Signals: The device includes overrange and underrange indicators, which can be used for alarm or control purposes.

Applications

The ICL7117CPL is designed for applications that require a reliable and precise digital display output. It is commonly used in:

• Portable Instrumentation
• Digital Multimeters
• Temperature Measurement Systems
• Process Control Monitors
• Benchtop Test Equipment

In summary, the ICL7117CPL from Maxim Integrated is a versatile and accurate ADC with an integrated display driver, suitable for a variety of applications that require direct digital readouts. Its low power consumption and high precision make it a popular choice for designers looking to integrate a reliable digital interface into their systems.