The ICL7107CMH+T is a specialized analog-to-digital converter (ADC) integrated circuit manufactured by Analog Devices/Maxim Integrated, designed specifically for 3.5-digit display applications in the data acquisition sector. This single-channel ADC addresses the design challenge of providing accurate analog-to-digital conversion with direct display driving capability, eliminating the need for separate display decoder circuits in measurement and instrumentation applications.
The device operates on a single 5V power supply and functions within an operating temperature range of 0°C to 70°C, making it suitable for standard commercial applications. Its 3.5-digit resolution provides precise measurement capability with automatic polarity detection and display blanking features. The IC is housed in a compact 44-MQFP (10x10mm) surface-mount package, facilitating modern PCB assembly processes and space-efficient designs.
The primary advantages of this ADC include its integrated display driver functionality, which directly interfaces with 7-segment LED displays without requiring additional components, built-in reference voltage generation, automatic zero correction, and low power consumption characteristics. The device incorporates dual-slope integration conversion methodology, ensuring high noise immunity and excellent accuracy for DC measurements.
This ADC finds extensive application in digital panel meters, digital voltmeters, multimeters, process control instruments, battery monitors, temperature measurement systems, and various portable measurement devices where direct numeric display is required. Its compatibility extends to standard 7-segment LED displays and can interface with microcontroller systems for enhanced functionality.
The product is supplied in tape and reel packaging with a quantity of 2679 units and maintains RoHS3 compliance for environmental standards. The base product number ICL7107 represents a family of similar converters with different package options and specifications.
Equivalent and alternative models include the ICL7106 (LCD display driver version), ICL7107CPL+ (DIP package variant), ICL7107CQH+D (ceramic package option), MAX7219 (LED display driver with SPI interface), ICL7135 (4.5-digit precision version), CA3162/CA3161 combination (BCD output ADC with display driver), and the more modern MAX1492 (single-supply precision ADC). Other alternatives include the ICL7129 (microprocessor-compatible version), LTC2400 series (high-resolution sigma-delta ADCs), and various microcontroller-integrated ADC solutions that can provide similar functionality with additional processing capabilities.
ICL7107CMH+T Key Technical Attributes
ICL7107CMH+T
Integrated Circuits (ICs)
Data Acquisition - ADCs/DACs - Special Purpose
ICL7107CMH+T Packing Size
This model is supplied in a 44-MQFP (Metric Quad Flat Package) with a footprint of 10x10 mm, designed for efficient surface mounting. The tape & reel (TR) packaging is optimized for automated assembly processes and supports safe handling during mass production. The 44-MQFP format delivers robust mechanical stability and a clear pinout with well-marked leads, ensuring correct placement and alignment during PCB assembly.
Type, Material, Size, and Pin Configuration
The 44-QFP (Quad Flat Package) is fabricated from high-quality plastics, providing insulation and environmental protection. It includes 44 pins arranged around the package, which facilitate direct board integration and enable a single-channel, 3.5-digit ADC function. The pin configuration supports standard interface connections requisite for digital display ADCs, providing flexibility in end application layouts.
Thermal Characteristics and Electrical Properties
Maintains reliable operation across the commercial temperature range of 0°C to 70°C, ensuring optimal functionality in standard indoor environments. Designed for a single 5V supply source with low power consumption, this component delivers stable performance, minimizing thermal footprint and ensuring efficiency for extended operational periods.
ICL7107CMH+T Application
Ideal for digital voltmeters, panel meters, instrumentation systems, and portable data acquisition devices that demand straightforward, accurate, and compact digital-to-analog conversion. Frequently chosen for measurement and display applications in laboratory, industrial, and consumer electronics due to its integrated display driver capabilities and ease of use.
ICL7107CMH+T Features
The ICL7107CMH+T boasts a high-integration design, providing a complete dual-slope analog-to-digital converter and LED display driver in a single IC. It offers a resolution of 3.5 digits, making it suitable for up to ±1999 count displays. Single-supply operation at 5V ensures compatibility with embedded systems and reduces circuit complexity. The low input bias current allows for precise measurements, even with high-resistance sensors. Built-in reference and clock circuitry further minimize the need for external components, simplifying design and enhancing reliability. The 44-MQFP packaging allows space-saving, surface-mount assembly, optimal for high-density PCB layouts in modern instrumentation.
ICL7107CMH+T Quality and Safety Features
Compliant with ROHS3 environmental standards, the ICL7107CMH+T ensures low levels of hazardous substances, making it safe for use in environmentally conscious applications. Analog Devices / Maxim Integrated implements stringent quality controls during manufacturing, ensuring every device meets rigorous international performance and safety criteria. The robust packaging protects the device during transport and assembly, while the device itself is built to withstand normal electrical and thermal stresses present in most electronics.
ICL7107CMH+T Compatibility
The ICL7107CMH+T shares pinout and functional compatibility with the broader ICL7107 series, supporting system upgrades and direct replacements with minimal board redesign. Its single-channel architecture and standard supply voltage make it compatible with various microprocessor and microcontroller systems, especially those requiring compact, integrated ADC-display solutions. It’s designed to interface seamlessly with most modern electronic components and PCB designs adopting surface-mount technology.
ICL7107CMH+T Datasheet PDF
Our website provides the most authoritative and up-to-date datasheet for the ICL7107CMH+T product model. We strongly recommend that customers download the comprehensive datasheet directly from this page to access detailed technical specifications, application guides, and reference designs essential for successful implementation.
Quality Distributor
IC-Components is proud to be a premium distributor of Analog Devices / Maxim Integrated components. We guarantee original products with competitive pricing and rapid shipping. For the best service and latest stock information, we invite customers to request a quote for the ICL7107CMH+T on our website today. Trust IC-Components for all your high-quality, genuine component needs.
