ICL7136CQH+ - Integrated Circuit Encyclopedia Entry

Product Overview

The ICL7136CQH+ belongs to the category of integrated circuits and is commonly used in electronic measurement and control applications. This IC is known for its high precision, low power consumption, and versatile packaging options. It is typically available in a ceramic package and is essential for accurate analog-to-digital conversion in various electronic systems.

Basic Information

• Category: Integrated Circuits
• Use: Analog-to-Digital Conversion
• Characteristics: High Precision, Low Power Consumption
• Package: Ceramic
• Essence: Accurate Measurement and Control
• Packaging/Quantity: Varied based on supplier

Specifications

The ICL7136CQH+ features a 3.5-digit A/D converter with an accuracy of ±1 count. It operates over a wide temperature range and offers low noise performance, making it suitable for demanding measurement applications. The IC also includes a built-in multiplexed BCD display driver, further enhancing its utility in instrumentation designs.

Detailed Pin Configuration

The detailed pin configuration of the ICL7136CQH+ is as follows: 1. V- (Negative Supply) 2. IN+ (Non-Inverting Input) 3. IN- (Inverting Input) 4. REF OUT (Reference Output) 5. REF IN- (Reference Input) 6. REF IN+ (Reference Input) 7. AGND (Analog Ground) 8. DGND (Digital Ground) 9. D1-D4 (BCD Data Inputs) 10. CLK (Clock Input) 11. BLANK (Blanking Input) 12. STBY (Standby Mode Control) 13. A-D OUT (Analog-to-Digital Output) 14. D-P (Display Driver Output) 15. D-G (Display Driver Output) 16. D-C (Display Driver Output) 17. D-B (Display Driver Output) 18. D-A (Display Driver Output) 19. D-E (Display Driver Output) 20. D-F (Display Driver Output)

Functional Features

The ICL7136CQH+ offers precise analog-to-digital conversion with low noise and high accuracy. Its integrated display driver simplifies the design of digital panel meters and other measurement instruments. Additionally, the IC supports standby mode, enabling power-saving operation in battery-powered devices.

Advantages and Disadvantages

Advantages

• High Precision
• Low Power Consumption
• Integrated Display Driver
• Wide Temperature Range Operation

Disadvantages

• Limited Resolution (3.5 digits)
• Requires External Reference Voltage

Working Principles

The ICL7136CQH+ utilizes a successive approximation technique to convert analog input signals into digital output values. It employs an internal reference voltage to achieve accurate conversions and incorporates a multiplexed display driver to facilitate the direct interfacing of numerical displays.

Detailed Application Field Plans

The ICL7136CQH+ finds extensive use in various measurement and control applications, including: - Digital Panel Meters - Multimeters - Data Acquisition Systems - Process Control Instruments - Laboratory Equipment

Detailed and Complete Alternative Models

Several alternative models to the ICL7136CQH+ include the MAX11600, LTC2400, and ADS1115. These ICs offer similar functionality with varying resolution, power consumption, and integration features, providing designers with flexibility in selecting the most suitable component for their specific application requirements.

In conclusion, the ICL7136CQH+ is a highly reliable integrated circuit that excels in precision measurement and control applications. With its advanced features and versatile packaging options, it continues to be a preferred choice for engineers and designers seeking accurate analog-to-digital conversion solutions.

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