ICL7106CQH-D

Product Overview

Category: Integrated Circuit (IC)

Use: The ICL7106CQH-D is a high-performance, 3.5-digit analog-to-digital converter (ADC) designed for use in various electronic applications. It provides accurate and reliable conversion of analog signals into digital data.

Characteristics: - High precision: The ICL7106CQH-D offers excellent accuracy with a resolution of 3.5 digits, making it suitable for applications requiring precise measurements. - Low power consumption: This IC is designed to operate efficiently with low power consumption, making it ideal for battery-powered devices. - Easy integration: The ICL7106CQH-D can be easily integrated into existing electronic systems due to its compact size and compatibility with standard electronic components. - Wide operating voltage range: It operates within a wide voltage range, allowing flexibility in various power supply configurations.

Package: The ICL7106CQH-D is available in a compact and durable ceramic quad flat pack (CQFP) package, which ensures protection against environmental factors such as moisture and temperature variations.

Essence: The essence of the ICL7106CQH-D lies in its ability to accurately convert analog signals into digital data, enabling precise measurements and control in electronic systems.

Packaging/Quantity: The ICL7106CQH-D is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs, usually ranging from 100 to 500 units.

Specifications

• Resolution: 3.5 digits
• Conversion rate: Up to 3 conversions per second
• Operating voltage range: 4V to 6V
• Power consumption: Less than 10mW
• Input voltage range: -0.3V to +2.8V
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The ICL7106CQH-D features a total of 40 pins, each serving a specific function. The pin configuration is as follows:

1. V+ (Positive Power Supply)
2. V- (Negative Power Supply)
3. REF HI (Reference Voltage High)
4. REF LO (Reference Voltage Low)
5. IN HI (Input Voltage High)
6. IN LO (Input Voltage Low)
7. A/D OUT (Analog-to-Digital Converter Output)
8. AGND (Analog Ground)
9. DGND (Digital Ground)
10. CLK (Clock Input)
11. STB (Strobe Input)
12. TEST (Test Mode Input)
13. D1-D7 (Data Output Bits)
14. DP (Decimal Point Output) 15-40. NC (No Connection)

Functional Features

• High accuracy: The ICL7106CQH-D provides precise and reliable conversion of analog signals into digital data, ensuring accurate measurements.
• Low noise: It features low noise characteristics, minimizing interference and improving signal quality.
• Overrange indication: The IC includes an overrange indicator that alerts the user when the input signal exceeds the specified range.
• Auto-zeroing: The ICL7106CQH-D incorporates an auto-zeroing function, which eliminates offset errors and enhances measurement accuracy.
• Multiplexed display: It supports multiplexed display capability, allowing multiple digits to be displayed sequentially.

Advantages and Disadvantages

Advantages: - High precision and accuracy - Low power consumption - Compact size for easy integration - Wide operating voltage range - Overrange indication for enhanced safety - Auto-zeroing feature for improved accuracy

Disadvantages: - Limited resolution compared to higher-end ADCs - Not suitable for applications requiring extremely high-speed conversions

Working Principles

The ICL7106CQH-D operates based on the principle of successive approximation. It converts analog signals into digital data by comparing the input voltage with a reference voltage and iteratively adjusting the conversion process until an accurate digital representation is achieved.

The IC utilizes an internal clock to control the conversion process, and the resulting digital data is then available at the output pins for further processing or display.

Detailed Application Field Plans

The ICL7106CQH-D finds application in various fields where accurate analog-to-digital conversion is required. Some of the common application areas include:

1. Digital multimeters: The IC is widely used in digital multimeters to measure voltage, current, and resistance accurately.
2. Data acquisition systems: It is employed in data acquisition systems to convert analog sensor signals into digital data for analysis and processing.
3. Industrial automation: The ICL7106CQH-D plays a crucial role in industrial automation systems, enabling precise measurement and control of various parameters.
4. Medical equipment: It is utilized in medical devices such as patient monitors and diagnostic instruments