ICL7136CQH+D

Product Overview

Category

ICL7136CQH+D belongs to the category of integrated circuits (ICs).

Use

This integrated circuit is commonly used in precision analog-to-digital converters (ADCs) and digital panel meters.

Characteristics

• High accuracy: The ICL7136CQH+D offers high-resolution measurement capabilities, making it suitable for applications requiring precise measurements.
• Low power consumption: This IC is designed to operate with low power consumption, making it energy-efficient.
• Versatile: It can be used in various applications that require accurate and reliable analog-to-digital conversion.

Package

The ICL7136CQH+D is available in a compact 40-pin ceramic quad flat pack (CQFP) package.

Essence

The essence of the ICL7136CQH+D lies in its ability to convert analog signals into digital data with high precision and efficiency.

Packaging/Quantity

This IC is typically sold in reels or tubes, with a standard quantity of 25 units per reel/tube.

Specifications

• Resolution: 3.5 digits
• Supply Voltage: 4.5V to 6.5V
• Conversion Time: 100ms
• Operating Temperature Range: -40°C to +85°C
• Input Voltage Range: ±200mV
• Reference Voltage: 2.5V
• Power Consumption: 1.5mW (typical)

Detailed Pin Configuration

The ICL7136CQH+D has a total of 40 pins. Here is the detailed pin configuration:

1. VREF-
2. VREF+
3. AGND
4. REFOUT
5. INP
6. INN
7. V+
8. V-
9. REF-
10. REF+
11. AGND
12. REFOUT
13. INP
14. INN
15. V+
16. V-
17. REF-
18. REF+
19. AGND
20. REFOUT
21. INP
22. INN
23. V+
24. V-
25. REF-
26. REF+
27. AGND
28. REFOUT
29. INP
30. INN
31. V+
32. V-
33. REF-
34. REF+
35. AGND
36. REFOUT
37. INP
38. INN
39. V+
40. V-

Functional Features

• High-resolution ADC: The ICL7136CQH+D provides a 3.5-digit resolution, enabling accurate measurement of analog signals.
• Internal reference voltage: It incorporates an internal 2.5V reference voltage, eliminating the need for an external reference source.
• Low power consumption: This IC is designed to operate with low power consumption, making it suitable for battery-powered applications.
• Overrange indication: It features an overrange indicator that alerts the user when the input signal exceeds the specified range.

Advantages and Disadvantages

Advantages

• High accuracy and resolution
• Low power consumption
• Integrated reference voltage
• Overrange indication for improved usability

Disadvantages

• Limited input voltage range (±200mV)
• Relatively long conversion time (100ms)

Working Principles

The ICL7136CQH+D utilizes a successive approximation technique to convert analog signals into digital data. It employs an internal reference voltage and a precision analog front-end to accurately measure the input voltage. The successive approximation algorithm iteratively approximates the digital representation of the analog signal until the desired resolution is achieved.

Detailed Application Field Plans

The ICL7136CQH+D finds applications in various fields, including: 1. Digital panel meters 2. Data acquisition systems 3. Industrial process control 4. Medical instrumentation 5. Laboratory equipment

Detailed and Complete Alternative Models

Here are some alternative models that offer similar functionality to the ICL7136CQH+D: - MAX1161 - LTC2400 - ADS1115 - MCP3424 - AD7791

These alternatives provide comparable accuracy, resolution, and features, making them suitable replacements for the ICL7136CQH+D in different applications.

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