ICL7109CQH+TD

Product Overview

Category

The ICL7109CQH+TD belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in electronic devices for analog-to-digital conversion.

Characteristics

• High precision: The ICL7109CQH+TD offers high accuracy in converting analog signals to digital values.
• Low power consumption: This IC is designed to operate with minimal power requirements.
• Wide operating voltage range: It can function within a wide range of input voltages.
• Compact package: The ICL7109CQH+TD is available in a compact and convenient package.

Package

The ICL7109CQH+TD is typically packaged in a small outline integrated circuit (SOIC) package.

Essence

The essence of the ICL7109CQH+TD lies in its ability to accurately convert analog signals into digital data, making it suitable for various applications.

Packaging/Quantity

This IC is usually supplied in reels or tubes, with a typical quantity of 250 units per reel/tube.

Specifications

• Resolution: 12 bits
• Input Voltage Range: ±200mV
• Operating Voltage Range: 4.5V to 6.5V
• Conversion Time: 100µs
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ICL7109CQH+TD has a total of 40 pins. Here is a detailed pin configuration:

1. VREF-
2. VREF+
3. AGND
4. DGND
5. INLO
6. INHI
7. REFLO
8. REFHI
9. CAP-
10. CAP+
11. OSC
12. CLK
13. STBY
14. ALE
15. RD
16. WR
17. INT
18. HOLD
19. HOLDA
20. BUSY
21. D0
22. D1
23. D2
24. D3
25. D4
26. D5
27. D6
28. D7
29. D8
30. D9
31. D10
32. D11
33. D12
34. D13
35. D14
36. D15
37. D16
38. D17
39. D18
40. VCC

Functional Features

The ICL7109CQH+TD offers the following functional features:

• High-resolution analog-to-digital conversion
• Multiplexed BCD output
• Internal reference voltage generation
• On-chip clock oscillator
• Serial interface for data transfer
• Power-down mode for reduced power consumption

Advantages and Disadvantages

Advantages

• High precision and accuracy in analog-to-digital conversion
• Low power consumption
• Wide operating voltage range
• Compact package size

Disadvantages

• Limited resolution compared to some other ICs in the market
• Requires external components for proper operation

Working Principles

The ICL7109CQH+TD operates based on the successive approximation method. It uses an internal reference voltage to compare the input analog signal and generate a digital output. The conversion process is controlled by an on-chip clock oscillator, and the result is provided through a multiplexed BCD output.

Detailed Application Field Plans

The ICL7109CQH+TD finds applications in various fields, including:

1. Industrial automation: Used for precise measurement and control systems.
2. Medical equipment: Enables accurate data acquisition in medical devices.
3. Instrumentation: Suitable for high-precision measurement instruments.
4. Consumer electronics: Used in devices requiring analog-to-digital conversion, such as digital multimeters.

Detailed and Complete Alternative Models

1. ICL7106CPL+ - Similar functionality with a 3.5-digit display driver.
2. MAX11612EUA+ - Higher resolution (16-bit) ADC with similar features.
3. LTC2400CMS#PBF - High-resolution (24-bit) ADC with integrated reference voltage.

These alternative models offer different specifications and features, providing options based on specific application requirements.

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