ADC1112D125HN-C18

Product Overview

Category: Analog-to-Digital Converter (ADC)

Use: The ADC1112D125HN-C18 is a high-performance, 12-bit resolution analog-to-digital converter. It is designed to convert analog signals into digital data for various applications.

Characteristics: - High resolution: 12-bit - Fast conversion rate: up to 1.25 MSPS (Mega Samples Per Second) - Low power consumption: operates at 3.3V with a typical power consumption of 5mW - Wide input voltage range: ±Vref - Small package size: C18 package (18-pin ceramic dual in-line package) - Excellent linearity and accuracy

Package and Quantity: The ADC1112D125HN-C18 is available in a C18 package, which is a ceramic dual in-line package with 18 pins. It is typically sold in reels or trays containing multiple units.

Specifications

• Resolution: 12-bit
• Conversion Rate: Up to 1.25 MSPS
• Input Voltage Range: ±Vref
• Power Supply: 3.3V
• Power Consumption: 5mW (typical)
• Operating Temperature Range: -40°C to +85°C
• Package Type: C18 (ceramic dual in-line package)
• Pin Count: 18

Detailed Pin Configuration

The ADC1112D125HN-C18 has a total of 18 pins, each serving a specific function. The pin configuration is as follows:

1. VDD: Power supply voltage
2. VREF: Reference voltage input
3. AGND: Analog ground
4. VIN: Analog input voltage
5. D0: Digital output bit 0
6. D1: Digital output bit 1
7. D2: Digital output bit 2
8. D3: Digital output bit 3
9. D4: Digital output bit 4
10. D5: Digital output bit 5
11. D6: Digital output bit 6
12. D7: Digital output bit 7
13. D8: Digital output bit 8
14. D9: Digital output bit 9
15. D10: Digital output bit 10
16. D11: Digital output bit 11
17. CS: Chip select input
18. CLK: Clock input

Functional Features

• High-resolution conversion: The ADC1112D125HN-C18 offers a 12-bit resolution, providing accurate and detailed digital representation of analog signals.
• Fast conversion rate: With a maximum conversion rate of 1.25 MSPS, this ADC can quickly process analog inputs.
• Wide input voltage range: The ADC accepts input voltages within the ±Vref range, allowing for versatile signal acquisition.
• Low power consumption: Operating at 3.3V with a typical power consumption of 5mW, the ADC minimizes power usage while maintaining performance.
• Excellent linearity and accuracy: The ADC exhibits high linearity and accuracy, ensuring precise conversion of analog signals.

Advantages and Disadvantages

Advantages: - High resolution for accurate data conversion - Fast conversion rate for quick signal processing - Wide input voltage range for versatile applications - Low power consumption for energy efficiency - Excellent linearity and accuracy for precise measurements

Disadvantages: - Limited to 12-bit resolution, may not be suitable for applications requiring higher precision - Requires an external reference voltage (VREF) for proper operation

Working Principles

The ADC1112D125HN-C18 operates based on the successive approximation method. It samples the analog input voltage and compares it to a reference voltage (VREF). By iteratively adjusting the digital output, the ADC converges on a digital representation that closely matches the input voltage.

Detailed Application Field Plans

The ADC1112D125HN-C18 finds applications in various fields where accurate analog-to-digital conversion is required. Some potential application areas include:

1. Industrial automation: Monitoring and control systems that require precise measurement of analog signals.
2. Medical devices: Equipment that needs to convert physiological signals into digital data for analysis and diagnosis.
3. Data acquisition systems: Capturing and digitizing analog signals from sensors or transducers.
4. Communication systems: Converting analog audio signals into digital format for transmission or processing.
5. Instrumentation and testing: Measuring and analyzing analog signals in laboratory or field environments.

Detailed and Complete Alternative Models

1. ADC1212D125HN-C18: Similar to ADC1112D125HN-C18 but with 12-bit resolution and a different pin configuration.
2. ADC1012D125HN-C18: A 10-bit resolution ADC with similar characteristics and package as ADC1112