ADS1158IRTCTG4

Product Overview

Category: Integrated Circuits (ICs)

Use: The ADS1158IRTCTG4 is a high-resolution, low-power, 16-bit analog-to-digital converter (ADC) designed for precision measurement applications. It is commonly used in industrial automation, medical equipment, and scientific instruments.

Characteristics: - High resolution: 16-bit ADC provides accurate measurement results. - Low power consumption: Designed to operate with minimal power requirements. - Wide input voltage range: Can handle a wide range of input signals. - High sampling rate: Capable of fast and precise data acquisition. - Built-in programmable gain amplifier (PGA): Allows for signal amplification and attenuation.

Package: The ADS1158IRTCTG4 is available in a small form factor package known as QFN (Quad Flat No-Lead). This package offers good thermal performance and ease of integration onto printed circuit boards.

Essence: The ADS1158IRTCTG4 is an essential component in precision measurement systems, providing accurate and reliable conversion of analog signals into digital data.

Packaging/Quantity: The ADS1158IRTCTG4 is typically sold in reels containing a specified quantity of ICs, usually around 2500 units per reel.

Specifications

• Resolution: 16 bits
• Input Voltage Range: ±VREF
• Sampling Rate: Up to 860 samples per second (SPS)
• Power Supply Voltage: 2.7V to 5.25V
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The ADS1158IRTCTG4 has a total of 20 pins. Here is the detailed pin configuration:

1. AIN0+ (Positive Analog Input Channel 0)
2. AIN0- (Negative Analog Input Channel 0)
3. AIN1+ (Positive Analog Input Channel 1)
4. AIN1- (Negative Analog Input Channel 1)
5. AIN2+ (Positive Analog Input Channel 2)
6. AIN2- (Negative Analog Input Channel 2)
7. AIN3+ (Positive Analog Input Channel 3)
8. AIN3- (Negative Analog Input Channel 3)
9. AIN4+ (Positive Analog Input Channel 4)
10. AIN4- (Negative Analog Input Channel 4)
11. AIN5+ (Positive Analog Input Channel 5)
12. AIN5- (Negative Analog Input Channel 5)
13. AIN6+ (Positive Analog Input Channel 6)
14. AIN6- (Negative Analog Input Channel 6)
15. AIN7+ (Positive Analog Input Channel 7)
16. AIN7- (Negative Analog Input Channel 7)
17. REF+ (Reference Voltage Positive Terminal)
18. REF- (Reference Voltage Negative Terminal)
19. AGND (Analog Ground)
20. AVDD (Analog Power Supply)

Functional Features

• High-resolution ADC with 16-bit output.
• Programmable gain amplifier (PGA) for signal conditioning.
• Internal voltage reference for accurate measurements.
• SPI-compatible serial interface for easy communication with microcontrollers.
• Built-in temperature sensor for system monitoring.

Advantages and Disadvantages

Advantages: - High resolution provides precise measurement results. - Low power consumption extends battery life in portable applications. - Wide input voltage range accommodates various signal levels. - Integrated PGA allows for flexible signal amplification. - Small form factor package enables space-efficient designs.

Disadvantages: - Limited sampling rate compared to some higher-end ADCs. - Requires external microcontroller or processor for data processing.

Working Principles

The ADS1158IRTCTG4 operates on the principle of analog-to-digital conversion. It converts continuous analog signals into discrete digital values using a combination of sample-and-hold, quantization, and encoding techniques. The input signal is amplified, sampled at a high rate, and then converted into a digital representation.

Detailed Application Field Plans

The ADS1158IRTCTG4 finds applications in various fields, including:

1. Industrial Automation: Used for precise measurement and control in industrial processes such as temperature monitoring, pressure sensing, and flow rate measurement.
2. Medical Equipment: Enables accurate data acquisition in medical devices like patient monitors, electrocardiographs, and blood glucose meters.
3. Scientific Instruments: Utilized in scientific research equipment for data collection and analysis, such as spectrometers, oscilloscopes, and environmental sensors.

Detailed and Complete Alternative Models

1. ADS1115: A 16-bit ADC with similar features but a different package option (SOIC).
2. ADS1256: A 24-bit ADC with higher resolution and sampling rate for ultra-precise measurements.
3. MCP342