ADS122C04IPWR

Product Overview

Category

The ADS122C04IPWR belongs to the category of analog-to-digital converters (ADCs).

Use

This product is primarily used for converting analog signals into digital data. It finds applications in various industries such as industrial automation, medical devices, and consumer electronics.

Characteristics

• High-resolution: The ADS122C04IPWR offers a resolution of up to 24 bits, ensuring accurate conversion of analog signals.
• Low power consumption: It operates at low power levels, making it suitable for battery-powered devices.
• Integrated features: The ADC includes an internal voltage reference, programmable gain amplifier, and temperature sensor, enhancing its versatility.
• Noise reduction: It incorporates advanced noise filtering techniques to minimize interference and improve signal quality.

Package

The ADS122C04IPWR comes in a small-sized TSSOP-16 package, which allows for easy integration into compact electronic designs.

Essence

The essence of this product lies in its ability to convert analog signals with high precision and low power consumption, enabling reliable and efficient digital data acquisition.

Packaging/Quantity

The ADS122C04IPWR is typically available in reels containing 2500 units per reel.

Specifications

• Resolution: Up to 24 bits
• Input Voltage Range: ±2.048V
• Sampling Rate: Up to 2000 samples per second
• Operating Temperature Range: -40°C to +125°C
• Supply Voltage: 2.7V to 5.5V
• Interface: SPI (Serial Peripheral Interface)

Detailed Pin Configuration

1. VDD: Power supply input
2. AVDD: Analog power supply input
3. AGND: Analog ground
4. DVDD: Digital power supply input
5. DGND: Digital ground
6. AIN0: Analog input channel 0
7. AIN1: Analog input channel 1
8. AIN2: Analog input channel 2
9. AIN3: Analog input channel 3
10. REF: Reference voltage input
11. DRDY: Data ready output
12. CS: Chip select input
13. SCLK: Serial clock input
14. DIN: Data input
15. DOUT: Data output
16. RESET: Reset input

Functional Features

• Programmable gain amplifier (PGA): Allows for amplification of weak analog signals to improve measurement accuracy.
• Internal voltage reference: Provides a stable and accurate reference voltage for precise conversions.
• Temperature sensor: Integrated temperature sensor enables compensation for temperature variations, enhancing measurement reliability.
• Low noise performance: Advanced filtering techniques reduce noise interference, ensuring high-quality signal acquisition.
• Flexible power supply range: Supports a wide range of supply voltages, making it compatible with various systems.

Advantages and Disadvantages

Advantages

• High-resolution conversion for accurate data acquisition.
• Low power consumption, suitable for battery-powered devices.
• Integrated features reduce the need for external components.
• Noise reduction techniques improve signal quality.
• Wide operating temperature range allows for versatile applications.

Disadvantages

• Limited number of analog input channels (4 channels).
• Requires an external microcontroller or processor for data processing and analysis.

Working Principles

The ADS122C04IPWR operates based on the principle of successive approximation. It samples the analog input signal, converts it into a digital representation using an internal ADC, and then transmits the digital data to an external microcontroller or processor via the SPI interface. The programmable gain amplifier and internal voltage reference ensure accurate and reliable conversion of analog signals.

Detailed Application Field Plans

The ADS122C04IPWR can be applied in various fields, including: 1. Industrial automation: Used for precise measurement and control in industrial processes. 2. Medical devices: Enables accurate data acquisition in medical monitoring equipment. 3. Consumer electronics: Utilized in portable devices, wearables, and audio equipment for analog-to-digital signal conversion.

Detailed and Complete Alternative Models

1. ADS122C04IPW: Similar to the ADS122C04IPWR but without the reel packaging.
2. ADS124S08IPWR: A 24-bit ADC with eight analog input channels and a similar package.
3. ADS1262IPWR: A high-resolution 32-bit ADC with integrated features and a different pin configuration.

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