ADS7853IRTER

Product Overview

Category: Integrated Circuit (IC)

Use: The ADS7853IRTER is a high-performance analog-to-digital converter (ADC) designed for precision measurement applications. It converts analog signals into digital data, enabling accurate and reliable measurements in various systems.

Characteristics: - High resolution: The ADS7853IRTER offers a resolution of up to 16 bits, ensuring precise conversion of analog signals. - Fast sampling rate: With a maximum sampling rate of 1 mega-sample per second (MSPS), it can capture rapid changes in the input signal. - Low power consumption: This ADC operates at low power levels, making it suitable for battery-powered devices. - Wide input voltage range: The ADS7853IRTER can handle a wide range of input voltages, allowing it to accommodate different signal levels. - Excellent linearity: It provides excellent linearity performance, minimizing distortion and ensuring accurate signal representation.

Package: The ADS7853IRTER comes in a small form factor package, such as a QFN (Quad Flat No-leads) or TQFP (Thin Quad Flat Package), which facilitates easy integration into circuit boards.

Essence: The essence of the ADS7853IRTER lies in its ability to convert analog signals into digital data with high precision and speed, enabling accurate measurements in various applications.

Packaging/Quantity: The ADS7853IRTER is typically sold in reels or trays, containing a specific quantity of ICs per package. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Resolution: Up to 16 bits
• Sampling Rate: Up to 1 MSPS
• Input Voltage Range: ±Vref
• Power Supply: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Interface: Serial (SPI/I2C)

Detailed Pin Configuration

The ADS7853IRTER has a total of 20 pins, which are assigned specific functions. The pin configuration is as follows:

1. VDD: Power supply voltage
2. VREF: Reference voltage for ADC conversion
3. AGND: Analog ground
4. REFOUT: Buffered reference output
5. AIN0: Analog input channel 0
6. AIN1: Analog input channel 1
7. AIN2: Analog input channel 2
8. AIN3: Analog input channel 3
9. CS: Chip select input
10. SCLK: Serial clock input
11. SDI: Serial data input
12. SDO: Serial data output
13. DRDY: Data ready output
14. DGND: Digital ground
15. DVDD: Digital power supply voltage
16. PD: Power-down mode control
17. RESET: Reset input
18. CLKSEL: Clock selection input
19. TEST: Test mode input
20. NC: No connection

Functional Features

• High-resolution ADC with up to 16 bits of accuracy.
• Fast sampling rate allows capturing rapid changes in the input signal.
• Low power consumption makes it suitable for battery-powered applications.
• Wide input voltage range accommodates various signal levels.
• Excellent linearity ensures accurate representation of analog signals.

Advantages and Disadvantages

Advantages: - High resolution for precise measurements. - Fast sampling rate captures rapid changes in the input signal. - Low power consumption extends battery life. - Wide input voltage range accommodates different signal levels. - Excellent linearity minimizes distortion.

Disadvantages: - May require additional external components for proper operation. - Limited number of analog input channels. - Higher cost compared to lower-performance ADCs.

Working Principles

The ADS7853IRTER operates based on the successive approximation register (SAR) architecture. It uses a combination of analog and digital circuitry to convert analog signals into digital data. The input signal is sampled, quantized, and converted into a binary representation using a series of comparisons. The resulting digital data can then be processed by a microcontroller or other digital devices.

Detailed Application Field Plans

The ADS7853IRTER finds applications in various fields where accurate analog-to-digital conversion is required. Some potential application areas include:

1. Industrial Automation: Used for precise measurement and control in industrial processes.
2. Medical Instruments: Enables accurate data acquisition in medical devices such as patient monitors and diagnostic equipment.
3. Test and Measurement Equipment: Provides high-resolution measurements in oscilloscopes, data loggers, and other test instruments.
4. Communication Systems: Used for signal processing and data acquisition in wireless communication systems.
5. Automotive Electronics: Enables accurate sensing and control in automotive applications like engine management systems and vehicle diagnostics.

Detailed and Complete Alternative Models

1. ADS8860: 18-bit SAR ADC