ADS1146IPWR

Product Overview

Category: Integrated Circuits (ICs)

Use: The ADS1146IPWR is a precision analog-to-digital converter (ADC) designed for high-accuracy measurement applications. It offers 16-bit resolution and low power consumption, making it suitable for various industrial and medical devices.

Characteristics: - High-resolution ADC - Low power consumption - Suitable for precision measurement applications - Compact package size - Wide operating temperature range

Package: TSSOP-16

Essence: The ADS1146IPWR is an essential component in systems that require accurate analog-to-digital conversion. It enables precise measurement of analog signals and provides digital output for further processing.

Packaging/Quantity: The ADS1146IPWR is typically sold in reels containing 2500 units per reel.

Specifications

• Resolution: 16 bits
• Input Voltage Range: ±VREF
• Supply Voltage Range: 2.7V to 5.25V
• Operating Temperature Range: -40°C to +125°C
• Sampling Rate: Up to 2.5 kSPS
• Interface: SPI, I2C

Pin Configuration

The ADS1146IPWR has a total of 16 pins arranged as follows:

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| | | 1 2 3 4 5 6 7 8 | |_______________________________________| | | | 9 10 11 12 13 14 15 16 | |_______________________________________| ```

Pin Description: 1. AIN1: Analog Input Channel 1 2. AIN2: Analog Input Channel 2 3. AIN3: Analog Input Channel 3 4. AIN4: Analog Input Channel 4 5. REF-: Reference Voltage Negative Terminal 6. REF+: Reference Voltage Positive Terminal 7. AGND: Analog Ground 8. DVDD: Digital Supply Voltage 9. SDA: I2C Serial Data Input/Output 10. SCL: I2C Serial Clock Input 11. DRDY: Data Ready Output 12. CS: Chip Select Input 13. CLK: Serial Clock Input 14. DOUT: Serial Data Output 15. DIN: Serial Data Input 16. DGND: Digital Ground

Functional Features

• High-resolution ADC for precise analog-to-digital conversion
• Low power consumption for energy-efficient operation
• Flexible interface options (SPI, I2C) for easy integration into different systems
• Wide operating temperature range allows usage in various environments
• Four analog input channels enable simultaneous measurement of multiple signals

Advantages and Disadvantages

Advantages: - High resolution ensures accurate measurement results - Low power consumption prolongs battery life in portable devices - Versatile interface options simplify system integration - Wide operating temperature range enhances reliability - Multiple analog input channels enable simultaneous measurements

Disadvantages: - Limited sampling rate compared to some other ADCs - Requires external reference voltage for proper operation

Working Principles

The ADS1146IPWR operates by converting analog input voltages into digital values using a successive approximation register (SAR) architecture. It employs an internal reference voltage or an externally provided reference voltage to determine the conversion accuracy. The converted digital data is then made available through the selected interface (SPI or I2C).

Detailed Application Field Plans

The ADS1146IPWR finds applications in various fields, including: 1. Industrial automation systems 2. Medical equipment 3. Data acquisition systems 4. Sensor interfaces 5. Precision measurement instruments

Alternative Models

1. ADS1146IPW: Similar to ADS1146IPWR but in a different package (TSSOP-16)
2. ADS1147IPWR: Higher-resolution ADC with 24-bit resolution
3. ADS1148IPWR: Lower-resolution ADC with 12-bit resolution
4. ADS1156IPWR: Similar to ADS1146IPWR but with additional features for specific applications

Note: The above alternative models are provided as examples and may have different specifications and pin configurations.

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