The AD7172-4BCPZ is a high-performance, low noise, 24-bit analog-to-digital converter (ADC) from Analog Devices Inc., designed to provide precision measurement in a variety of industrial and instrumentation applications. This ADC features four fully differential or eight single-ended inputs, making it highly versatile for multiplexed applications where multiple signals need to be measured sequentially.

Key Features

• Resolution: 24-bit Sigma-Delta (Σ-Δ) ADC, ensuring high precision and low noise in signal conversion.
• Channel Configuration: Four differential or eight single-ended input channels, allowing for flexible signal acquisition.
• Output Data Rate: Programmable data rates up to 10 kSPS, suitable for both low-speed and moderate-speed applications.
• Interface: Serial peripheral interface (SPI) compatible, facilitating easy communication with microcontrollers and digital systems.
• Reference: Internal 2.5 V reference (with external override), providing convenience and precision for various measurement conditions.
• Power Supply: Operates from a single 2.7 V to 5.25 V power supply, accommodating a range of power environments.
• Package: Housed in a compact 32-lead LFCSP (Lead Frame Chip Scale Package), it is suitable for space-constrained applications.

Applications

The AD7172-4BCPZ is ideal for a wide array of applications including process control, medical instrumentation, and precision data acquisition systems. Its high resolution and low noise characteristics make it especially suitable for applications that require accurate sensor readings and precise measurements.

Technical Specifications

Parameter Value Resolution 24-bit Input Channels 4 differential / 8 single-ended Data Rate Up to 10 kSPS Interface SPI Reference Voltage 2.5 V (internal/external) Power Supply 2.7 V to 5.25 V Package 32-lead LFCSP

The AD7172-4BCPZ by Analog Devices Inc. is a testament to precision engineering, offering a blend of accuracy, flexibility, and ease of integration for sophisticated measurement solutions.