The AD7691BRMZREEL7 is a 18-bit, 250 kSPS PulSAR® Analog-to-Digital Converter (ADC) from Analog Devices. This high-precision ADC is designed for applications requiring high accuracy and low power consumption.

Applications:

• Portable Data Acquisition
• Medical Instrumentation
• Battery-Powered Instruments
• Industrial Process Control
• High-Resolution Data Logging

Features:

• 18-Bit Resolution
• 250 kSPS Throughput
• INL: ±2.5 LSB (Maximum)
• Low Power: 3.7 mW at 250 kSPS
• Single 2.5V Supply Operation
• Serial Interface (SPI/QSPI/MICROWIRE Compatible)
• Internal Conversion Clock
• Small MSOP Package

Benefits:

• High Precision: 18-bit resolution provides extremely accurate analog-to-digital conversion.
• Low Power Consumption: Ideal for battery-powered and energy-efficient applications.
• Easy to Interface: Serial interface simplifies communication with microcontrollers and processors.
• Compact Size: MSOP package minimizes board space requirements.
• Internal Clock: Simplifies system design by eliminating the need for an external clock.

Additional Details:

The AD7691BRMZREEL7 uses a capacitive charge redistribution successive approximation ADC (SAR) architecture. It features excellent linearity and low noise performance. The part operates from a single 2.5V supply. The serial interface is SPI/QSPI/MICROWIRE compatible, offering flexible connectivity options. The internal conversion clock eliminates the need for external timing components. The device is specified for operation over the -40°C to +85°C temperature range. The tape and reel packaging (REEL7 suffix) is designed for automated assembly. It's ideal for applications where high resolution, low power, and small size are critical requirements.