Manufacturer Part Number
AD7691BRMZ
Manufacturer
Analog Devices
Introduction
The AD7691BRMZ is a high-precision, 18-bit PulSAR® Analog to Digital Converter (ADC) designed by Analog Devices for high performance and low power data acquisition systems.
Product Features and Performance
18-bit resolution for high precision measurements
Sampling rate of up to 250k samples per second enhances real-time data acquisition
Single differential input improves signal integrity
SPI and DSP compatible data interface for easy integration with most microcontrollers and digital signal processors
Successive Approximation Register (SAR) architecture ensures fast and accurate conversion
External reference type allows for flexibility in choosing reference voltage
Wide supply voltage range from 2.3V to 5.5V supports use in various circuit environments
Operational across a wide temperature range of -40°C to 85°C
Product Advantages
High-resolution and fast sampling rate make it ideal for accurate and speedy data acquisition
Compatibility with SPI and DSP interfaces allows easy integration into existing designs
Flexible power requirements support usage in battery-powered devices
Robust operating temperature range ensures reliability in harsh environments
Key Technical Parameters
Number of Bits: 18
Sampling Rate (Per Second): 250k
Number of Inputs: 1 (Differential)
Data Interface: SPI, DSP
Configuration: S/H-ADC
Architecture: SAR
Reference Type: External
Voltage Supply, Analog: 2.3V ~ 5.5V
Voltage Supply, Digital: 2.3V ~ 5.5V
Operating Temperature: -40°C ~ 85°C
Package / Case: 10-TFSOP, 10-MSOP
Quality and Safety Features
Manufactured by Analog Devices, a leader in high-performance semiconductors, ensuring reliability and precision
Designed for surface mount technology, enabling stable integration into hardware designs
Compatibility
Easily integrates with most microcontrollers and DSPs through SPI and DSP interfaces
Flexible voltage supply range and external reference compatibility accommodate various system designs
Application Areas
Medical instrumentation
Industrial control systems
High-precision data logging
Environmental monitoring systems
Product Lifecycle
The product status is active, indicating ongoing manufacture and support, with no near-term discontinuation foreseen. Availability of replacements or upgrades should be verified based on future requirements.
Several Key Reasons to Choose This Product
High precision 18-bit resolution is ideal for applications requiring detailed data analysis.
The 250k samples per second sampling rate enables real-time monitoring and data acquisition.
SPI and DSP interface support provides compatibility with a wide range of processing units for easy integration.
The wide operating temperature range ensures the reliability of the product in various environments.
Analog Devices' reputation for quality and precision in manufacturing ADCs assures product reliability and performance.