Manufacturer Part Number
AD977ARS
Manufacturer
Analog Devices
Introduction
AD977ARS is a high-performance 16-bit analog to digital converter designed for data acquisition systems.
Product Features and Performance
16-bit resolution
Sampling Rate of 100k samples per second
Single-ended input
SPI data interface
SAR architecture ensures precise conversion
Capable of using both external and internal reference voltages
Analog Supply Voltage of 5V
Digital Supply Voltage of 5V
Operational Temperature range from -40°C to 85°C
Surface Mount, 28-SSOP package
Product Advantages
High resolution for accurate data acquisition
Compatible with various microcontrollers via SPI
Flexible reference voltage options
Wide operating temperature suitable for industrial applications
Key Technical Parameters
Number of Bits: 16
Sampling Rate: 100kSPS
Number of Inputs: 1
Input Type: Single Ended
Data Interface: SPI
Number of A/D Converters: 1
Architecture: SAR
Reference Type: External, Internal
Voltage - Supply, Analog: 5V
Voltage - Supply, Digital: 5V
Operating Temperature: -40°C to 85°C
Package: 28-SSOP
Mounting Type: Surface Mount
Quality and Safety Features
Designed to meet industrial specifications
Robust SSOP package for improved reliability
Compatibility
SPI interface ensures compatibility with a range of microcontrollers and DSPs
Application Areas
Data acquisition systems
Industrial control systems
Medical instrumentation
Measurement equipment
Product Lifecycle
Obsolete product stage
Consider looking for newer model replacements or upgrades
Several Key Reasons to Choose This Product
High-resolution ADC suitable for precise measurement applications
Fast sampling rate for real-time data acquisition
Easy to integrate with existing digital systems due to SPI interface
SAR architecture ensures consistent and reliable performance
Can operate across a wide temperature range, making it ideal for harsh environments
Availability of both external and internal voltage references provides system design flexibility