Manufacturer Part Number
AD7783BRU
Manufacturer
Analog Devices
Introduction
A high-precision 24-bit Analog to Digital Converter (ADC) suitable for low frequency sensor signal conversion.
Product Features and Performance
24-bit resolution offering high-precision conversion
Low sampling rate of 19.79 samples per second suitable for static or slow-changing signals
Single differential input for accurate noise rejection
SPI and DSP compatible digital interface for ease of integration
Integrated multiplexer, programmable gain amplifier (PGA), and ADC (MUX-PGA-ADC) for streamlined signal processing
Sigma-Delta architecture providing excellent noise suppression and linear performance
External voltage reference for flexible and precise signal scaling
Product Advantages
High resolution and accuracy for sensitive measurements
Built-in PGA allows signal amplification without additional components
Low power consumption compatible with 2.7V to 5V supply
Robust operating temperature range from -40°C to 85°C
Surface mount package for compact PCB design
Key Technical Parameters
Number of Bits: 24
Sampling Rate: 19.79 samples/sec
Number of Inputs: 1 (differential)
Data Interface: SPI, DSP
Voltage - Supply, Analog: 2.7V ~ 3.6V, 5V
Voltage - Supply, Digital: 2.7V ~ 3.6V, 5V
Operating Temperature: -40°C ~ 85°C
Package: 16-TSSOP
Quality and Safety Features
Robust temperature performance ensures reliability in harsh environments
Sigma-Delta architecture reduces quantization errors and ensures data integrity
Compatibility
SPI and DSP compatible interfaces for broad microcontroller and DSP connectivity
Surface mount 16-TSSOP packaging aligns with standard PCB manufacturing processes
Application Areas
Industrial control systems
Medical equipment
Scientific instrumentation
Precision sensor reading
Product Lifecycle
Obsolete - Recommend reviewing newer models or discussing with manufacturer for replacements
Potential limited stock availability due to discontinuation status
Alternatives may be available for new designs
Several Key Reasons to Choose This Product
Excellent choice for applications requiring high-resolution ADC conversion
Integration of MUX, PGA, and ADC simplifies design and reduces component count
Sigma-Delta architecture ensures accurate performance over a spectrum of input signal frequencies
Compatible with both single and dual-supply operations, providing design flexibility
Proven track record of reliable operation under extreme temperatures