Manufacturer Part Number
AD7244JR
Manufacturer
Analog Devices
Introduction
The AD7244JR is a dual 14-bit digital to analog converter (DAC) coming under the category of Data Acquisition Digital to Analog Converters, designed for high-speed and precision applications.
Product Features and Performance
Features two high-precision 14-bit DACs
Fast settling time of 4µs enables rapid data processing
Offers both external and internal reference types for flexible operation
Buffered voltage output enhances compatibility with subsequent stages
R-2R architecture provides reliable and consistent performance
Designed to operate over a wide temperature range (-40°C to 85°C) for use in varied environments
Product Advantages
Dual DAC configuration allows for compact system design
Fast data throughput with a settling time of just 4µs
Flexibility in reference selection (external/internal) to meet specific application needs
High precision (±2 INL, ±1 DNL max) ensures accurate analog output
Buffered output simplifies interfacing with other components
Key Technical Parameters
Number of Bits: 14
Number of D/A Converters: 2
Settling Time: 4µs
Output Type: Voltage Buffered
Data Interface: SPI
Voltage Supply, Analog: ±5V
INL/DNL (LSB): ±2 (Max), ±1 (Max)
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Rigorous testing across the specified operating temperature range ensures reliability
Compliance with industry standards for safety and quality
Compatibility
SPI interface for straightforward digital control
Supports both external and internal references for versatile operation
Surface mount package (28-SOIC) suitable for compact PCB layouts
Application Areas
Precision instrumentation
Automated test equipment
Digital signal processing
Industrial control systems
Product Lifecycle
Currently marked as obsolete, which indicates the cessation of production
Users are advised to contact Analog Devices for information on replacement models or upgrades
Several Key Reasons to Choose This Product
High-resolution dual DAC enhances system performance with minimal footprint
Rapid response with 4µs settling time ideal for high-speed applications
Versatility through external/internal reference and buffered output
Reliable operation across a broad temperature range suits various environments
Obsolescence requires consultation for future-proofing with replacement or upgrade options