Manufacturer Part Number
AD7243AR
Manufacturer
Analog Devices
Introduction
The AD7243AR is a precision 12-bit Digital-to-Analog Converter (DAC) from the DACPORT® series, designed primarily for high-performance data acquisition systems.
Product Features and Performance
12-bit resolution for precise data conversion
Single D/A Converter offering streamlined output
Fast settling time of 10µs for quick response applications
Buffered voltage output for direct connection to external components
SPI data interface for efficient digital communication
Dual-mode reference voltage capability allowing for external or internal references
R-2R architecture known for reliability and accuracy
Capability to operate within a wide analog supply voltage range of ±10.8V to 16.5V
Product Advantages
High precision and accuracy with INL/DNL of ±1 LSB (Max) and ±0.9 LSB (Max)
Flexible reference input supporting a wide range of voltage references
Temperature range of -40°C to 85°C enables usage in harsh environments
Key Technical Parameters
Resolution: 12-bit
Number of D/A Converters: 1
Settling Time: 10µs
Output Type: Voltage - Buffered
SPI Interface
Reference Type: External, Internal Selectable
Voltage Supply, Analog: ±10.8V to 16.5V
Quality and Safety Features
Exhibits excellent linearity with low integral and differential nonlinearity
Operates reliably in extreme temperatures
Packaged in 16-SOIC ensuring robustness and ease of mounting
Compatibility
SPI communication protocol for compatibility with a broad range of microcontrollers and digital interfaces
Application Areas
Data acquisition
Automation systems
Industrial control systems
Product Lifecycle
Obsolete status, check for replacement models or upgrades
Availability of potential substitutes or next-generation upgrades may vary
Key Reasons to Choose This Product
High-resolution DAC suitable for precise data acquisition tasks
Fast settling time ideal for real-time applications
Flexible voltage references make it adaptable to different systems
The robust design operates efficiently in a wide range of temperatures
Suitable for surface mount technology (SMT) for streamlined PCB design
R-2R ladder architecture ensures reliable outputs