Manufacturer Part Number
AD9742ARU
Manufacturer
Analog Devices
Introduction
The AD9742ARU is part of the TxDAC® series, a high-performance 12-bit Digital to Analog Converter designed for data acquisition and signal processing applications.
Product Features and Performance
12-bit resolution for precise digital to analog conversion
Fast settling time of 11ns, enabling quick response in dynamic systems
Current source architecture provides consistent performance
Supports both external and internal reference types for flexibility in use
Operates across a wide temperature range (-40°C to 85°C), suitable for harsh environments
Differential output capability enhances signal integrity
Parallel data interface for efficient data transfer
Product Advantages
High-speed performance suitable for demanding applications
Precision conversion with low INL/DNL errors (±0.5, ±0.4 LSB respectively)
Flexible voltage supply requirements (2.7V to 3.6V) for both analog and digital circuits
Current output model simplifies interfacing with subsequent stages
Key Technical Parameters
Number of Bits: 12
Settling Time: 11ns
Output Type: Current Unbuffered
Differential Output: Yes
Data Interface: Parallel
Reference Type: External, Internal
Voltage Supply, Analog: 2.7V ~ 3.6V
Voltage Supply, Digital: 2.7V ~ 3.6V
INL/DNL (LSB): ±0.5, ±0.4
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Built-in thermal shutdown and overcurrent protection mechanisms
Rigorously tested for performance across temperature and voltage ranges
Compatibility
The AD9742ARU is compatible with a wide range of microcontrollers and DSPs, thanks to its parallel interface
Flexible reference voltage acceptance for broader system compatibility
Application Areas
Telecommunications
Signal processing
Data acquisition systems
Digital synthesis
Medical equipment
Product Lifecycle
The product status is active, indicating ongoing production and support
Not currently nearing discontinuation with availability of replacements or upgrades maintained
Several Key Reasons to Choose This Product
High-speed, precise DAC suitable for a variety of critical applications
Low power consumption enhances system efficiency
Robust design operates reliably in industrial temperature ranges
Differential output for improved signal quality
Parallel interface supports high-speed data transfers
Flexibility in system design due to dual voltage supply and reference options