Manufacturer Part Number
DAC8822QBDBTR
Manufacturer
Texas Instruments
Introduction
The DAC8822QBDBTR is a precision, dual-channel digital-to-analog converter (DAC) designed for high-speed data acquisition systems, industrial control systems, and other digital signal processing applications.
Product Features and Performance
16-bit resolution
Dual DAC channels
Fast settling time of 500 nanoseconds typical
Current output type: unbuffered
Parallel data interface
External reference type
Multiplying DAC architecture allows for versatile signal scaling
Operating temperature range from -40°C to 125°C
Product Advantages
High precision output with INL/DNL of ±2 (Max), ±0.5 LSB
Flexible voltage supply range: 2.7V to 5.5V for both analog and digital supply
Suitable for direct use in control loop applications due to current output
Wide operating temperature range supporting industrial applications
Key Technical Parameters
Number of Bits: 16
Number of D/A Converters: 2
Settling Time: 500ns (Typ)
Output Type: Current Unbuffered
Voltage Supply, Analog: 2.7V ~ 5.5V
Voltage Supply, Digital: 2.7V ~ 5.5V
INL/DNL (LSB): ±2 (Max), ±0.5
Operating Temperature: -40°C ~ 125°C
Quality and Safety Features
Consistent performance across temperature and supply variations
Built to Texas Instruments' strict quality and safety standards
Compatibility
Supports parallel interface for simple integration into existing systems
Compatible with a wide range of microcontrollers and digital signal processors
Application Areas
Industrial automation and control systems
High-speed data acquisition systems
Digital signal processing
Medical instrumentation
Test equipment
Product Lifecycle
Product Status: Active
Not currently nearing discontinuation
Replacement and upgrade options available through Texas Instruments’ broad product portfolio
Several Key Reasons to Choose This Product
High resolution and dual-channel capability offer flexibility in complex applications
Fast settling time enables quick response in controls and data acquisition
Multiplying DAC feature is ideal for adjustable signal amplitude applications
Robust operating temperature range certified for industrial use
Texas Instruments' reliability and support for longevity and performance assurance
Universal compatibility with digital systems due to parallel interface and versatile power supply options
Precision performance characteristics (low INL/DNL) enhance system accuracy