Texas Instruments

DAC7643VFBT  

Digital to Analog Converters

DAC7643VFBT Description

The DAC7643VFBT is a high-performance, 16-bit dual-channel digital-to-analog converter (DAC) from Texas Instruments. This IC is designed to provide precise analog output signals from digital inputs, making it suitable for a wide range of applications requiring high accuracy and reliability. The DAC7643VFBT features a parallel data interface, which allows for efficient and fast data transfer, ensuring minimal latency in signal processing.

DAC7643VFBT Features

• High Resolution: With 16-bit resolution, the DAC7643VFBT offers fine control over analog output levels, enabling precise signal generation.
• Dual Channel: The device includes two independent DACs, allowing for simultaneous control of multiple analog signals, which is beneficial in multi-channel applications.
• Low INL/DNL: The integral non-linearity (INL) and differential non-linearity (DNL) are specified at ±2 LSB and ±1 LSB, respectively, ensuring high accuracy and linearity in the output signal.
• Fast Settling Time: The settling time of 10µs allows for rapid response to changes in the digital input, making it suitable for real-time applications.
• External Reference: The use of an external reference voltage provides flexibility in setting the output range and allows for high-precision applications.
• Supply Voltages: The analog supply voltage is ±5V, while the digital supply voltage is 5V, ensuring compatibility with a wide range of power supplies.
• Surface Mount: The 32LQFP package is designed for surface mount technology, facilitating easy integration into compact and high-density PCB designs.
• Compliance: The DAC7643VFBT is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the device is suitable for use in various environmental conditions without the need for special handling.

DAC7643VFBT Applications

The DAC7643VFBT is ideal for applications requiring high-precision analog signal generation from digital inputs. Some specific use cases include:

• Test and Measurement Equipment: The high resolution and accuracy make it suitable for precision signal generation in oscilloscopes, signal analyzers, and other test instruments.
• Industrial Control Systems: The dual-channel capability allows for simultaneous control of multiple actuators or sensors, enhancing the efficiency of industrial automation systems.
• Medical Devices: The device's precision and reliability are crucial in medical equipment such as diagnostic instruments and patient monitoring devices.
• Audio Signal Processing: The fast settling time and low INL/DNL ensure high-quality audio signal generation, making it suitable for professional audio equipment.

Conclusion of DAC7643VFBT

The DAC7643VFBT from Texas Instruments is a versatile and high-performance DAC that offers significant advantages over similar models. Its dual-channel capability, high resolution, and fast settling time make it suitable for a wide range of applications, from test and measurement to industrial control and medical devices. Despite being marked as obsolete, the DAC7643VFBT remains a reliable choice for applications requiring precision and reliability in analog signal generation.

DAC7643VFBT Documents

Download datasheets and manufacturer documentation for DAC7643VFBT