Overview
The DAC5670IGDJ is a high-performance 14-bit digital-to-analog converter (DAC) designed and manufactured by Texas Instruments. This component is renowned for its quality and innovation in the semiconductor industry. The DAC5670IGDJ operates at a maximum update rate of 2.4 GSPS, making it suitable for high-speed applications. It features dual differential input ports, each capable of handling data up to 1.2 GSPS, and supports various operating modes to optimize performance. The device is characterized for operation over a military temperature range of –55°C to 125°C, ensuring reliability in demanding environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 14-bit | |
| Maximum Update Rate | 2.4 GSPS | |
| Input Ports | Dual Differential | |
| Input Data Rate per Port | Up to 1.2 GSPS | |
| Analog Supply Voltage | 3 to 3.6 V | V |
| Full-scale Output Current | 5 to 30 mA | mA |
| Power Dissipation | 2 W | W |
| Package Type | 192-ball CBGA | |
| Operating Temperature Range | –55°C to 125°C | °C |
| Reference Voltage | 1.14 to 1.26 V | V |
Key Features
- Dual differential input ports with even/odd demultiplexed data, allowing for a maximum total update rate of 2.4 GSPS.
- Selectable 2× interpolation modes, including repeating the input sample, zero stuffing, and repeating and inverting the input sample.
- Delay lock loop (DLL) for optimized clock timing, which can be bypassed for manual timing control.
- LVDS and HyperTransport compatible voltage levels for data and reference bit inputs.
- Internal 100-Ω terminations for data and reference bit inputs.
- Differential scalable current outputs from 5 to 30 mA, with an on-chip 1.2-V temperature-compensated bandgap reference.
- Support for both single-ended and differential applications, with direct output to the load without an external buffer.
Applications
- Test and Measurement: Arbitrary waveform generators and other high-speed test equipment.
- Communications: High-speed data transmission systems and signal processing applications.
- Military and Aerospace: Due to its military temperature range and QML-V qualification, it is suitable for demanding military and aerospace applications).
Q & A
- What is the maximum update rate of the DAC5670IGDJ?
The maximum update rate of the DAC5670IGDJ is 2.4 GSPS).
- How many input ports does the DAC5670IGDJ have?
The DAC5670IGDJ has dual differential input ports).
- What is the range of the analog supply voltage for the DAC5670IGDJ?
The analog supply voltage range is from 3 to 3.6 V).
- What is the full-scale output current range of the DAC5670IGDJ?
The full-scale output current can be adjusted from 5 to 30 mA).
- What package type is the DAC5670IGDJ available in?
The DAC5670IGDJ is available in a 192-ball CBGA package).
- What is the operating temperature range of the DAC5670IGDJ?
The operating temperature range is from –55°C to 125°C).
- Does the DAC5670IGDJ support LVDS and HyperTransport voltage levels?
Yes, the DAC5670IGDJ supports LVDS and HyperTransport compatible voltage levels).
- Can the DAC5670IGDJ be used in both single-ended and differential applications?
Yes, the DAC5670IGDJ supports both single-ended and differential applications).
- Is an external output buffer required for the DAC5670IGDJ?
No, the output current can be directly fed to the load without an additional external output buffer).
- What are some typical applications of the DAC5670IGDJ?
Typical applications include test and measurement, communications, and military/aerospace due to its military temperature range and QML-V qualification).
