Overview
The DAC37J82IAAVR is a high-performance, dual-channel digital-to-analog converter (DAC) produced by Texas Instruments. This device is part of the DAC37J82/DAC38J82 family, known for its low power consumption and high-speed capabilities. The DAC37J82IAAVR features a 16-bit resolution and operates at a maximum sample rate of 1.6 GSPS, making it suitable for a wide range of high-frequency applications. It is packaged in a 10x10mm, 144-ball Flip-Chip BGA (FCBGA) package, ensuring compact and efficient integration into various systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 16 | Bits |
| Maximum Sample Rate | 1.6 | GSPS |
| Maximum Input Data Rate | 1.23 | GSPS |
| Interface | JESD204B | |
| Package Type | FCBGA (144 pins) | |
| Package Size | 10x10mm | |
| Analog Output Full Scale Current | 20-30 | mA |
| Output Compliance Range | -0.5 to 0.6 | V |
| Output Resistance | 300 | kΩ |
| Power Dissipation | 884 | mW |
| Operating Junction Temperature | -40 to 85 | °C |
Key Features
- Low Power Consumption: The DAC37J82IAAVR is designed to operate with low power, making it energy-efficient for various applications.
- High-Speed Operation: With a maximum sample rate of 1.6 GSPS and support for JESD204B interface, this DAC is suitable for high-frequency applications.
- Flexible Routing: The device allows flexible routing of data to four analog outputs via an output multiplexer.
- IQ Compensation: It includes Quadrature Modulator Output Multiplexer Correction (QMC) and Group Delay Correction (GDC) for complete IQ compensation.
- Integrated Temperature Sensor: An integrated temperature sensor provides real-time monitoring of the device's temperature.
- Programmable Power Amplifier Protection: A programmable mechanism is available to protect the power amplifier from abnormal power behavior.
- 3/4-Wire Serial Control Bus (SPI): The device supports a 3/4-wire serial control bus for configuration and control.
- JTAG Boundary Scan: It includes JTAG boundary scan for testing and debugging purposes.
Applications
- Cellular Base Stations: Suitable for diversity transmit and wideband communications in cellular base stations.
- Direct Digital Synthesis (DDS) Instruments: Used in DDS instruments for generating high-frequency signals.
- Millimeter/Microwave Backhaul: Applicable in millimeter and microwave backhaul systems.
- Automated Test Equipment: Utilized in automated test equipment for high-speed signal generation.
- Cable Infrastructure: Used in cable infrastructure for high-speed data transmission.
- Radar Systems: Suitable for radar systems requiring high-speed and high-resolution signal generation.
Q & A
- What is the maximum sample rate of the DAC37J82IAAVR?
The maximum sample rate of the DAC37J82IAAVR is 1.6 GSPS.
- What interface does the DAC37J82IAAVR support?
The DAC37J82IAAVR supports the JESD204B interface.
- What is the resolution of the DAC37J82IAAVR?
The resolution of the DAC37J82IAAVR is 16 bits).
- What is the package type and size of the DAC37J82IAAVR?
The DAC37J82IAAVR is packaged in a 10x10mm, 144-ball Flip-Chip BGA (FCBGA) package).
- What are the key features of the DAC37J82IAAVR?
The key features include low power consumption, high-speed operation, flexible routing, IQ compensation, integrated temperature sensor, programmable power amplifier protection, 3/4-wire serial control bus (SPI), and JTAG boundary scan).
- What are some common applications of the DAC37J82IAAVR?
Common applications include cellular base stations, direct digital synthesis (DDS) instruments, millimeter/microwave backhaul, automated test equipment, cable infrastructure, and radar systems).
- How does the DAC37J82IAAVR handle IQ compensation?
The DAC37J82IAAVR includes Quadrature Modulator Output Multiplexer Correction (QMC) and Group Delay Correction (GDC) for complete IQ compensation).
- What is the power dissipation of the DAC37J82IAAVR?
The power dissipation of the DAC37J82IAAVR is approximately 884 mW).
- What is the operating junction temperature range of the DAC37J82IAAVR?
The operating junction temperature range is -40°C to 85°C).
- Does the DAC37J82IAAVR have an integrated temperature sensor?
Yes, the DAC37J82IAAVR includes an integrated temperature sensor).
