Overview
The Texas Instruments DAC8812IBPWR is a high-performance, dual-channel, 16-bit digital-to-analog converter (DAC) designed for precision voltage and current output generation. It is particularly suited for industrial and instrumentation applications, providing high-accuracy conversion of digital input values into analog output voltages. The DAC operates from a single 2.7-V to 5.5-V supply and features a serial interface for easy integration with microcontrollers and digital signal processors.
Key Specifications
| Specification | Value |
|---|---|
| Resolution (Bits) | 16 |
| Number of DAC channels | 2 |
| Interface type | SPI |
| Output type | Unbuffered Current |
| Settling time (µs) | 0.5 |
| Reference type | External |
| Architecture | Multiplying DAC |
| Output range (max) (mA/V) | 2 |
| Output range (min) (mA/V) | 0 |
| Sample/update rate (Msps) | 2 |
| Power consumption (typ) (mW) | 0.025 |
| Operating temperature range (°C) | -40 to 85 |
| Package/Case | TSSOP (PW)-16 |
Key Features
- Relative Accuracy: 1 LSB Max
- Differential Nonlinearity: 1 LSB Max
- 2-mA Full-Scale Current ±20% with VREF= ±10 V
- 0.5-μs Settling Time
- Midscale or Zero-Scale Reset
- Separate 4Q Multiplying Reference Inputs
- Reference Bandwidth: 10 MHz
- Reference Dynamics: –105-dB THD
- SPI-Compatible 3-Wire Interface: 50 MHz
- Double Buffered Registers to Enable Simultaneous Multichannel Update
- Internal Power-On Reset
- Industry-Standard Pin Configuration
Applications
The DAC8812IBPWR is designed for precision voltage and current output generation in various performance-critical systems, including industrial and instrumentation applications. It is suitable for use in systems that require high accuracy and reliability, such as process control, medical devices, and test and measurement equipment.
Q & A
- Q: What is the resolution of the DAC8812IBPWR?
A: The DAC8812IBPWR offers a resolution of 16 bits, providing high precision in analog output generation. - Q: Can the DAC8812IBPWR work with microcontrollers?
A: Yes, the DAC8812IBPWR features a serial interface for easy integration with microcontrollers and digital signal processors. - Q: What is the settling time of the DAC8812IBPWR?
A: The settling time of the DAC8812IBPWR is 0.5 microseconds. - Q: What is the operating temperature range of the DAC8812IBPWR?
A: The operating temperature range of the DAC8812IBPWR is -40°C to 85°C. - Q: What type of interface does the DAC8812IBPWR use?
A: The DAC8812IBPWR uses an SPI-compatible 3-wire interface. - Q: What is the power consumption of the DAC8812IBPWR?
A: The typical power consumption of the DAC8812IBPWR is 0.025 mW. - Q: Does the DAC8812IBPWR have internal power-on reset?
A: Yes, the DAC8812IBPWR has an internal power-on reset that forces the output voltage to zero at system turn-on. - Q: What is the reference bandwidth of the DAC8812IBPWR?
A: The reference bandwidth of the DAC8812IBPWR is 10 MHz. - Q: Can the DAC8812IBPWR perform simultaneous multichannel updates?
A: Yes, the DAC8812IBPWR features double-buffered registers to enable simultaneous multichannel updates. - Q: What package type does the DAC8812IBPWR come in?
A: The DAC8812IBPWR comes in a TSSOP (PW)-16 package.
