Overview
The DAC8531E/250G4 from Texas Instruments is a high-precision, low-power digital-to-analog converter (DAC) with a 16-bit resolution. This device is designed for applications requiring accurate voltage output control and is particularly suited for industrial automation, process control, and instrumentation. The DAC8531E/250G4 operates from a single power supply of 2.7V to 5.5V and features a rail-to-rail output buffer amplifier, ensuring a wide output voltage range. Its low power consumption and compact package make it ideal for battery-operated and space-constrained designs.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Resolution | 16 bits | Number of Channels | 1 Channel |
| Sampling Rate | 93 kS/s | Settling Time | 10 µs to ±0.003 FSR |
| Interface Type | 3-Wire, DSP, Microwire, QSPI, SPI | Analog Supply Voltage | 2.7 V to 5.5 V |
| Digital Supply Voltage | 2.7 V to 5.5 V | Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | +105 | Mounting Style | SMD/SMT |
| Architecture | Resistor-String | DNL - Differential Nonlinearity | +/- 64 LSB |
| Gain Error | 1.25 % FSR | Power Consumption | 720 µW |
| Supply Voltage - Min | 2.7 V | Max Supply Voltage | 5.5 V |
Key Features
- microPower operation: 250 µA at 5V
- Power-on reset to zero
- Power supply: +2.7V to +5.5V
- Ensured monotonic by design
- Settling time: 10 µs to ±0.003 FSR
- Low-power serial interface with Schmitt-triggered inputs
- On-chip output buffer amplifier, rail-to-rail operation
- SYNC interrupt facility
- Packages: MSOP-8 and 3x3 SON-8 (same size as QFN)
Applications
- Process control
- Data acquisition systems
- Closed-loop servo-control
- PC peripherals
- Portable instrumentation
- Programmable attenuation
- Industrial automation
- Automotive applications
Q & A
- What is the resolution of the DAC8531E/250G4?
The DAC8531E/250G4 has a resolution of 16 bits.
- What is the operating voltage range of the DAC8531E/250G4?
The device operates from a single power supply of 2.7V to 5.5V.
- What types of interfaces does the DAC8531E/250G4 support?
The DAC8531E/250G4 supports 3-Wire, DSP, Microwire, QSPI, and SPI interfaces.
- What is the settling time of the DAC8531E/250G4?
The settling time is 10 µs to ±0.003 FSR.
- Does the DAC8531E/250G4 have a power-down feature?
- What are the package options for the DAC8531E/250G4?
The device is available in MSOP-8 and 3x3 SON-8 packages.
- What is the typical power consumption of the DAC8531E/250G4?
The typical power consumption is 720 µW.
- Is the DAC8531E/250G4 ensured to be monotonic?
- What is the maximum operating temperature of the DAC8531E/250G4?
The maximum operating temperature is +105°C.
- What are some common applications of the DAC8531E/250G4?
