Overview
The DAC7731EG4 is a 16-bit Digital-to-Analog Converter (DAC) produced by Texas Instruments, formerly known as Burr-Brown. This device offers 16 bits of monotonic performance over the specified operating temperature range of –40°C to +85°C. It features a +10V internal reference and supports both unipolar and bipolar operation through pin strapping. The DAC7731EG4 is designed for various applications including automatic test equipment, industrial process control, and data acquisition systems.
Key Specifications
| Parameter | Conditions | MIN | TYP | MAX | Units |
|---|---|---|---|---|---|
| Linearity Error (INL) | TA = 25°C | ±6 | ±4 | ±3 | LSB |
| Differential Linearity Error (DNL) | TA = 25°C | ±4 | ±2 | ±1 | LSB |
| Monotonicity | TMIN to TMAX | 14 | 15 | 16 | Bits |
| Offset Error | Code = 0000h | ±0.1 | % of FSR | ||
| Gain Error | With Internal REF | ±0.4 | ±0.25 | ±0.15 | % of FSR |
| Settling Time | 5µs to ±0.003% FSR | µs | |||
| Power Consumption | 150mW | mW |
Key Features
- Low power consumption: 150mW maximum
- +10V internal reference
- Unipolar or bipolar operation through pin strapping
- Settling time: 5µs to ±0.003% FSR for a 20V full-scale change
- 16-bit monotonicity over –40°C to +85°C temperature range
- Configurable voltage output: ±10V, ±5V, or +10V
- Reset to zero or mid-scale
- Double-buffered data input
- Daisy-chain feature for multiple DAC7731s on a single bus
- Small SSOP-24 package
Applications
- Process control
- Automatic test equipment (ATE) pin electronics
- Closed-loop servo-control
- Motor control
- Data acquisition systems
Q & A
- What is the resolution of the DAC7731EG4?
The DAC7731EG4 is a 16-bit Digital-to-Analog Converter.
- What is the operating temperature range of the DAC7731EG4?
The device operates over a temperature range of –40°C to +85°C.
- Does the DAC7731EG4 support both unipolar and bipolar operation?
- What is the settling time of the DAC7731EG4?
The settling time is 5µs to ±0.003% FSR for a 20V full-scale change.
- Can the DAC7731EG4 be reset to a specific scale?
- What is the power consumption of the DAC7731EG4?
The typical power consumption is 150mW.
- What package type is the DAC7731EG4 available in?
The device is available in a SSOP-24 package.
- Does the DAC7731EG4 support daisy-chaining?
- What are the common applications of the DAC7731EG4?
- Is the DAC7731EG4 suitable for industrial environments?
