Overview
The DAC8820IBDB is a 16-bit, parallel input multiplying digital-to-analog converter (DAC) produced by Texas Instruments. This device is designed to operate from a single power supply ranging from +2.7 V to +5.5 V and is packaged in a space-saving 28-pin SSOP package with an industry-standard pin configuration. The DAC8820 features a high-speed parallel interface for efficient data transfer and is suitable for various applications requiring precise analog output control.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Resolution | 16 | Bits | |||
| Relative Accuracy | DAC8820IB | ±2 | LSB | ||
| Relative Accuracy | DAC8820IC | ±1 | LSB | ||
| Differential Nonlinearity | ±0.5 | ±1 | LSB | ||
| Output Leakage Current | Data = 0000h, TA = +25°C | 5 | 10 | nA | |
| Full-Scale Gain Error | Unipolar, data = FFFFh | ±16 | LSB | ||
| Power Supply Voltage | 2.7 | 5.5 | V | ||
| Operating Temperature Range | -40 | +85 | °C | ||
| Settling Time | 0.5 | µs | |||
| Reference Multiplying Bandwidth | VREF = 5 VPP, Data = FFFFh | 8 | MHz |
Key Features
- 16-bit resolution with monotonic performance
- Low noise: 10 nV/√Hz output spot noise voltage
- Low power consumption: IDD = 2 µA (typical)
- 4-quadrant multiplying reference input with ±15 V range
- High-speed parallel interface for fast data transfer
- Digitally controlled calibration and automatic test equipment compatibility
- Industry-standard pin configuration in a 28-pin SSOP package
- Reference dynamics: –105 dB THD
- Settling time of 0.5 µs
Applications
- Instrumentation and measurement systems
- Industrial control and PLCs
- Automatic test equipment
- Process control systems
- Medical and scientific equipment requiring precise analog output
Q & A
- What is the resolution of the DAC8820IBDB?
The DAC8820IBDB has a 16-bit resolution.
- What is the operating temperature range of the DAC8820IBDB?
The operating temperature range is from –40°C to +85°C.
- What is the power supply voltage range for the DAC8820IBDB?
The power supply voltage range is from +2.7 V to +5.5 V.
- What is the settling time of the DAC8820IBDB?
The settling time is 0.5 µs.
- What is the reference multiplying bandwidth of the DAC8820IBDB?
The reference multiplying bandwidth is 8 MHz.
- What is the noise performance of the DAC8820IBDB?
The output spot noise voltage is 10 nV/√Hz.
- What type of package does the DAC8820IBDB come in?
The DAC8820IBDB is packaged in a 28-pin SSOP package.
- What are some common applications for the DAC8820IBDB?
Common applications include instrumentation, industrial control, automatic test equipment, and process control systems.
- How does the DAC8820IBDB handle reference input voltage?
The DAC8820IBDB can handle a reference input voltage range of ±15 V.
- What is the recommended op-amp for use with the DAC8820IBDB?
The recommended op-amp is the OPA277 for best linearity performance.
