Overview
The AD586LR from Analog Devices Inc. is a high-precision 5 V voltage reference integrated circuit. It represents a significant advancement in monolithic voltage references, utilizing a proprietary ion-implanted buried Zener diode and laser wafer trimming of high stability thin-film resistors. This design ensures outstanding performance at a low cost, making it an ideal choice for various precision reference applications. The AD586LR is known for its low noise, high accuracy, and temperature stability, making it suitable for use in high-resolution digital-to-analog converters (DACs) and analog-to-digital converters (ADCs).
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD586LR-REEL7 |
| Package | 8-SOIC (0.154, 3.90mm Width) |
| Number of Pins | 8 |
| Max Output Current | 10 mA |
| Max Input Voltage | 36 V |
| Output Voltage | 5 V |
| Output Voltage Tolerance | ±0.05% |
| Temperature Range | 0°C to 70°C |
| Noise Level | 100 nV/√Hz |
| Temperature Coefficient | 2 ppm/°C max |
Key Features
- High Precision: The AD586LR offers high precision with an initial offset of 2.0 mV or less and a temperature coefficient of under 2 ppm/°C.
- Low Noise: It features low noise, typically 4 µV p-p, and includes a noise reduction pin for further noise filtering using an external capacitor.
- Output Trim Capability: An optional fine-trim connection is provided for applications requiring higher precision, allowing the output to be adjusted by up to 300 mV.
- MIL-STD-883 Compliance: Versions of the AD586 are available that are compliant with MIL-STD-883, ensuring reliability in military and industrial applications.
- Industrial Temperature Range: The device is available in SOIC packages and operates over an industrial temperature range, making it suitable for a wide range of environments.
Applications
- Precision References for DACs and ADCs: The AD586LR is recommended for use as a reference for 8-, 10-, 12-, 14-, or 16-bit DACs and ADCs that require an external precision reference.
- Successive Approximation and Integrating ADCs: It is ideal for successive approximation or integrating ADCs with up to 14 bits of accuracy.
- General Precision Reference Applications: The device is simple to use in virtually all precision reference applications, requiring no external components for basic operation.
Q & A
- What is the output voltage of the AD586LR?
The output voltage of the AD586LR is 5 V with a tolerance of ±0.05%.
- What is the maximum output current of the AD586LR?
The maximum output current of the AD586LR is 10 mA.
- What is the temperature range for the AD586LR?
The AD586LR operates over a temperature range of 0°C to 70°C.
- Does the AD586LR have noise reduction capabilities?
Yes, the AD586LR includes a noise reduction pin that can be used with an external capacitor to further reduce noise levels.
- Is the AD586LR compliant with MIL-STD-883?
Yes, versions of the AD586 are available that are compliant with MIL-STD-883.
- What is the package type of the AD586LR?
The AD586LR is available in an 8-SOIC (0.154, 3.90mm Width) package.
- Can the AD586LR be used as a reference for DACs and ADCs?
Yes, the AD586LR is recommended for use as a reference for 8-, 10-, 12-, 14-, or 16-bit DACs and ADCs.
- How does the AD586LR achieve its high precision?
The AD586LR achieves its high precision through the use of a proprietary ion-implanted buried Zener diode and laser wafer trimming of high stability thin-film resistors.
- Can the output voltage of the AD586LR be trimmed?
Yes, an optional fine-trim connection is provided to adjust the output voltage by up to 300 mV.
- What is the typical noise level of the AD586LR?
The typical noise level of the AD586LR is 4 µV p-p.
