Overview
The AD586SQ, produced by Analog Devices Inc., is a high-precision 5 V voltage reference device. It represents a significant advancement in the field of 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 applications.
The AD586SQ is particularly noted for its low noise and drift characteristics, outperforming many other 5 V references. It is compatible with industry-standard pinouts, allowing for easy upgrades in existing systems. The device is also MIL-STD-883 compliant, making it suitable for military and aerospace applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 5.000 V | V |
| Output Current | 10 mA (sourcing or sinking) | mA |
| Temperature Coefficient | 2 ppm/°C (M grade), 5 ppm/°C (B and L grades), 10 ppm/°C (T grade) | ppm/°C |
| Operating Temperature Range | -55°C to +125°C (T grade) | °C |
| Noise | 100 nV/√Hz, 4 µV p-p | nV/√Hz, µV p-p |
| Package Type | 8-pin CerDIP | |
| Maximum Deviation from 5.000 V | ±7.5 mV (T grade) | mV |
Key Features
- High Precision: The AD586SQ offers high precision with a maximum deviation from 5.000 V of ±7.5 mV over the temperature range of -55°C to +125°C.
- Low Noise: It features low noise of 100 nV/√Hz and 4 µV p-p, with a noise reduction pin for additional noise filtering.
- Temperature Stability: The device has a trimmed temperature coefficient of 2 ppm/°C (M grade), 5 ppm/°C (B and L grades), and 10 ppm/°C (T grade).
- Output Trim Capability: An optional fine-trim connection is provided for applications requiring higher precision.
- MIL-STD-883 Compliance: The AD586SQ is available in versions compliant with MIL-STD-883, making it suitable for military and aerospace applications.
- Industry-Standard Pinout: The device uses an industry-standard pinout, allowing for easy upgrades in existing systems.
Applications
- DACs and ADCs: The AD586SQ 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 Converters: It is ideal for successive approximation or integrating ADCs with up to 14 bits of accuracy.
- Military and Aerospace: The device is suitable for military and aerospace applications due to its MIL-STD-883 compliance.
- Precision Voltage References: It can be used in any system requiring a high-precision voltage reference, including industrial and commercial applications.
Q & A
- What is the output voltage of the AD586SQ?
The output voltage of the AD586SQ is 5.000 V.
- What is the operating temperature range of the AD586SQ?
The operating temperature range of the AD586SQ is -55°C to +125°C (T grade).
- What is the noise level of the AD586SQ?
The noise level of the AD586SQ is 100 nV/√Hz and 4 µV p-p.
- Does the AD586SQ have a noise reduction feature?
Yes, the AD586SQ has a noise reduction pin that can be used to further reduce the noise level using an external capacitor.
- Is the AD586SQ compliant with MIL-STD-883?
Yes, the AD586SQ is available in versions compliant with MIL-STD-883.
- What types of converters can the AD586SQ be used with?
The AD586SQ can be used with 8-, 10-, 12-, 14-, or 16-bit DACs and ADCs, including successive approximation and integrating converters.
- What is the maximum output current of the AD586SQ?
The AD586SQ can source or sink up to 10 mA of current.
- What is the package type of the AD586SQ?
The AD586SQ is available in an 8-pin CerDIP package.
- Can the AD586SQ be used as a negative voltage reference?
Yes, the AD586SQ can be configured to provide a precision -5.000 V output by adjusting the connections and using an external resistor and supply.
- What is the temperature coefficient of the AD586SQ?
The temperature coefficient of the AD586SQ is 2 ppm/°C (M grade), 5 ppm/°C (B and L grades), and 10 ppm/°C (T grade).
