Overview
The AD586LR-REEL7, produced by Analog Devices Inc., is a high precision 5 V voltage reference IC. 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. The AD586 offers superior performance compared to most other 5 V references, with features such as low noise, output trim capability, and compliance with MIL-STD-883 for certain versions.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 5 V | V |
| Temperature Coefficient | 2 ppm/°C (M grade), 5 ppm/°C (B and L grades), 10 ppm/°C (T grade) | ppm/°C |
| Output Noise | 100 nV/√Hz | nV/√Hz |
| Output Trim Capability | Yes | - |
| Noise Reduction Capability | Yes, using external capacitor | - |
| Output Current Capability | Sourcing or sinking 10 mA | mA |
| Operating Temperature Range | 0°C to 70°C (M grade), -40°C to +85°C (B and L grades), -55°C to +125°C (T grade) | °C |
| Package Types | 8-lead PDIP, 8-lead SOIC, 8-lead CERDIP | - |
Key Features
- Laser trimming of both initial accuracy and temperature coefficients for very low errors over temperature without external components.
- Low noise output, typically 4 µV p-p, with a noise reduction pin for additional filtering using an external capacitor.
- Output trim capability for fine-tuning the output voltage.
- Compliance with MIL-STD-883 for certain versions.
- Industry-standard pinout, allowing easy upgrades in many systems.
- Output capable of sourcing or sinking 10 mA.
Applications
- Reference for 8-, 10-, 12-, 14-, or 16-bit D/A converters requiring an external precision reference.
- Successive approximation or integrating A/D converters with up to 14 bits of accuracy.
- Systems requiring high precision voltage references with low noise and drift.
Q & A
- What is the output voltage of the AD586LR-REEL7?
The output voltage of the AD586LR-REEL7 is 5 V.
- What is the temperature coefficient of the AD586LR-REEL7?
The temperature coefficient is 2 ppm/°C for the M grade, 5 ppm/°C for the B and L grades, and 10 ppm/°C for the T grade.
- How does the AD586LR-REEL7 reduce noise?
The AD586LR-REEL7 has a noise reduction pin that can be used with an external capacitor to further reduce the noise level generated by the buried Zener diode.
- What are the available package types for the AD586LR-REEL7?
The AD586LR-REEL7 is available in 8-lead PDIP, 8-lead SOIC, and 8-lead CERDIP packages.
- What is the operating temperature range for the AD586LR-REEL7?
The operating temperature range varies by grade: 0°C to 70°C for M grade, -40°C to +85°C for B and L grades, and -55°C to +125°C for T grade.
- Can the AD586LR-REEL7 be used in military applications?
Yes, certain versions of the AD586 are compliant with MIL-STD-883, making them suitable for military applications.
- What is the maximum output current capability of the AD586LR-REEL7?
The AD586LR-REEL7 can source or sink up to 10 mA.
- How does the AD586LR-REEL7 compare to other 5 V references?
The AD586LR-REEL7 offers higher performance than most other 5 V references, with lower noise and drift due to its buried Zener diode design.
- Can the AD586LR-REEL7 be used in A/D converters?
Yes, the AD586LR-REEL7 is ideal for successive approximation or integrating A/D converters with up to 14 bits of accuracy.
- Is the AD586LR-REEL7 easy to integrate into existing systems?
Yes, the AD586LR-REEL7 uses an industry-standard pinout, making it easy to upgrade many systems instantly.
