Overview
The AD584JN, produced by Analog Devices Inc., is an 8-terminal precision voltage reference that offers pin-programmable selection of four popular output voltages: 10.000 V, 7.500 V, 5.000 V, and 2.500 V. This device is highly versatile and can be used in a variety of applications requiring high precision voltage references. The AD584JN is part of the AD584 series, which is known for its flexibility and high accuracy, making it suitable for use in digital-to-analog converters (DACs) and analog-to-digital converters (ADCs) with up to 14-bit accuracy.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltages | 10.000 V, 7.500 V, 5.000 V, 2.500 V | V |
| Input Voltage Range | 4.5 V to 30 V | V |
| Output Voltage Tolerance (Typical) | ±10 mV (10 V), ±8 mV (7.5 V), ±6 mV (5 V), ±3.5 mV (2.5 V) | mV |
| Temperature Coefficient | 5 ppm/°C (0°C to 70°C), 15 ppm/°C (-55°C to +125°C) | ppm/°C |
| Operating Temperature Range | 0°C to +70°C (AD584J, AD584K) | °C |
| Operating Temperature Range | -55°C to +125°C (AD584S, AD584T) | °C |
| Package Type | Hermetically sealed 8-terminal TO-99 metal can, 8-lead PDIP | |
| Quiescent Current (On State) | Typically 750 μA | μA |
| Quiescent Current (Off State) | Approximately 100 μA | μA |
| Output Current Capability | Up to 10 mA | mA |
Key Features
- Pin-programmable selection of four output voltages: 10.000 V, 7.500 V, 5.000 V, and 2.500 V.
- Laser wafer trimming (LWT) for high accuracy and low temperature coefficients.
- Unique strobe terminal for turning the device on or off with a single low-power signal.
- Capability to source or sink current with good load regulation in either direction.
- Can be operated in a 2-terminal Zener mode as a negative reference.
- MIL-STD-883 compliant versions available.
- Flexible operation with the ability to serve as multiple references simultaneously when buffered properly.
Applications
The AD584JN is recommended for use in various applications, including:
- Digital-to-analog converters (DACs) requiring an external precision reference for 8-, 10-, or 12-bit accuracy.
- Analog-to-digital converters (ADCs) of up to 14-bit accuracy, including successive approximation and integrating designs.
- General use as a high-precision voltage reference in systems requiring stable and accurate voltage levels.
Q & A
- What are the programmable output voltages of the AD584JN? The AD584JN offers pin-programmable selection of 10.000 V, 7.500 V, 5.000 V, and 2.500 V.
- What is the input voltage range for the AD584JN? The input voltage can vary between 4.5 V and 30 V.
- How does the strobe terminal function? The strobe terminal allows the device to be turned on or off with a single low-power signal, reducing the quiescent current to approximately 100 μA in the off state.
- What is the temperature coefficient of the AD584JN? The temperature coefficient is 5 ppm/°C for the 0°C to 70°C range and 15 ppm/°C for the -55°C to +125°C range.
- What are the packaging options for the AD584JN? The device is available in a hermetically sealed 8-terminal TO-99 metal can and an 8-lead PDIP.
- Can the AD584JN source or sink current? Yes, the AD584JN can both source and sink current with good load regulation in either direction.
- Is the AD584JN compliant with any military standards? Yes, versions of the AD584 are compliant with MIL-STD-883.
- What is the typical quiescent current of the AD584JN in the on state? The typical quiescent current in the on state is 750 μA.
- Can the AD584JN be used in Zener mode? Yes, the AD584JN can be operated in a 2-terminal Zener mode as a negative reference.
- What is the maximum output current capability of the AD584JN? The device can provide up to 10 mA of output current.
