Overview
The AD569JP-REEL, manufactured by Analog Devices Inc., is a 16-bit monolithic digital-to-analog converter (DAC) fabricated using the BiMOS II process. This device ensures 16-bit monotonicity over time and temperature, making it highly reliable for precise voltage output applications. The AD569 features a voltage-segmented architecture, on-chip high-speed buffer amplifiers, and double-buffered input latches, which simplify interfacing with 8- and 16-bit buses. It is available in various package types, including plastic DIP and PLCC, and ceramic DIP, catering to different temperature ranges and application requirements.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Resolution | 16 | 16 | 16 | Bits |
| Integral Nonlinearity | ±0.02% | ±0.02% | % | |
| Differential Nonlinearity | ±0.0004% | ±0.0004% | % | |
| Output Voltage Settling Time | 3 µs | µs | ||
| Reference Input Range | ±5 V | ±5 V | V | |
| Logic Input High (VIH) | 2.0 V | 5.5 V | V | |
| Logic Input Low (VIL) | 0 V | 0.8 V | V | |
| Input Current High (IIH) | 10 µA | 10 µA | µA | |
| Input Current Low (IIL) | 10 µA | 10 µA | µA |
Key Features
- Monotonicity: Ensures 16-bit monotonicity over time and temperature due to its voltage-segmented architecture.
- Output Buffer Amplifiers: On-chip high-speed buffer amplifiers provide a fast voltage output settling time of 3 µs to within ±0.001% for a full-scale step.
- Reference Input: Supports both unipolar and bipolar reference inputs with separate force and sense connections for high accuracy.
- Data Input Structure: Versatile data input structure allows loading from 8- and 16-bit buses, with double-buffered input latches.
- Load Capability: The output buffer amplifier can supply ±5 V into a 1 kΩ load and drive capacitive loads up to 1000 pF.
- Kelvin Connections: Preserves gain and offset accuracy by using Kelvin connections to the reference inputs.
Applications
- Industrial Control Systems: Suitable for precise control in industrial automation and process control.
- Medical Equipment: Used in medical devices requiring high accuracy and reliability.
- Aerospace and Defense: Available in versions compliant with MIL-STD-883, making it suitable for military and aerospace applications.
- Test and Measurement Equipment: Ideal for applications requiring precise voltage output and high stability.
Q & A
- What is the resolution of the AD569JP-REEL?
The AD569JP-REEL has a resolution of 16 bits.
- What is the integral nonlinearity of the AD569JP-REEL?
The integral nonlinearity is ±0.02%.
- What is the differential nonlinearity of the AD569JP-REEL?
The differential nonlinearity is ±0.0004%.
- What is the output voltage settling time of the AD569JP-REEL?
The output voltage settling time is 3 µs to within ±0.001% for a full-scale step.
- What types of reference inputs does the AD569JP-REEL support?
The AD569JP-REEL supports both unipolar and bipolar reference inputs.
- How does the AD569JP-REEL handle data input?
The AD569JP-REEL allows data to be loaded from 8- and 16-bit buses with double-buffered input latches.
- What is the load capability of the output buffer amplifier?
The output buffer amplifier can supply ±5 V into a 1 kΩ load and drive capacitive loads up to 1000 pF.
- Why are Kelvin connections important in the AD569JP-REEL?
Kelvin connections preserve the gain and offset accuracy by compensating for wiring resistances and ground currents.
- In what temperature ranges is the AD569JP-REEL available?
The AD569JP-REEL is available in versions specified from 0°C to +70°C, –25°C to +85°C, and –55°C to +125°C.
- Is the AD569JP-REEL compliant with any military standards?
Yes, the AD569JP-REEL is available in versions compliant with MIL-STD-883.
