Overview
The AD669BNZ, produced by Analog Devices Inc., is a complete 16-bit monolithic digital-to-analog converter (DAC) that integrates an on-board reference and output amplifier. Manufactured using Analog Devices' BiMOS II process, this device combines low power CMOS logic with high precision bipolar linear circuitry. The AD669BNZ is designed for high stability and accuracy, making it suitable for a variety of applications requiring precise analog signal generation.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Integral Nonlinearity (INL) | ±1 LSB |
| Differential Nonlinearity (DNL) | ±1 LSB |
| Output Range | Unipolar: 0 V to +10 V, Bipolar: -10 V to +10 V |
| Reference Voltage | 10.000 V ±0.2% |
| Settling Time (Full-Scale Step) | 10 µs to within 1/2 LSB |
| THD+N | 0.009% |
| SNR | 83 dB |
| Operating Temperature Range | -40°C to +85°C |
| Package | Plastic DIP (N-28), SOIC (R-28) |
Key Features
- Complete 16-bit D/A function with on-chip output amplifier and buried Zener reference.
- High stability and low drift due to the laser-trimmed reference voltage.
- Double-buffered latches for simultaneous updating of DACs in multi-DAC systems.
- Microprocessor-compatible 16-bit parallel input.
- Fast 40 ns write pulse and low glitch impulse of 15 nV-s.
- Pin-programmable unipolar or bipolar output.
- MIL-STD-883 compliant versions available.
Applications
The AD669BNZ is suitable for various applications requiring precise analog signal generation, such as:
- Signal generation in audio and video systems.
- Industrial control systems.
- Medical equipment.
- Aerospace and defense systems.
- Automotive systems.
Q & A
- What is the resolution of the AD669BNZ DAC?
The AD669BNZ has a resolution of 16 bits. - What is the integral nonlinearity (INL) of the AD669BNZ?
The INL is ±1 LSB. - What is the output range of the AD669BNZ?
The output range is pin-programmable and can be either unipolar (0 V to +10 V) or bipolar (-10 V to +10 V). - What is the reference voltage of the AD669BNZ?
The reference voltage is 10.000 V with a ±0.2% maximum error. - What is the settling time for a full-scale step?
The settling time is 10 µs to within 1/2 LSB. - Is the AD669BNZ suitable for audio applications?
Yes, with a THD+N of 0.009% and an SNR of 83 dB, it is suitable for high-quality audio applications. - What are the operating temperature ranges for the AD669BNZ?
The operating temperature range is -40°C to +85°C. - What types of packages are available for the AD669BNZ?
The AD669BNZ is available in Plastic DIP (N-28) and SOIC (R-28) packages. - Does the AD669BNZ support simultaneous updating of DACs in multi-DAC systems?
Yes, it features double-buffered latches for this purpose. - Is the AD669BNZ compliant with MIL-STD-883?
Yes, MIL-STD-883 compliant versions are available.
