Overview
The AD557JPZ is an 8-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. It is part of the DACPORT series and is designed for high-resolution data acquisition applications. This device is known for its excellent settling time of 1.5 μs, making it suitable for various applications including process control, instrumentation, and measurement systems. The AD557JPZ is available in a 20-pin PLCC (J-Lead) package and operates over a temperature range of 0°C to 70°C.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | 8 | Bits | ||
| Relative Accuracy (0°C to 70°C) | ±1/2 | ±1 | LSB | |
| Output Range | 0 | 2.56 | V | |
| Settling Time | 0.8 | 1.5 | μs | |
| Full-Scale Accuracy @ 25°C | ±1.5 | ±2.5 | LSB | |
| Zero Error @ 25°C | ±1 | ±3 | LSB | |
| Operating Voltage Range (VCC) | 4.5 | 5.5 | V | |
| Current (ICC) | 15 | 25 | mA | |
| Power Dissipation | 75 | 125 | mW | |
| Operating Temperature Range | 0 | 70 | °C |
Key Features
- 8-bit resolution with a conversion rate up to 1 MSPS
- Internal reference for easy configuration
- Unbuffered voltage output with a range of 0V to VCC
- R-2R architecture for high linearity and low distortion
- Available in a 20-LCC (J-Lead) package
- Excellent settling time of 1.5 μs
Applications
- Process control systems
- Instrumentation and measurement systems
- Data acquisition systems
- Industrial automation applications
Q & A
- What is the resolution of the AD557JPZ? The AD557JPZ has an 8-bit resolution.
- What is the settling time of the AD557JPZ? The settling time is 1.5 μs.
- What is the operating voltage range of the AD557JPZ? The operating voltage range is 4.5 V to 5.5 V.
- What is the package type of the AD557JPZ? The AD557JPZ is available in a 20-pin PLCC (J-Lead) package.
- What are the typical applications of the AD557JPZ? Typical applications include process control, instrumentation, measurement systems, and industrial automation.
- What is the temperature range for the AD557JPZ? The operating temperature range is 0°C to 70°C.
- Does the AD557JPZ have an internal reference? Yes, the AD557JPZ has an internal reference for easy configuration.
- What is the power dissipation of the AD557JPZ? The power dissipation is between 75 mW and 125 mW.
- Is the output of the AD557JPZ buffered or unbuffered? The output is unbuffered.
- What is the architecture of the DAC in the AD557JPZ? The DAC uses an R-2R architecture for high linearity and low distortion.
