Overview
The AD13280AZ is a dual-channel, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for high-speed applications, offering a sampling rate of 80 MSPS. It features an innovative multipass architecture and high-density circuit design, including laser-trimmed thin-film resistor networks, which ensure exceptional channel matching, impedance control, and performance. The AD13280AZ operates with separate power supplies for analog signal conditioning and digital output stages, enhancing its versatility and performance in various systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | - | - | 12 Bits | - |
| Offset Error (25°C) | -2.2 | ±1.0 | +2.2 | % FS |
| Channel Match Offset Error | -1.0 | - | +1.0 | % FS |
| AVCC Supply Voltage | 4.85 | 5.0 | 5.25 | V |
| AVEE Supply Voltage | -5.25 | -5.0 | -4.75 | V |
| DVCC Supply Voltage | 3.135 | 3.3 | 3.465 | V |
| Total Supply Current per Channel | 375 | - | 459 | mA |
| Power Dissipation (Total) | 3.7 | - | 4.3 | W |
Key Features
- Dual-Channel Operation: Each channel operates independently with minimal crosstalk and interference.
- High-Speed Sampling: 80 MSPS sampling rate for high-speed applications.
- Flexible Analog Input Options: Supports single-ended, differential, and optional series filtering for analog inputs.
- Multiple Power Supplies: Separate power supplies for analog signal conditioning (±5.0 V) and digital output stage (3.3 V).
- High-Density Circuit Design: Utilizes laser-trimmed thin-film resistor networks for exceptional channel matching and impedance control.
- Low Power Consumption: Total supply current per channel is 375 mA to 459 mA.
- Compact Packaging: Available in a 68-lead, ceramic gull wing package.
Applications
The AD13280AZ is suitable for a variety of high-speed applications, including:
- Medical Imaging: High-resolution imaging systems such as MRI and CT scanners.
- Industrial Automation: High-speed data acquisition and control systems.
- Aerospace and Defense: Radar systems, signal processing, and other high-speed data acquisition applications.
- Test and Measurement Equipment: Oscilloscopes, spectrum analyzers, and other precision measurement instruments.
Q & A
- What is the resolution of the AD13280AZ ADC?
The AD13280AZ has a resolution of 12 bits.
- What is the sampling rate of the AD13280AZ?
The AD13280AZ has a sampling rate of 80 MSPS.
- What types of analog input configurations are supported by the AD13280AZ?
The AD13280AZ supports single-ended, differential, and optional series filtering for analog inputs.
- What are the power supply requirements for the AD13280AZ?
The AD13280AZ requires separate power supplies: ±5.0 V for analog signal conditioning and 3.3 V for the digital output stage.
- How many channels does the AD13280AZ have?
The AD13280AZ is a dual-channel ADC.
- What is the typical power dissipation of the AD13280AZ?
The typical power dissipation is between 3.7 W and 4.3 W.
- What kind of packaging is the AD13280AZ available in?
The AD13280AZ is available in a 68-lead, ceramic gull wing package.
- What are some common applications for the AD13280AZ?
Common applications include medical imaging, industrial automation, aerospace and defense, and test and measurement equipment.
- How does the AD13280AZ achieve high channel matching and impedance control?
The AD13280AZ uses laser-trimmed thin-film resistor networks to achieve exceptional channel matching and impedance control.
- What is the significance of the multipass architecture in the AD13280AZ?
The multipass architecture helps the AD13280AZ achieve high-speed performance while maintaining high accuracy and low noise.
