Overview
The AD9058AKD, produced by Analog Devices Inc., is a high-performance analog-to-digital converter (ADC) that integrates two independent 8-bit ADCs on a single monolithic IC. This component is designed to provide a cost-effective solution for systems requiring multiple ADCs, offering optimized dynamic performance and low power consumption. The AD9058AKD supports conversion rates up to 50 MSPS and features an optional on-board voltage reference, making it versatile for various data acquisition applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of ADCs | 2 |
| Resolution | 8-bit |
| Sampling Rate | Up to 50 MSPS |
| Analog Input Range | 0 V to 2 V (unipolar), ±1 V (bipolar with external buffering) |
| Power Consumption | < 0.5 W/channel |
| Temperature Range | Commercial: 0°C to 70°C, Military: –55°C to +125°C |
| Package Type | Hermetic 48-lead DIP, 44-lead “J” lead packages |
| Digital Compatibility | TTL compatible |
Key Features
- Two independent 8-bit ADCs on a single IC, reducing component count and system complexity.
- Optional on-board 2 V voltage reference, capable of driving both ADCs.
- Patented interpolating architecture, reducing circuit complexity and input capacitance.
- Low power consumption of less than 0.5 W per channel.
- High dynamic performance with optimized SNR and ENOB.
- TTL compatible digital inputs and outputs.
- Flexible analog input ranges, including unipolar and bipolar configurations with external buffering.
Applications
- Data acquisition systems requiring multiple high-speed ADCs.
- Medical imaging and diagnostic equipment.
- Aerospace and defense systems due to its military temperature range.
- Industrial control and monitoring systems.
- High-speed test and measurement instruments.
Q & A
- What is the resolution of the AD9058AKD ADCs?
The AD9058AKD features two 8-bit analog-to-digital converters.
- What is the maximum sampling rate of the AD9058AKD?
The maximum sampling rate is up to 50 MSPS.
- What is the typical power consumption per channel of the AD9058AKD?
The power consumption is less than 0.5 W per channel.
- Does the AD9058AKD have an on-board voltage reference?
- What are the temperature ranges for the AD9058AKD?
The commercial temperature range is 0°C to 70°C, and the military temperature range is –55°C to +125°C.
- What types of packages are available for the AD9058AKD?
The AD9058AKD is available in hermetic 48-lead DIP and 44-lead “J” lead packages.
- Are the digital inputs and outputs of the AD9058AKD TTL compatible?
- Can the AD9058AKD handle bipolar input signals?
- What is the typical analog input range for the AD9058AKD?
The typical analog input range is 0 V to 2 V for unipolar operation, and ±1 V with external buffering for bipolar operation.
- What is the advantage of the interpolating architecture used in the AD9058AKD?
The interpolating architecture reduces circuit complexity, die size, and input capacitance compared to traditional flash converters.
