Overview
The AD9058ATD/883B is a high-performance, dual 8-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component integrates two independent ADCs on a single monolithic IC, making it a cost-effective solution for systems requiring multiple ADCs. The AD9058ATD/883B is optimized for dynamic performance, offering up to 50 MSPS conversion rates and low power consumption of less than 0.5 W per channel. It features an optional on-board voltage reference and is designed for low input capacitance while maintaining high performance. The device is available in hermetic 48-lead DIP and 44-lead “J” lead packages, catering to both commercial and military temperature ranges.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 8-bit |
| Number of A/D Converters | 2 |
| Sampling Rate | Up to 50 MSPS |
| Input Range | 0 V to 2 V (unipolar), -1 V to +2 V (bipolar with external references) |
| Input Capacitance | Low input capacitance |
| Power Consumption | < 0.5 W/channel |
| Operating Temperature | -55°C to +125°C (military), 0°C to 70°C (commercial) |
| Package | Hermetic 48-lead DIP, 44-lead “J” lead |
| Reference Type | Internal (2 V), External |
| Data Interface | Parallel, TTL compatible |
Key Features
- Dual 8-bit analog-to-digital converters on a single IC.
- Optional on-board 2 V voltage reference capable of driving both ADCs.
- Low input capacitance and high performance.
- Low power consumption (< 0.5 W/channel).
- Support for both unipolar and bipolar input signals.
- TTL compatible digital inputs and outputs.
- Patented interpolating architecture reducing circuit complexity and die size.
Applications
The AD9058ATD/883B is suitable for various data acquisition systems, particularly those requiring high-speed and low-power conversion. It is ideal for applications in military, aerospace, and industrial environments where reliability and performance are critical. The device can be used in systems such as radar, medical imaging, and high-speed data acquisition systems.
Q & A
- What is the AD9058ATD/883B? The AD9058ATD/883B is a dual 8-bit analog-to-digital converter (ADC) produced by Analog Devices Inc.
- What is the sampling rate of the AD9058ATD/883B? The sampling rate can be up to 50 MSPS.
- What are the operating temperature ranges for the AD9058ATD/883B? The device operates from -55°C to +125°C (military) and 0°C to 70°C (commercial).
- What types of packages are available for the AD9058ATD/883B? It is available in hermetic 48-lead DIP and 44-lead “J” lead packages.
- Does the AD9058ATD/883B have an internal voltage reference? Yes, it has an optional on-board 2 V voltage reference.
- How many input comparators are used in each ADC of the AD9058ATD/883B? Each ADC uses 128 comparators.
- What is the power consumption per channel of the AD9058ATD/883B? The power consumption is less than 0.5 W per channel.
- Is the AD9058ATD/883B compatible with TTL logic? Yes, the digital inputs and outputs are TTL compatible.
- Can the AD9058ATD/883B handle bipolar input signals? Yes, it can handle bipolar input signals with external references.
- What architecture does the AD9058ATD/883B use for conversion? It uses a patented interpolating architecture.
