Overview
The AD7898ARZ-10REEL is a high-speed, low-power 12-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is part of the AD7898 series and is designed to offer high performance and flexibility in various applications. It features a sequential approximation ADC, an on-chip tracking/hold amplifier, and an internal reference voltage, making it suitable for a wide range of digital signal processing tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 12 |
| Sampling Rate | Up to 220 kSPS (depending on the specific model) |
| Input Range | ±10 V, ±5 V, 0 V to +2.5 V, or ±2.5 V (varies by model) |
| Power Supply | Single +5 V |
| Power Consumption | Typically 60 mW |
| Conversion Time | 1.47 µs (for AD7892-3 model) |
| Tracking/Hold Acquisition Time | 200 ns |
| Interface | High-speed serial and parallel interfaces |
| Package Type | 24-pin SOIC or DIP |
Key Features
- Fast 12-bit ADC with conversion times as low as 1.47 µs
- High throughput rates up to 600 kSPS (depending on the model)
- Single supply operation with low power consumption of 60 mW
- On-chip tracking/hold amplifier and internal reference voltage
- Selection of input ranges: ±10 V, ±5 V, 0 V to +2.5 V, or ±2.5 V
- High-speed serial and parallel interfaces for easy connection to microprocessors and digital signal processors
- Overvoltage protection on analog inputs for certain models
Applications
The AD7898ARZ-10REEL is suitable for a variety of applications that require high-speed, low-power analog-to-digital conversion. These include:
- Portable and battery-powered devices due to its low power consumption
- Digital signal processing systems that require fast and accurate ADCs
- Industrial control systems where high-speed data acquisition is necessary
- Medical devices that need precise and fast analog-to-digital conversion
Q & A
- What is the number of bits in the AD7898ARZ-10REEL ADC?
The AD7898ARZ-10REEL is a 12-bit analog-to-digital converter. - What are the typical power consumption and supply voltage for the AD7898ARZ-10REEL?
The typical power consumption is 60 mW, and it operates on a single +5 V power supply. - What are the available input ranges for the AD7898 series?
The available input ranges include ±10 V, ±5 V, 0 V to +2.5 V, and ±2.5 V, depending on the specific model. - What is the conversion time for the AD7892-3 model?
The conversion time for the AD7892-3 model is 1.47 µs. - Does the AD7898ARZ-10REEL have overvoltage protection?
Yes, certain models in the AD7898 series have overvoltage protection on the analog inputs. - What types of interfaces does the AD7898ARZ-10REEL support?
The AD7898ARZ-10REEL supports high-speed serial and parallel interfaces. - What is the tracking/hold acquisition time for the AD7898 series?
The tracking/hold acquisition time is 200 ns. - What is the typical throughput rate for the AD7898 series?
The typical throughput rate can be up to 600 kSPS, depending on the specific model. - In what package types is the AD7898ARZ-10REEL available?
The AD7898ARZ-10REEL is available in 24-pin SOIC or DIP packages. - What are some common applications for the AD7898ARZ-10REEL?
Common applications include portable and battery-powered devices, digital signal processing systems, industrial control systems, and medical devices.
