Overview
The AD7898AR-10REEL7 is a high-performance, 12-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is designed for applications requiring fast and accurate analog-to-digital conversion. It operates from a single 5 V supply and is housed in a compact 8-lead SOIC package, making it ideal for space-constrained designs. The AD7898AR-10REEL7 features a successive approximation ADC, an on-chip track/hold amplifier, and a high-speed serial interface, enabling it to achieve throughput rates of up to 220 kSPS.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 12 |
| Sampling Rate | 220 kSPS |
| Analog Input Range | ±10 V (AD7898-10), ±2.5 V (AD7898-3) |
| Supply Voltage | 5 V |
| Power Consumption | 22.5 mW Max |
| Operating Temperature | –40°C to +85°C |
| Package Type | 8-Lead SOIC |
| Input Type | Single Ended |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Contains lead / RoHS non-compliant |
Key Features
- Fast Conversion Rate: Achieves throughput rates of up to 220 kSPS.
- Low Power Operation: Consumes only 22.5 mW max from a single 5 V supply.
- Flexible Serial Interface: Allows interfacing to both 3 V and 5 V processor systems using the VDRIVE function.
- High Input Impedance: Ensures minimal loading on the analog input signal.
- On-Chip Track/Hold Amplifier: Enhances the component's ability to handle high-frequency input signals.
- Compact Package: Housed in an 8-lead SOIC package, offering significant space savings.
Applications
The AD7898AR-10REEL7 is suitable for a variety of applications that require high-speed and accurate analog-to-digital conversion. These include:
- Industrial Automation: For monitoring and controlling industrial processes.
- Medical Devices: In medical equipment that requires precise and fast data acquisition.
- Aerospace and Defense: For applications where high reliability and performance are critical.
- Automotive Systems: In vehicle control systems and sensors.
- Test and Measurement Equipment: For high-speed data acquisition in various testing environments.
Q & A
- What is the resolution of the AD7898AR-10REEL7 ADC?
The AD7898AR-10REEL7 has a resolution of 12 bits. - What is the maximum sampling rate of the AD7898AR-10REEL7?
The maximum sampling rate is 220 kSPS. - What are the available analog input ranges for the AD7898AR-10REEL7?
The analog input ranges are ±10 V for the AD7898-10 and ±2.5 V for the AD7898-3. - What is the supply voltage requirement for the AD7898AR-10REEL7?
The component operates from a single 5 V supply. - How much power does the AD7898AR-10REEL7 consume?
The power consumption is 22.5 mW max. - What is the operating temperature range of the AD7898AR-10REEL7?
The operating temperature range is –40°C to +85°C. - What type of package does the AD7898AR-10REEL7 come in?
The component is housed in an 8-lead SOIC package. - Is the AD7898AR-10REEL7 lead-free and RoHS compliant?
No, it contains lead and is RoHS non-compliant. - What is the moisture sensitivity level (MSL) of the AD7898AR-10REEL7?
The MSL is 1 (Unlimited). - Can the AD7898AR-10REEL7 interface with both 3 V and 5 V processor systems?
Yes, it can, using the VDRIVE function.
