Overview
The AD7472AR-REEL, manufactured by Analog Devices Inc., is a high-speed, low-power successive approximation analog-to-digital converter (ADC). This 12-bit ADC is designed to operate from a single 2.7 V to 5.25 V power supply and features a throughput rate of up to 1.5 million samples per second (MSPS). It is packaged in a 24-lead SOIC or TSSOP, making it suitable for a variety of applications requiring high-speed data conversion with low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Category | Integrated Circuits (ICs) - Data Acquisition - Analog to Digital Converters (ADC) |
| Package | 24-SOIC (0.295", 7.50mm Width) or TSSOP |
| Number of Bits | 12 |
| Sampling Rate (Per Second) | 1.5 MSPS |
| Number of Inputs | 1 |
| Input Type | Single Ended |
| Data Interface | Parallel |
| Configuration | S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR (Successive Approximation) |
| Reference Type | External |
| Voltage - Supply, Analog | 2.7 V ~ 5.25 V |
| Voltage - Supply, Digital | 2.7 V ~ 5.25 V |
Key Features
- High throughput rate of up to 1.5 MSPS with low power consumption (typically 8.7 mW at 1.5 MSPS with 5 V supplies).
- Flexible power/throughput rate management, allowing power reduction as the conversion rate is reduced.
- No pipeline delays, ensuring accurate control of the sampling instant via a CONVST input.
- Low noise, wide bandwidth track-and-hold amplifier capable of handling input frequencies in excess of 1 MHz.
- High speed parallel interface for data access via standard CS and RD signals.
- Auto sleep mode to maximize power efficiency at lower throughput rates, consuming as low as 50 nA in sleep mode).
Applications
The AD7472AR-REEL is suitable for various applications requiring high-speed, low-power analog-to-digital conversion. These include:
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- High-speed data acquisition systems.
- Embedded systems and microcontroller-based projects.
Q & A
- What is the maximum sampling rate of the AD7472AR-REEL?
The AD7472AR-REEL has a maximum sampling rate of 1.5 MSPS.
- What is the power supply range for the AD7472AR-REEL?
The AD7472AR-REEL operates from a single 2.7 V to 5.25 V power supply.
- What type of data interface does the AD7472AR-REEL use?
The AD7472AR-REEL uses a high-speed parallel interface).
- Does the AD7472AR-REEL have pipeline delays?
No, the AD7472AR-REEL does not have pipeline delays).
- How does the AD7472AR-REEL manage power consumption?
The AD7472AR-REEL features flexible power/throughput rate management and an auto sleep mode to reduce power consumption at lower throughput rates).
- What is the input type of the AD7472AR-REEL?
The AD7472AR-REEL has a single-ended input type).
- What is the architecture of the AD7472AR-REEL?
The AD7472AR-REEL uses a successive approximation (SAR) architecture).
- Can the AD7472AR-REEL handle high-frequency input signals?
Yes, the AD7472AR-REEL can handle input frequencies in excess of 1 MHz).
- What is the typical power consumption of the AD7472AR-REEL at 1.5 MSPS?
The typical power consumption at 1.5 MSPS with 5 V supplies is 8.7 mW).
- How does the AD7472AR-REEL enter and exit sleep mode?
The AD7472AR-REEL can operate in an auto sleep mode where it wakes up to perform a conversion and automatically enters sleep mode at the end of the conversion).
