Overview
The AD7472AR-REEL7 is a high-performance, 12-bit successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for applications requiring high-speed, low-power data acquisition. It operates from a single power supply ranging from 2.7 V to 5.25 V and features a throughput rate of up to 1.5 million samples per second (MSPS). The AD7472AR-REEL7 is packaged in a 24-lead SOIC (Small Outline Integrated Circuit) package, making it suitable for a variety of space-constrained and high-performance applications.
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) |
| 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 |
| Operating Temperature | -40°C ~ 85°C |
| SNR (Signal to Noise Ratio) | 70 dB Typ at 500 kHz Input Frequency |
Key Features
- High throughput rate of up to 1.5 MSPS with low power consumption (typically 3.54 mW at 1.2 MSPS with 3 V supplies and 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, and an auto sleep mode for maximum power efficiency at lower throughput rates.
- No pipeline delays, ensuring accurate control of the sampling instant via a CONVST input and once-off conversion control.
- A low noise, wide bandwidth track-and-hold amplifier capable of handling input frequencies in excess of 1 MHz.
- A high-speed parallel interface for efficient data transfer and processing.
- Compact 24-lead SOIC package suitable for space-constrained applications.
Applications
- Industrial control systems: The AD7472AR-REEL7 is ideal for accurate and reliable data acquisition in industrial environments.
- Automotive systems: Its robust performance and wide operating temperature range make it suitable for automotive applications.
- Medical devices: The high precision and low power consumption of the AD7472AR-REEL7 make it a good fit for medical equipment.
- Embedded systems: The component's compact package and high-speed interface make it suitable for various embedded system applications).
Q & A
- What is the resolution of the AD7472AR-REEL7 ADC?
The AD7472AR-REEL7 has a 12-bit resolution).
- What is the maximum sampling rate of the AD7472AR-REEL7?
The maximum sampling rate is up to 1.5 MSPS).
- What type of data interface does the AD7472AR-REEL7 use?
The AD7472AR-REEL7 uses a parallel data interface).
- What is the operating temperature range of the AD7472AR-REEL7?
The operating temperature range is from -40°C to 85°C).
- What is the power supply voltage range for the AD7472AR-REEL7?
The power supply voltage range is from 2.7 V to 5.25 V for both analog and digital supplies).
- Does the AD7472AR-REEL7 have pipeline delays?
No, the AD7472AR-REEL7 does not have pipeline delays).
- What type of architecture does the AD7472AR-REEL7 use?
The AD7472AR-REEL7 uses a successive approximation (SAR) architecture).
- What is the typical power consumption of the AD7472AR-REEL7 at 1.5 MSPS with 5 V supplies?
The typical power consumption is 8.7 mW at 1.5 MSPS with 5 V supplies).
- Does the AD7472AR-REEL7 have an auto sleep mode?
Yes, the AD7472AR-REEL7 features an auto sleep mode to maximize power efficiency at lower throughput rates).
- What is the signal-to-noise ratio (SNR) of the AD7472AR-REEL7?
The SNR is typically 70 dB at a 500 kHz input frequency).
