Overview
The AD7401YRWZ-REEL7 is a 16-bit, isolated, sigma-delta modulator analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high-precision data acquisition in industrial and harsh environments. It features a robust isolation barrier, ensuring reliable operation in applications where high voltage differences are present. The AD7401 is part of Analog Devices' portfolio of specialized ADCs, offering a balance of precision, isolation, and ease of use.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 16 bits |
| Conversion Type | Sigma-Delta Modulator |
| Isolation | Isolated (up to 2.5 kV rms for 1 minute) |
| Input Range | ±10 V, ±5 V, ±2.5 V, ±1.25 V (programmable) |
| Sampling Rate | Up to 15 kSPS |
| Accuracy | ±0.1% FSR (Full Scale Range) |
| Interface | SPI-compatible serial interface |
| Package | 16-lead SOIC (300 mil) |
| Operating Temperature | -40°C to +105°C |
| Power Supply | 5 V (analog and digital supplies) |
Key Features
- High precision 16-bit sigma-delta ADC with low noise and high linearity.
- Isolated design with up to 2.5 kV rms isolation for 1 minute, ensuring safe operation in high-voltage environments.
- Programmable input ranges (±10 V, ±5 V, ±2.5 V, ±1.25 V) to accommodate various signal levels.
- SPI-compatible serial interface for easy communication with microcontrollers or other digital systems.
- Low power consumption, making it suitable for battery-powered and energy-efficient applications.
- Robust operating temperature range from -40°C to +105°C.
Applications
- Industrial automation and control systems.
- Power monitoring and energy metering.
- Medical devices requiring high precision and isolation.
- Aerospace and defense systems where reliability and precision are critical.
- Automotive systems, especially those requiring high-temperature operation and isolation.
Q & A
- What is the resolution of the AD7401YRWZ-REEL7? The AD7401YRWZ-REEL7 has a resolution of 16 bits.
- What type of conversion does the AD7401YRWZ-REEL7 use? It uses a sigma-delta modulator for analog-to-digital conversion.
- What is the isolation rating of the AD7401YRWZ-REEL7? The device is isolated up to 2.5 kV rms for 1 minute.
- What are the programmable input ranges of the AD7401YRWZ-REEL7? The input ranges are ±10 V, ±5 V, ±2.5 V, and ±1.25 V.
- What is the sampling rate of the AD7401YRWZ-REEL7? The sampling rate can be up to 15 kSPS.
- What interface does the AD7401YRWZ-REEL7 use for communication? It uses an SPI-compatible serial interface.
- What is the operating temperature range of the AD7401YRWZ-REEL7? The operating temperature range is from -40°C to +105°C.
- What is the power supply requirement for the AD7401YRWZ-REEL7? It requires a 5 V power supply for both analog and digital sections.
- In what package is the AD7401YRWZ-REEL7 available? It is available in a 16-lead SOIC (300 mil) package.
- Where can the AD7401YRWZ-REEL7 be used? It can be used in industrial automation, power monitoring, medical devices, aerospace, and automotive systems.
