Overview
The AD7866ARU-REEL7 is a dual, simultaneous sampling, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device operates from a single 2.7 V to 5.25 V power supply and is designed for high-performance data acquisition. It features a 4-channel analog input multiplexer, track-and-hold amplifiers, and two successive approximation ADCs. Despite being an obsolete product, it remains a significant component in various legacy systems and applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | AD7866ARU-REEL7 |
| Manufacturer | Analog Devices Inc. |
| Number of Bits | 12 |
| Sampling Rate | 1 MSPS |
| Number of Analog Input Channels | 4 |
| Converter Type | Successive Approximation ADC |
| Signal-to-Noise Ratio (SNR) | 79 dB |
| Spurious-Free Dynamic Range (SFDR) | 92 dB |
| Power Supply | 2.7 V to 5.25 V |
| Operating Temperature | -40°C to 125°C |
| Package Type | TSSOP-20 |
| Pin Count | 20 |
Key Features
- Dual, simultaneous sampling 12-bit ADCs
- High sampling rate of 1 MSPS
- 4-channel analog input multiplexer
- Track-and-hold amplifier
- Low power consumption
- Excellent DC and AC performance, including 79 dB SNR and 92 dB SFDR
- Compatibility with a wide range of digital signal processors (DSPs) and microcontrollers through its SPI interface
Applications
- Industrial automation and control
- Test and measurement equipment
- Medical instrumentation
- Power management systems
- Portable and battery-powered devices
Q & A
- What is the AD7866ARU-REEL7?
The AD7866ARU-REEL7 is a dual, simultaneous sampling, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc.
- What is the sampling rate of the AD7866ARU-REEL7?
The sampling rate is 1 MSPS.
- How many analog input channels does the AD7866ARU-REEL7 have?
The device has 4 analog input channels.
- What is the power supply range for the AD7866ARU-REEL7?
The device operates from a single 2.7 V to 5.25 V power supply.
- What is the operating temperature range for the AD7866ARU-REEL7?
The operating temperature range is -40°C to 125°C.
- Is the AD7866ARU-REEL7 still in active production?
No, the AD7866ARU-REEL7 is an obsolete product and is no longer in active production.
- What are some alternative models to the AD7866ARU-REEL7?
Alternative models include the AD7641, AD7980, and other similar ADCs from Analog Devices.
- What interface does the AD7866ARU-REEL7 use for communication?
The device uses an SPI interface for communication with DSPs and microcontrollers.
- What are some common applications of the AD7866ARU-REEL7?
Common applications include industrial automation, test and measurement equipment, medical instrumentation, power management systems, and portable devices.
- What is the package type of the AD7866ARU-REEL7?
The package type is TSSOP-20.
- What is the signal-to-noise ratio (SNR) of the AD7866ARU-REEL7?
The SNR is 79 dB.
