Overview
The AD7706BRZ-REEL7, manufactured by Analog Devices Inc., is a 3-channel, 16-bit sigma-delta analog-to-digital converter (ADC). This device is designed for low-frequency measurement applications and serves as a complete analog front end. It can accept low-level input signals directly from transducers and produce serial digital output. The AD7706 is particularly suited for use in smart, microcontroller, or DSP-based systems due to its low power consumption and flexible serial interface configuration.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 3 |
| Resolution | 16-bit |
| Conversion Technique | Sigma-Delta (Σ-Δ) |
| Sample Rate | Up to 500 sps |
| Input Type | Pseudo Differential |
| Supply Voltage | 2.7 V to 3.3 V or 4.75 V to 5.25 V |
| Power Consumption | Approximately 1 mW |
| Package Type | 16-Lead SOIC Wide |
| Interface | Serial (3-wire operation) |
| Reference Input | Differential |
| Input Signal Range | Unipolar: 0 mV to 2.5 V, Bipolar: ±2.5 V |
| RoHS Compliance | Yes |
Key Features
- High resolution of 16 bits with no missing codes performance.
- Programmable-gain front end and on-chip digital filter.
- Flexible serial interface configurable for 3-wire operation.
- Self-calibration and system calibration options to eliminate gain and offset errors.
- Low power consumption with a typical standby power of 20 μW.
- CMOS construction ensuring low power dissipation.
- Support for both unipolar and bipolar input signal ranges.
Applications
The AD7706BRZ-REEL7 is ideal for various low-frequency measurement applications, including:
- Industrial process control systems.
- Medical devices requiring precise analog-to-digital conversion.
- Smart sensors and transducer interfaces.
- Microcontroller or DSP-based systems.
- Automotive and aerospace applications where low power and high accuracy are crucial.
Q & A
- What is the resolution of the AD7706BRZ-REEL7?
The AD7706BRZ-REEL7 has a resolution of 16 bits.
- How many channels does the AD7706BRZ-REEL7 support?
The AD7706BRZ-REEL7 supports three pseudo differential input channels.
- What is the conversion technique used by the AD7706BRZ-REEL7?
The AD7706BRZ-REEL7 uses the sigma-delta (Σ-Δ) conversion technique.
- What are the supply voltage ranges for the AD7706BRZ-REEL7?
The device operates from a single supply voltage of 2.7 V to 3.3 V or 4.75 V to 5.25 V.
- What is the typical power consumption of the AD7706BRZ-REEL7?
The typical power consumption is approximately 1 mW.
- What type of package does the AD7706BRZ-REEL7 come in?
The device comes in a 16-Lead SOIC Wide package.
- Does the AD7706BRZ-REEL7 support self-calibration?
Yes, the device supports self-calibration and system calibration options.
- What is the standby power consumption of the AD7706BRZ-REEL7?
The standby power consumption is typically 20 μW.
- Is the AD7706BRZ-REEL7 RoHS compliant?
Yes, the device is RoHS compliant.
- What are the input signal ranges supported by the AD7706BRZ-REEL7?
The device supports unipolar input signal ranges of 0 mV to 2.5 V and bipolar input signal ranges of ±2.5 V.
