Overview
The AD7767BRUZ, manufactured by Analog Devices Inc., is a high-performance, 24-bit oversampled successive approximation (SAR) analog-to-digital converter (ADC). This device is designed for ultralow power data acquisition and is particularly suited for applications requiring high accuracy and low power consumption. The AD7767BRUZ operates from a 2.5 V supply with a 5 V reference and is housed in a 16-lead TSSOP package, making it ideal for various precision measurement applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 24 bits |
| Maximum Sampling Rate | 32 kSPS (AD7767-2) |
| Dynamic Range | 115.5 dB at 32 kSPS |
| Total Harmonic Distortion (THD) | −118 dB |
| Power Consumption | 8.5 mW at 32 kSPS |
| Supply Voltage | 2.5 V ± 5% |
| Reference Voltage | 5 V |
| Operating Temperature | −40°C to +105°C |
| Package Type | 16-lead TSSOP |
Key Features
- Oversampled successive approximation (SAR) architecture for high performance and low power consumption.
- On-board digital filter with linear phase response to eliminate out-of-band noise and reduce front-end antialias requirements.
- SYNC/PD (synchronization/power-down) pin for synchronizing multiple AD7767 devices.
- SDI pin for daisy chaining multiple AD7767 devices.
- Exceptionally low power consumption, making it suitable for battery-powered and energy-efficient systems.
- High SNR, wide dynamic range, and outstanding dc accuracy for precise measurement of small signal changes.
Applications
The AD7767BRUZ is ideal for various applications requiring high precision and low power consumption, such as:
- Ultralow power data acquisition systems, including PCI- and USB-based systems.
- Measurement of small signal changes over a wide dynamic range, particularly in applications where small changes on the input are measured on larger ac or dc signals.
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense applications requiring high accuracy and reliability.
Q & A
- What is the resolution of the AD7767BRUZ ADC?
The AD7767BRUZ has a resolution of 24 bits. - What is the maximum sampling rate of the AD7767BRUZ?
The maximum sampling rate of the AD7767BRUZ is 32 kSPS. - What is the dynamic range of the AD7767BRUZ at 32 kSPS?
The dynamic range of the AD7767BRUZ at 32 kSPS is 115.5 dB. - What is the power consumption of the AD7767BRUZ at 32 kSPS?
The power consumption of the AD7767BRUZ at 32 kSPS is 8.5 mW. - What is the operating temperature range of the AD7767BRUZ?
The operating temperature range of the AD7767BRUZ is −40°C to +105°C. - What type of package does the AD7767BRUZ come in?
The AD7767BRUZ comes in a 16-lead TSSOP package. - Does the AD7767BRUZ have an on-board digital filter?
Yes, the AD7767BRUZ includes an on-board digital filter with linear phase response. - Can multiple AD7767BRUZ devices be synchronized?
Yes, multiple AD7767BRUZ devices can be synchronized using the SYNC/PD pin. - What is the reference voltage for the AD7767BRUZ?
The reference voltage for the AD7767BRUZ is 5 V. - Is the AD7767BRUZ suitable for battery-powered systems?
Yes, the AD7767BRUZ is suitable for battery-powered systems due to its exceptionally low power consumption.
