Overview
The AD4697BCBZ-RL7, produced by Analog Devices Inc., is a high-accuracy, low-power, 8-channel, 16-bit analog-to-digital converter (ADC) based on successive approximation register (SAR) technology. This component is part of the AD4697/AD4698 family and is designed for use in space-constrained, multichannel, precision data acquisition systems and monitoring circuits. It features Easy Drive capabilities, extensive digital functionality, and a compact package design, making it ideal for applications requiring high performance in a small form factor.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16-bit |
| Number of Channels | 8 |
| Sampling Rate | 500 kSPS / 1 MSPS |
| Package Type | 36-Ball Wafer Level Chip Scale Package (WLCSP) |
| Package Dimensions | 2.96 mm x 2.96 mm x 0.50 mm |
| Operating Temperature Range | −40°C to +125°C |
| Analog Input High-Z Mode | Yes |
| Reference Input High-Z Mode | Yes |
| Overvoltage Protection | Yes, on each analog input |
| Oversampling and Decimation | Yes, on-chip |
| Autocycle Mode | Yes |
| Threshold Detection and Alert Indicators | Yes |
Key Features
- True 16-bit SAR ADC Core: No missing codes, ensuring high accuracy in data conversion.
- Easy Drive Features: Analog input high-Z mode and reference input high-Z mode simplify system designs and reduce component count.
- Low Crosstalk Multiplexer: 8-channel multiplexer with low crosstalk to minimize interference between channels.
- Flexible Channel Sequencer: On-chip customizable channel sequencers to optimize data acquisition sequences.
- Overvoltage Protection: Clamp circuits on each analog input to protect against overvoltage events.
- Oversampling and Decimation: On-chip capabilities to enhance signal quality and reduce noise.
- Autocycle Mode and Threshold Detection: Autonomous conversion mode and threshold detection features for low power, interrupt-driven firmware design.
- Advanced Digital Functionality: Compatible with low power digital hosts, with low SPI clock rate requirements.
Applications
- Precision Data Acquisition Systems: Ideal for multichannel data acquisition in space-constrained environments.
- Monitoring Circuits: Suitable for monitoring multiple signals in industrial, medical, and automotive applications.
- Industrial Automation: Used in control systems and sensor networks where high accuracy and low power consumption are critical.
- Medical Devices: Applicable in medical equipment requiring precise and reliable data acquisition.
- Aerospace and Defense: Suitable for applications requiring high reliability and performance in harsh environments.
Q & A
- What is the resolution of the AD4697BCBZ-RL7 ADC?
The AD4697BCBZ-RL7 has a 16-bit resolution.
- How many channels does the AD4697BCBZ-RL7 support?
The AD4697BCBZ-RL7 supports 8 channels.
- What are the sampling rates available for the AD4697BCBZ-RL7?
The sampling rates are 500 kSPS and 1 MSPS.
- What type of package does the AD4697BCBZ-RL7 come in?
The AD4697BCBZ-RL7 comes in a 36-Ball Wafer Level Chip Scale Package (WLCSP).
- What is the operating temperature range of the AD4697BCBZ-RL7?
The operating temperature range is −40°C to +125°C.
- Does the AD4697BCBZ-RL7 have overvoltage protection?
Yes, it has overvoltage protection clamps on each analog input.
- What is the purpose of the Easy Drive features in the AD4697BCBZ-RL7?
The Easy Drive features simplify system designs by reducing the drive requirements of the analog front end and reference circuitry.
- Can the AD4697BCBZ-RL7 perform autonomous conversions?
Yes, it has an autocycle mode that allows for autonomous conversions.
- Is the AD4697BCBZ-RL7 compatible with low power digital hosts?
Yes, it is compatible with low power digital hosts due to its low SPI clock rate requirements and advanced digital functionality.
- What types of applications is the AD4697BCBZ-RL7 suitable for?
The AD4697BCBZ-RL7 is suitable for precision data acquisition systems, monitoring circuits, industrial automation, medical devices, and aerospace and defense applications.
