Overview
The AD4698BCPZ-RL7 is a high-performance, 16-bit, 8-channel analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD4697/AD4698 family and is designed for precision data acquisition in space-constrained, multichannel systems. It features a successive approximation register (SAR) architecture and is known for its low power consumption and high accuracy. The AD4698BCPZ-RL7 is particularly suited for applications requiring fast and precise voltage measurements across multiple channels.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 16-bit | |
| Number of ADCs | 1 | |
| Number of Input Channels | 8 | |
| Sampling Rate | 1 MSPS | |
| Digital Interface Type | Serial (4-Wire, SPI) | |
| Input Type | Pseudo-Differential | |
| Voltage Reference | External | |
| Voltage Supply Source | Single | |
| Operating Temperature Range | -40°C to +125°C | |
| Package Type | 24-Lead LFCSP (4mm x 4mm x 0.75mm w/ EP) | |
| Power Supply Voltage (VDD) | 1.71V to 1.89V | V |
| Maximum Power Dissipation | 42.6 mW | mW |
Key Features
- SAR Architecture: Successive approximation register architecture for high accuracy and speed.
- Easy Drive Features: Relaxes the drive requirements of the analog front end (AFE) and reference circuitry, reducing the need for dedicated high-speed ADC drivers and reference buffers.
- Overvoltage Protection: Input overvoltage protection clamps on each analog input to protect the ADC from overvoltage events.
- Autocycle Mode and Threshold Detection: Enables low power, interrupt-driven firmware design by performing conversions autonomously and generating alerts based on channel-specific threshold limits.
- On-Chip Reference Buffer (WLCSP only): Provides a true, buffered reference input.
- Low Power Consumption: Suitable for battery-powered and low power applications.
- Flexible Channel Sequencer: Allows for customizable channel sequencing.
- Oversampling and Decimation: Reduces the burden on the digital host system.
Applications
- Communication Systems: Suitable for wireless communication systems due to its high accuracy and low power consumption.
- Industrial Control: Ideal for precision data acquisition in industrial control systems.
- Temperature Sensing Devices: Can be used in temperature sensing applications requiring real-time data analysis.
- Multichannel Precision Data Acquisition Systems: Optimized for use in space-constrained, multichannel systems.
Q & A
- Q: What is the resolution of the AD4698BCPZ-RL7?
A: The AD4698BCPZ-RL7 has a 16-bit resolution. - Q: How many input channels does the AD4698BCPZ-RL7 support?
A: The AD4698BCPZ-RL7 supports 8 input channels. - Q: What is the sampling rate of the AD4698BCPZ-RL7?
A: The AD4698BCPZ-RL7 has a sampling rate of up to 1 MSPS. - Q: What type of digital interface does the AD4698BCPZ-RL7 use?
A: The AD4698BCPZ-RL7 uses a 4-wire SPI digital interface. - Q: What is the operating temperature range of the AD4698BCPZ-RL7?
A: The operating temperature range is from -40°C to +125°C. - Q: What is the package type of the AD4698BCPZ-RL7?
A: The AD4698BCPZ-RL7 is packaged in a 24-Lead LFCSP (4mm x 4mm x 0.75mm w/ EP). - Q: Does the AD4698BCPZ-RL7 have overvoltage protection?
A: Yes, the AD4698BCPZ-RL7 has input overvoltage protection clamps on each analog input. - Q: What is the power supply voltage range for the AD4698BCPZ-RL7?
A: The power supply voltage range is from 1.71V to 1.89V. - Q: What are some typical applications of the AD4698BCPZ-RL7?
A: Typical applications include communication systems, industrial control, temperature sensing devices, and multichannel precision data acquisition systems. - Q: How does the AD4698BCPZ-RL7 reduce power consumption?
A: The AD4698BCPZ-RL7 reduces power consumption through its low power SAR architecture, autocycle mode, and threshold detection features. - Q: What warranty is offered for the AD4698BCPZ-RL7?
A: Depending on the supplier, a 1-year warranty may be offered, covering defects in materials and workmanship under normal use.
