Overview
The AD4111BCPZ is a high-performance, 24-bit sigma-delta (Σ-Δ) analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is designed for precision applications, integrating an analog front end (AFE) that supports fully differential or single-ended, high impedance bipolar voltage inputs (±10 V) and current inputs (0 mA to 20 mA). The AD4111BCPZ features low power consumption, low noise, and advanced signal conditioning capabilities, making it suitable for a variety of industrial and measurement applications.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 24 bits |
| Input Type | Voltage: ±10 V, Current: 0 mA to 20 mA |
| Input Configuration | Fully differential or single-ended |
| Input Impedance | ≥1 MΩ |
| Maximum Channel Scan Rate | 6.21 kSPS (161 µs) |
| Internal Reference | 2.5 V, low drift (5 ppm/°C) |
| Power Supply | Single 5 V or 3.3 V |
| Package | 40-Lead LFCSP (6mm x 6mm w/ EP) |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
Key Features
- Integrates proprietary iPassives™ technology for high precision performance.
- Embedded 2.5 V, low drift internal reference with output reference buffer.
- Digital filter with flexible settings, including simultaneous 50 Hz and 60 Hz rejection.
- Automatic channel sequencer for switching through enabled channels.
- Open wire detection on voltage inputs for system diagnostics.
- On-board overvoltage and overcurrent protection for all channels.
- Low power consumption and low noise operation.
Applications
The AD4111BCPZ is designed for various precision measurement and industrial applications, including:
- Industrial process control and automation.
- Test and measurement equipment.
- Medical devices requiring high accuracy and low noise.
- Aerospace and defense systems.
- High-precision data acquisition systems.
Q & A
- What is the resolution of the AD4111BCPZ ADC?
The AD4111BCPZ has a resolution of 24 bits. - What types of inputs does the AD4111BCPZ support?
The AD4111BCPZ supports voltage inputs (±10 V) and current inputs (0 mA to 20 mA). - What is the maximum channel scan rate of the AD4111BCPZ?
The maximum channel scan rate is 6.21 kSPS (161 µs). - Does the AD4111BCPZ have an internal reference?
Yes, it has a 2.5 V, low drift (5 ppm/°C) internal reference with an output reference buffer. - What power supply options are available for the AD4111BCPZ?
The AD4111BCPZ can operate on a single 5 V or 3.3 V power supply. - What is the package type of the AD4111BCPZ?
The package type is a 40-Lead LFCSP (6mm x 6mm w/ EP). - Does the AD4111BCPZ have open wire detection?
Yes, it features open wire detection on the voltage inputs for system diagnostics. - What is the moisture sensitivity level (MSL) of the AD4111BCPZ?
The MSL is 3 (168 Hours). - Can the AD4111BCPZ be used in medical devices?
Yes, it is suitable for medical devices due to its high accuracy and low noise operation. - Is there an evaluation board available for the AD4111BCPZ?
Yes, the EVAL-AD4111SDZ evaluation kit is available for evaluating the AD4111BCPZ.
