Overview
The AD4114BCPZ-RL7, produced by Analog Devices Inc., is a high-performance, 24-bit, sigma-delta (Σ-Δ) analog-to-digital converter (ADC). This device is designed for precision applications, integrating an analog front end (AFE) with eight fully differential or 16 single-ended, high impedance (≥1 MΩ), bipolar, ±10 V voltage inputs. The AD4114 features low power consumption, low noise, and advanced signal conditioning capabilities, making it suitable for a variety of industrial and measurement applications. The device operates with a single power supply and is housed in a 40-lead, 6 mm × 6 mm LFCSP package, with an operating temperature range of −40°C to +105°C.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 24 bits |
| Sampling Rate | 31.25 kSPS |
| Input Range | ±10 V |
| Input Channels | 8 fully differential or 16 single-ended |
| Input Impedance | ≥1 MΩ |
| Internal Reference | 2.5 V, low drift (±5 ppm/°C) |
| Maximum Channel Scan Rate | 6.21 kSPS (161 μs) for fully settled data |
| Operating Temperature Range | −40°C to +105°C |
| Package Type | 40-lead LFCSP, 6 mm × 6 mm |
Key Features
- Low power and low noise operation, making it suitable for power-sensitive applications.
- Integrated analog front end (AFE) with high impedance inputs.
- Embedded 2.5 V, low drift internal reference with output reference buffer.
- Flexible digital filter settings, including simultaneous 50 Hz and 60 Hz rejection.
- Automatic channel sequencer for efficient channel switching.
- Proprietary iPassives® technology for enhanced precision performance.
- Single power supply operation, facilitating use in galvanically isolated applications.
- On-board overvoltage and overcurrent protection for all channels.
Applications
The AD4114BCPZ-RL7 is versatile and can be used in various applications, including:
- Industrial process control and monitoring systems.
- Medical devices requiring high precision and low noise.
- Aerospace and defense systems where reliability and accuracy are critical.
- Automotive systems, particularly in safety-critical and high-reliability applications.
- Test and measurement equipment where precise analog-to-digital conversion is necessary.
Q & A
- What is the resolution of the AD4114BCPZ-RL7?
The AD4114BCPZ-RL7 has a resolution of 24 bits.
- What is the maximum sampling rate of the AD4114BCPZ-RL7?
The maximum sampling rate is 31.25 kSPS.
- How many input channels does the AD4114BCPZ-RL7 support?
The device supports 8 fully differential or 16 single-ended input channels.
- What is the input voltage range of the AD4114BCPZ-RL7?
The input voltage range is ±10 V.
- Does the AD4114BCPZ-RL7 have built-in overvoltage protection?
Yes, the device includes on-board overvoltage and overcurrent protection for all channels.
- What is the operating temperature range of the AD4114BCPZ-RL7?
The operating temperature range is −40°C to +105°C.
- What type of package does the AD4114BCPZ-RL7 come in?
The device is housed in a 40-lead LFCSP package, 6 mm × 6 mm in size.
- Does the AD4114BCPZ-RL7 have an internal reference voltage?
Yes, it features a 2.5 V, low drift (±5 ppm/°C) internal reference with an output reference buffer.
- Can the AD4114BCPZ-RL7 reject both 50 Hz and 60 Hz noise simultaneously?
Yes, the device allows for flexible digital filter settings, including simultaneous 50 Hz and 60 Hz rejection.
- How does the AD4114BCPZ-RL7 switch between channels?
The device features an automatic channel sequencer that enables efficient switching between channels.
