Overview
The MAX11201BEUB+T, produced by Analog Devices Inc./Maxim Integrated, is a 24-bit, single-channel, ultra-low-power Delta Sigma analog-to-digital converter (ADC). This device is renowned for its high resolution and low power consumption, making it ideal for applications requiring high dynamic range and minimal power usage. The MAX11201 is optimized for use in various industrial and sensor applications, including those involving 4mA to 20mA industrial control loops.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 24 bits | |
| Number of Channels | 1 | |
| Interface Type | 2-Wire Serial (SPI compatible) | |
| Input Type | Fully Differential | |
| Noise-Free Resolution | 20.6 bits at 13.75sps (MAX11201B) | |
| Noise | 700nVRMS (MAX11201B) | |
| Integral Nonlinearity (INL) | 3ppm (typ), 10ppm (max) | ppmFSR |
| Analog Supply Voltage Range | 2.7V to 3.6V | V |
| Digital and I/O Supply Voltage Range | 1.7V to 3.6V | V |
| Operating Current | < 320µA (max active), < 0.4µA (sleep mode) | µA |
| Temperature Range | -40°C to +85°C | °C |
| Package | 10-pin µMAX® |
Key Features
- Ultra-low power consumption with < 320µA max active current and < 0.4µA in sleep mode.
- High-resolution ADC with 23.3-bit ENOB and up to 20.6-bit noise-free resolution.
- Fully differential signal and reference inputs with high-impedance input buffers.
- Programmable internal system clock or external clock options.
- On-demand offset and gain self-calibration.
- More than 100dB rejection of 50Hz or 60Hz line noise using the internal digital filter.
- Simple 2-wire serial interface for easy system integration.
- Power-on reset (POR) supply-monitoring circuitry for both digital and analog supplies.
Applications
The MAX11201BEUB+T is optimized for various applications that require high dynamic range and low power consumption. Key applications include:
- Sensors in industrial control loops (e.g., 4mA to 20mA).
- High-precision measurement systems.
- Low-power data acquisition systems.
- Industrial automation and control systems.
Q & A
- What is the resolution of the MAX11201BEUB+T ADC?
The MAX11201BEUB+T has a 24-bit resolution with up to 20.6-bit noise-free resolution at 13.75sps.
- What is the power consumption of the MAX11201BEUB+T?
The device consumes less than 320µA in active mode and less than 0.4µA in sleep mode.
- What is the temperature range of the MAX11201BEUB+T?
The device operates over a temperature range of -40°C to +85°C.
- What type of interface does the MAX11201BEUB+T use?
The device uses a 2-wire serial interface (SPI compatible).
- Does the MAX11201BEUB+T have internal clock options?
- What is the noise rejection capability of the MAX11201BEUB+T?
The device provides more than 100dB rejection of 50Hz or 60Hz line noise using its internal digital filter.
- What is the package type of the MAX11201BEUB+T?
The device is packaged in a 10-pin µMAX® package.
- Does the MAX11201BEUB+T support self-calibration?
- What are the typical applications of the MAX11201BEUB+T?
The device is typically used in industrial control loops, high-precision measurement systems, and low-power data acquisition systems.
- What is the supply voltage range for the MAX11201BEUB+T?
The analog supply voltage range is 2.7V to 3.6V, and the digital and I/O supply voltage range is 1.7V to 3.6V.
