Overview
The MAX11205BEUB+T, produced by Analog Devices Inc./Maxim Integrated, is a 16-bit, single-channel, ultra-low power, delta-sigma analog-to-digital converter (ADC). This device is renowned for its high resolution and minimal power consumption, making it ideal for applications requiring high dynamic range and low power usage. The MAX11205BEUB+T operates within a compact 10-pin µMAX package and features a simple 2-wire serial interface, enhancing its usability in various systems.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16-bit |
| Noise | 720nVRMS (MAX11205B) |
| Integral Nonlinearity (INL) | 3ppm |
| No Missing Codes | Yes |
| Operating Mode Current Drain | < 300µA (max) |
| Sleep-Mode Current Drain | < 0.1µA |
| Analog Supply Voltage Range | 2.7V to 3.6V |
| Digital and I/O Supply Voltage Range | 1.7V to 3.6V |
| Signal Inputs | Fully Differential |
| Reference Inputs | Fully Differential |
| Internal System Clock | 2.4576MHz (MAX11205A), 2.2528MHz (MAX11205B) |
| Operating Temperature Range | -40°C to +85°C |
| ESD Protection | ±2kV |
| Package | 10-pin µMAX |
Key Features
- Ultra-low power dissipation with an operating mode current drain of less than 300µA and a sleep-mode current drain of less than 0.1µA.
- High-resolution 16-bit full-scale resolution with 720nVRMS noise and 3ppm integral nonlinearity.
- No missing codes, ensuring accurate conversions.
- Fully differential signal and reference inputs.
- Internal system clock with options for 2.4576MHz (MAX11205A) or 2.2528MHz (MAX11205B).
- On-demand offset and gain self-calibration.
- Simple 2-wire serial interface for easy system integration.
- Power-on reset (POR) supply-monitoring circuitry for both digital and analog supplies.
Applications
- Sensor measurement (temperature and pressure).
- Portable instrumentation.
- Battery applications.
- Weigh scales.
- Industrial control loops (e.g., 4mA to 20mA).
Q & A
- What is the resolution of the MAX11205BEUB+T ADC?
The MAX11205BEUB+T has a 16-bit full-scale resolution. - What is the maximum operating current of the MAX11205BEUB+T?
The maximum operating current is less than 300µA. - What is the noise level of the MAX11205BEUB+T?
The noise level is 720nVRMS for the MAX11205B version. - Does the MAX11205BEUB+T have differential inputs?
Yes, it has fully differential signal and reference inputs. - What is the operating temperature range of the MAX11205BEUB+T?
The operating temperature range is -40°C to +85°C. - Does the MAX11205BEUB+T support self-calibration?
Yes, it supports on-demand offset and gain self-calibration. - What type of interface does the MAX11205BEUB+T use?
The MAX11205BEUB+T uses a simple 2-wire serial interface. - Is the MAX11205BEUB+T ESD protected?
Yes, it has ±2kV ESD protection. - What is the package type of the MAX11205BEUB+T?
The package type is a 10-pin µMAX. - What are some common applications of the MAX11205BEUB+T?
Common applications include sensor measurement, portable instrumentation, battery applications, weigh scales, and industrial control loops.
