Overview
The MAX11410 is a 24-bit multi-channel low-power delta-sigma analog-to-digital converter (ADC) produced by Maxim Integrated, now part of Analog Devices Inc. This device is optimized for precision sensor measurements, offering a range of features that simplify and enhance the accuracy of sensor applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 24-bit | |
| Sample Rate | 1.9 kSPS | |
| Analog Supply Range | 2.7V to 3.6V | V |
| I/O Supply Range | 1.7V to 3.6V | V |
| Sleep Mode Current | <1 µA | µA |
| Operating Temperature Range | -40°C to +125°C | °C |
| Package | 28-Pin 4mm x 4mm TQFN, Lead-Free and RoHS Compliant | |
| Input Multiplexer Channels | 10 | |
| Programmable Gain Amplifier (PGA) Gain Range | 1x to 128x | |
| Digital Interface | Standard SPI-Compatible Control Interface |
Key Features
Low-Noise Programmable Gain Amplifier (PGA): Offers gains from 1x to 128x to optimize dynamic range.
Input Buffers: Provide isolation of signal inputs from the switched-capacitor sampling network.
Integrated Current Sources: Programmable matched current sources for resistive sensor excitation and detection of broken sensor wires.
10-Channel Input Multiplexer: Allows for complex, multi-sensor measurements.
GPIOs: Reduce isolation components and ease control of switches or other circuitry.
Digital Filters: Includes FIR and SINC filters with single-cycle settling options.
Selectable Internal/External Oscillator: Enhances flexibility in system design.
Applications
The MAX11410 is suitable for a variety of precision sensor measurement applications, including:
Industrial Automation: For precise measurement in industrial control systems.
Medical Devices: For accurate sensor readings in medical equipment.
Environmental Monitoring: For measuring parameters such as temperature, pressure, and humidity.
Automotive Systems: For sensor measurements in automotive control systems.
Q & A
- Q: What is the resolution of the MAX11410 ADC?
A: The MAX11410 has a 24-bit resolution.
- Q: What is the sample rate of the MAX11410?
A: The sample rate is 1.9 kSPS.
- Q: What is the analog supply voltage range for the MAX11410?
A: The analog supply voltage range is from 2.7V to 3.6V.
- Q: How much current does the MAX11410 consume in sleep mode?
A: The MAX11410 consumes less than 1 µA in sleep mode.
- Q: What is the operating temperature range of the MAX11410?
A: The operating temperature range is from -40°C to +125°C.
- Q: What type of digital interface does the MAX11410 use?
A: The MAX11410 uses a standard SPI-compatible control interface.
- Q: Does the MAX11410 have integrated current sources for sensor excitation?
A: Yes, the MAX11410 includes programmable matched current sources for resistive sensor excitation.
- Q: How many channels does the input multiplexer of the MAX11410 support?
A: The input multiplexer supports 10 channels.
- Q: What is the gain range of the programmable gain amplifier (PGA) in the MAX11410?
A: The PGA gain range is from 1x to 128x.
- Q: Is the MAX11410 RoHS compliant?
A: Yes, the MAX11410 is lead-free and RoHS compliant.
