Overview
The MAX1037EKA, produced by Analog Devices Inc./Maxim Integrated, is a low-power, 8-bit, multichannel analog-to-digital converter (ADC) designed for high-performance and efficiency. This device features a 2-wire serial I²C-compatible interface and operates from a single supply voltage ranging from 2.7V to 3.6V. It is part of the MAX1036–MAX1039 family, which includes devices with varying numbers of analog input channels. The MAX1037 specifically has four analog input channels and is available in an 8-pin SOT-23 package. It is suitable for a wide range of applications requiring precise analog-to-digital conversion with low power consumption.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 8-bit | |
| Sampling Rate | 188 kSPS | |
| Input Channel Type | Pseudo Differential, Single Ended | |
| Data Interface | I²C | |
| Supply Voltage Type | Single | |
| Supply Voltage Min | 2.7V | |
| Supply Voltage Max | 3.6V | |
| No. of Pins | 8 | |
| Package Type | SOT-23-8 | |
| Operating Temperature Min | -40°C | |
| Operating Temperature Max | 85°C |
Key Features
- High-Speed I²C-Compatible Serial Interface: Supports data rates up to 1.7MHz in high-speed mode.
- Low Power Consumption: Requires only 350µA at the maximum sampling rate of 188ksps and less than 1µA in AutoShutdown™ mode.
- Internal Track/Hold (T/H), Voltage Reference, and Clock: Reduces the need for external components.
- Software Configurable Analog Inputs: Can be set for unipolar or bipolar and single-ended or pseudo-differential operation.
- Internal Reference Voltage: 2.048V for MAX1037 and MAX1039 models.
- Extended Industrial Temperature Range: Guaranteed operation from -40°C to +85°C.
Applications
The MAX1037EKA is suitable for various applications requiring low-power, high-precision analog-to-digital conversion. These include:
- Industrial Automation: For monitoring and controlling industrial processes.
- Medical Devices: For precise measurement in medical equipment.
- Automotive Systems: For sensor data acquisition in automotive applications.
- Consumer Electronics: For battery-powered devices requiring low power consumption.
- Environmental Monitoring: For measuring environmental parameters such as temperature, pressure, and humidity.
Q & A
- What is the resolution of the MAX1037EKA ADC?
The MAX1037EKA has an 8-bit resolution.
- What is the maximum sampling rate of the MAX1037EKA?
The maximum sampling rate is 188 kSPS.
- What types of analog input configurations are supported by the MAX1037EKA?
The device supports unipolar or bipolar and single-ended or pseudo-differential analog input configurations.
- What is the supply voltage range for the MAX1037EKA?
The supply voltage range is from 2.7V to 3.6V.
- What is the package type of the MAX1037EKA?
The device is available in an 8-pin SOT-23 package.
- What is the operating temperature range of the MAX1037EKA?
The device operates over an extended industrial temperature range from -40°C to +85°C.
- Does the MAX1037EKA have an internal voltage reference?
Yes, the MAX1037EKA features a 2.048V internal reference voltage.
- How does the AutoShutdown™ feature work in the MAX1037EKA?
The AutoShutdown™ feature powers down the device between conversions, reducing the supply current to less than 1µA at low throughput rates.
- What is the data interface type used by the MAX1037EKA?
The device uses an I²C-compatible 2-wire serial interface.
- Is the MAX1037EKA RoHS compliant?
Yes, the MAX1037EKA is RoHS compliant.
