Overview
The MAX1037MEKA, produced by Analog Devices Inc./Maxim Integrated, is a low-power, 8-bit, multichannel analog-to-digital converter (ADC) designed for a variety of applications requiring high precision and low power consumption. This device features an I²C-compatible 2-wire serial interface and operates from a single supply voltage ranging from 2.7V to 3.6V. It is particularly suited for handheld portable devices, medical instruments, battery-powered test equipment, and solar-powered remote systems.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 8-bit |
| Number of Channels | 4 (single-ended or 2 pseudo-differential) |
| Supply Voltage | 2.7V to 3.6V |
| Internal Reference Voltage | 2.048V |
| External Reference Voltage Range | 1V to VDD |
| Sampling Rate | Up to 188ksps |
| Power Consumption | 350µA at maximum sampling rate, <1µA in AutoShutdown™ mode |
| Operating Temperature Range | -40°C to +85°C |
| Package Type | 8-pin SOT23 |
| Serial Interface | I²C-compatible, 400kHz Fast Mode, 1.7MHz High-Speed Mode |
Key Features
- High-Speed I²C-Compatible Serial Interface: Supports data rates up to 1.7MHz.
- Single Supply Operation: 2.7V to 3.6V.
- Internal Reference: 2.048V, with the option for an external reference from 1V to VDD.
- Internal Clock and Track/Hold (T/H) Circuitry.
- Software Configurable Analog Inputs: Unipolar or bipolar, single-ended or pseudo-differential operation.
- AutoShutdown™: Powers down the device between conversions to reduce supply current to less than 1µA at low throughput rates.
Applications
- Handheld Portable Applications.
- Medical Instruments.
- Battery-Powered Test Equipment.
- Solar-Powered Remote Systems.
- Received-Signal-Strength Indicators.
- System Supervision.
Q & A
- What is the resolution of the MAX1037MEKA ADC?
The MAX1037MEKA has an 8-bit resolution. - How many analog input channels does the MAX1037MEKA have?
The MAX1037MEKA has four analog input channels. - What is the supply voltage range for the MAX1037MEKA?
The supply voltage range is from 2.7V to 3.6V. - What is the internal reference voltage of the MAX1037MEKA?
The internal reference voltage is 2.048V. - What is the maximum sampling rate of the MAX1037MEKA?
The maximum sampling rate is up to 188ksps. - How much power does the MAX1037MEKA consume at maximum sampling rate?
The device consumes 350µA at the maximum sampling rate. - What is the operating temperature range of the MAX1037MEKA?
The operating temperature range is from -40°C to +85°C. - What type of package is the MAX1037MEKA available in?
The MAX1037MEKA is available in an 8-pin SOT23 package. - Does the MAX1037MEKA support high-speed serial interface?
Yes, it supports I²C-compatible serial interface with data rates up to 1.7MHz. - What is the purpose of AutoShutdown™ in the MAX1037MEKA?
AutoShutdown™ powers down the device between conversions to reduce supply current to less than 1µA at low throughput rates.
