Overview
The MAX11612EUA+T is a low-power, 12-bit, multi-channel analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX11612–MAX11617 family, which features internal track/hold (T/H), voltage reference, clock, and an I2C-compatible 2-wire serial interface. The MAX11612EUA+T is specifically designed for high-speed data acquisition with low power consumption, making it suitable for a variety of applications requiring precise and efficient analog-to-digital conversion.
Key Specifications
| Parameter | Value | Notes |
|---|---|---|
| Number of Analog Input Channels | 4 | |
| Resolution | 12-bit | |
| Supply Voltage Range | 4.5V to 5.5V | |
| Maximum Sampling Rate | 94.4 ksps | |
| Supply Current at Maximum Sampling Rate | 670µA | |
| Supply Current at Low Throughput Rates | < 1µA (AutoShutdown™) | |
| Internal Reference Voltage | 4.096V | |
| Analog Input Range | Unipolar: 0 to VREF, Bipolar: ±VREF/2 | VREF can be internal or external |
| Track/Hold Acquisition Time | 800 ns | |
| Aperture Delay | 30 ns (High-Speed Mode), 60 ns (Fast Mode) | |
| Operating Temperature Range | -40°C to +85°C | |
| Package Type | 8-pin µMAX |
Key Features
- High-Speed I2C-Compatible Serial Interface: Supports 400kHz Fast Mode and 1.7MHz High-Speed Mode
- Low Power Consumption: Maximum supply current of 670µA at 94.4 ksps and less than 1µA in AutoShutdown™ mode
- Internal Track/Hold (T/H), Voltage Reference, and Clock: Reduces external component requirements
- Software Configurable Analog Inputs: Unipolar or bipolar, single-ended or differential operation
- Ultra-Small Packages: Available in 8-pin µMAX and ultra-small wafer-level packages
- Extended Temperature Range: Guaranteed operation from -40°C to +85°C
Applications
- Data Acquisition Systems: Ideal for high-speed, multi-channel data acquisition in various industrial and medical applications
- Industrial Automation: Suitable for monitoring and control systems requiring precise analog-to-digital conversion
- Medical Devices: Used in medical equipment that requires low power consumption and high accuracy
- Automotive Systems: Applicable in automotive systems for sensor data acquisition and processing
- Embedded Systems: Useful in embedded systems where space and power efficiency are critical
Q & A
- What is the resolution of the MAX11612EUA+T ADC?
The MAX11612EUA+T has a 12-bit resolution.
- What is the maximum sampling rate of the MAX11612EUA+T?
The maximum sampling rate is 94.4 ksps.
- What is the supply voltage range for the MAX11612EUA+T?
The supply voltage range is 4.5V to 5.5V.
- How much current does the MAX11612EUA+T consume at maximum sampling rate?
The supply current at the maximum sampling rate is 670µA.
- What is the internal reference voltage of the MAX11612EUA+T?
The internal reference voltage is 4.096V.
- Can the analog inputs of the MAX11612EUA+T be configured?
- What is the operating temperature range of the MAX11612EUA+T?
The operating temperature range is -40°C to +85°C.
- In what package types is the MAX11612EUA+T available?
The MAX11612EUA+T is available in an 8-pin µMAX package and ultra-small wafer-level packages.
- What is the purpose of the AutoShutdown™ feature in the MAX11612EUA+T?
The AutoShutdown™ feature powers down the device between conversions, reducing supply current to less than 1µA at low throughput rates.
- What kind of serial interface does the MAX11612EUA+T support?
The MAX11612EUA+T supports an I2C-compatible 2-wire serial interface with 400kHz Fast Mode and 1.7MHz High-Speed Mode.
