Overview
The MAX11216EUG+ is a high-performance 24-bit delta-sigma analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is renowned for its excellent signal-to-noise ratio (SNR) of 140dB and low power consumption of 10mW. It supports sample rates up to 64ksps, making it suitable for both precision DC and AC measurements. The MAX11216EUG+ features an integrated programmable gain amplifier (PGA) with gain settings ranging from 1x to 128x, and optional buffers to isolate signal inputs from the switched capacitor sampling network, ensuring compatibility with high-impedance sources.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 24 bits |
| Sample Rate | Up to 64ksps |
| Signal-to-Noise Ratio (SNR) | 140dB |
| Power Consumption | 10mW |
| Integral Nonlinearity (INL) | 4ppm maximum |
| Total Harmonic Distortion (THD) | -122dB |
| Analog Supply Voltage | 2.7V to 3.6V or ±1.8V |
| Digital Supply Voltage | 2.0V to 3.6V |
| Package Type | 24-pin TSSOP |
| Communication Interface | SPI-compatible serial interface |
Key Features
- High-resolution 24-bit delta-sigma ADC with excellent SNR of 140dB.
- Low power consumption of 10mW, making it suitable for power-sensitive applications.
- Integrated programmable gain amplifier (PGA) with gain settings from 1x to 128x.
- Optional buffers for signal input isolation, ensuring compatibility with high-impedance sources.
- Supports sample rates up to 64ksps for precision DC and AC measurements.
- Operates from a single 2.7V to 3.6V analog supply or split ±1.8V analog supplies.
- Digital supply range of 2.0V to 3.6V, allowing communication with various logic levels.
- SPI-compatible serial interface for easy communication.
Applications
The MAX11216EUG+ is ideal for various applications requiring high precision and low noise, including:
- Seismic data acquisition due to its low noise and high SNR.
- Precision measurement instruments such as multimeters and data loggers.
- Industrial automation and control systems requiring accurate analog-to-digital conversion.
- Medical devices that demand high accuracy and low power consumption.
- Environmental monitoring systems, such as those used for temperature, pressure, and vibration measurements.
Q & A
- What is the resolution of the MAX11216EUG+ ADC?
The MAX11216EUG+ has a resolution of 24 bits.
- What is the maximum sample rate of the MAX11216EUG+?
The maximum sample rate is up to 64ksps.
- What is the signal-to-noise ratio (SNR) of the MAX11216EUG+?
The SNR is 140dB.
- How much power does the MAX11216EUG+ consume?
The power consumption is 10mW.
- What is the integral nonlinearity (INL) of the MAX11216EUG+?
The INL is guaranteed to 4ppm maximum.
- What is the total harmonic distortion (THD) of the MAX11216EUG+?
The THD is -122dB.
- What are the analog and digital supply voltage ranges for the MAX11216EUG+?
The analog supply voltage range is 2.7V to 3.6V or ±1.8V, and the digital supply voltage range is 2.0V to 3.6V.
- What type of package does the MAX11216EUG+ come in?
The MAX11216EUG+ comes in a 24-pin TSSOP package.
- What communication interface does the MAX11216EUG+ use?
The MAX11216EUG+ uses an SPI-compatible serial interface.
- What are some typical applications of the MAX11216EUG+?
Typical applications include seismic data acquisition, precision measurement instruments, industrial automation, medical devices, and environmental monitoring systems.
