Overview
The MAX11214EUG+T, produced by Analog Devices Inc./Maxim Integrated, is a 24-bit delta-sigma analog-to-digital converter (ADC) that stands out for its high resolution, low power consumption, and versatile design. This ADC achieves an excellent signal-to-noise ratio (SNR) of 140dB while dissipating only 5mW of power, making it ideal for applications requiring both precision and energy efficiency. The MAX11214 supports sample rates up to 32ksps, enabling accurate DC and AC measurements. It is available in a compact 24-pin TSSOP package and features an SPI-compatible serial interface for easy communication with various logic levels.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 24 bits |
| SNR | 140dB |
| Power Consumption | 5mW |
| Sample Rate | Up to 32ksps |
| Integral Nonlinearity (INL) | 1ppm (typ), 4ppm (max) |
| Total Harmonic Distortion (THD) | -122dB |
| Analog Supply Voltage | 2.7V to 3.6V (single), ±1.8V (split) |
| Digital Supply Voltage | 2.0V to 3.6V |
| Package Type | 24-pin TSSOP |
| Interface | SPI-compatible serial interface |
| Programmable Gain Amplifier (PGA) Gain | 1x to 128x |
Key Features
- High resolution for instrumentation applications requiring a wide dynamic range.
- Low power consumption for longer battery life in portable applications.
- High accuracy for DC measurements with integral nonlinearity guaranteed to 4ppm maximum.
- Flexible supply options: single 2.7V to 3.6V or split ±1.8V analog supplies.
- Programmable SINC, FIR, and IIR filter architecture with linear or minimum phase response.
- Low-noise PGA with gain settings between 1x to 128x and optional signal buffers.
- Three general-purpose I/Os for system integration.
- Robust 24-pin TSSOP packaging.
Applications
- Seismic Data Acquisition
- Scientific Instrumentation
- High-Precision Portable Sensors
- Medical Equipment
- Automated Test Equipment (ATE)
Q & A
- What is the resolution of the MAX11214EUG+T ADC?
The MAX11214EUG+T has a resolution of 24 bits. - What is the maximum sample rate of the MAX11214EUG+T?
The maximum sample rate is up to 32ksps. - What is the power consumption of the MAX11214EUG+T?
The power consumption is 5mW. - What are the analog supply voltage options for the MAX11214EUG+T?
The analog supply voltage options are 2.7V to 3.6V (single) or ±1.8V (split). - What is the range of the programmable gain amplifier (PGA) in the MAX11214EUG+T?
The PGA gain settings range from 1x to 128x. - What types of filters are supported by the MAX11214EUG+T?
The MAX11214EUG+T supports programmable SINC, FIR, and IIR filters. - What is the typical integral nonlinearity (INL) of the MAX11214EUG+T?
The typical INL is 1ppm, with a maximum of 4ppm. - What is the total harmonic distortion (THD) of the MAX11214EUG+T?
The THD is -122dB. - What package type is the MAX11214EUG+T available in?
The MAX11214EUG+T is available in a 24-pin TSSOP package. - What interface does the MAX11214EUG+T use for communication?
The MAX11214EUG+T uses an SPI-compatible serial interface.
