Overview
The MAX11040GUU+T, produced by Analog Devices Inc./Maxim Integrated, is a 24-bit, 4-channel, simultaneous-sampling, sigma-delta analog-to-digital converter (ADC). This device is designed for high-accuracy measurement applications and offers advanced features such as cascading capability, programmable sampling phase, and high signal-to-noise ratio (SNR). The MAX11040 is suitable for various industrial, medical, and power management systems due to its robust performance and flexible configuration options.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 24 Bits | |
| Number of Channels | 4 | |
| Sampling Rate | 0.25ksps to 64ksps | |
| Signal-to-Noise Ratio (SNR) | 106dB at 16ksps, 117dB at 1ksps | |
| Analog Input Range | ±2.2V | |
| Overvoltage Protection | ±6V | |
| Analog Supply Voltage | 3.0V to 3.6V | |
| Digital Supply Voltage | 2.7V to VAVDD | |
| Operating Temperature Range | -40°C to +105°C | |
| Package Type | 38-Pin TSSOP |
Key Features
- Four fully differential simultaneously sampled channels
- Cascadable for up to 32 channels of simultaneous sampling using up to eight devices
- Programmable sampling phase for phase shift compensation (0 to 333µs in 1.33µs steps)
- Programmable output data rate with 0.065% resolution
- High SNR: 106dB at 16ksps and 117dB at 1ksps
- ±2.2V full-scale input range with optional external reference
- ±6V overvoltage protected inputs
- Internal crystal oscillator or external clock source
- SPI-, QSPI-, MICROWIRE-, and DSP-compatible 4-wire serial interface
- Single-supply operation with protected inputs for design simplicity and robustness
Applications
- Industrial Data Acquisition Systems
- Medical Instrumentation
- Multiphase Power Systems
- Power Protection Relay Equipment
Q & A
- Q: What is the resolution of the MAX11040GUU+T ADC?
A: The MAX11040GUU+T has a resolution of 24 bits.
- Q: How many channels does the MAX11040GUU+T support?
A: The MAX11040GUU+T supports 4 channels and can be cascaded to support up to 32 channels using multiple devices.
- Q: What is the sampling rate range of the MAX11040GUU+T?
A: The sampling rate range is from 0.25ksps to 64ksps.
- Q: What is the signal-to-noise ratio (SNR) of the MAX11040GUU+T?
A: The SNR is 106dB at 16ksps and 117dB at 1ksps.
- Q: What is the analog input range of the MAX11040GUU+T?
A: The analog input range is ±2.2V.
- Q: Does the MAX11040GUU+T have overvoltage protection?
A: Yes, the inputs are overvoltage protected up to ±6V.
- Q: What are the supply voltage requirements for the MAX11040GUU+T?
A: The analog supply voltage is 3.0V to 3.6V, and the digital supply voltage is 2.7V to VAVDD.
- Q: What is the operating temperature range of the MAX11040GUU+T?
A: The operating temperature range is -40°C to +105°C.
- Q: What type of package does the MAX11040GUU+T come in?
A: The MAX11040GUU+T comes in a 38-pin TSSOP package.
- Q: Is the MAX11040GUU+T compatible with various serial interfaces?
A: Yes, it is compatible with SPI, QSPI, MICROWIRE, and DSP-compatible 4-wire serial interfaces.
