Overview
The MAX1179BCUI+ is a 16-bit, single-supply analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1179/MAX1187/MAX1189 family and is known for its high accuracy and low power consumption. It operates from a single analog supply voltage of +4.75V to +5.25V and can interface with digital logic ranging from +2.7V to +5.25V. The MAX1179BCUI+ is designed for applications requiring high-resolution conversion with minimal power usage.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Analog Supply Voltage (AVDD) | 4.75 | 5.25 | 5.25 | V |
| Digital Supply Voltage (DVDD) | 2.7 | - | 5.25 | V |
| Resolution | - | 16 Bits | - | - |
| Integral Nonlinearity (INL) | -2 | - | +2 | LSB |
| Differential Nonlinearity (DNL) | -1 | - | +1 | LSB |
| Analog Input Range | -5 | - | +5 | V |
| Sampling Rate | - | 135 ksps | - | - |
| Signal-to-Noise Plus Distortion (SINAD) | 86 | 90 | - | dB |
| Power Consumption (External Reference) | - | 5.3 mA | - | - |
| Power Consumption (Internal Reference) | - | 6.2 mA | - | - |
| Shutdown Supply Current | - | 5 µA | - | - |
Key Features
- Single +4.75V to +5.25V analog supply voltage and separate digital supply input for +2.7V to +5.25V digital logic.
- High accuracy with ±2LSB INL and ±1LSB DNL.
- Low power consumption with 5.3mA (external reference) and 6.2mA (internal reference) at 135ksps.
- AutoShutdown mode with supply current as low as 5µA.
- Small footprint in a 28-pin TSSOP package.
- High dynamic performance with SINAD of 86dB to 90dB and SNR of 87dB to 91dB.
Applications
The MAX1179BCUI+ is suitable for various applications requiring high-resolution analog-to-digital conversion, such as:
- Industrial automation and control systems.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- Test and measurement instruments.
- Automotive systems, especially those requiring precise sensor data conversion.
Q & A
- What is the resolution of the MAX1179BCUI+ ADC?
The MAX1179BCUI+ has a resolution of 16 bits.
- What is the operating voltage range for the analog supply of the MAX1179BCUI+?
The analog supply voltage range is from +4.75V to +5.25V.
- What is the maximum differential nonlinearity (DNL) of the MAX1179BCUI+?
The maximum DNL is ±1LSB.
- What is the sampling rate of the MAX1179BCUI+?
The sampling rate is up to 135 ksps.
- How much power does the MAX1179BCUI+ consume in AutoShutdown mode?
In AutoShutdown mode, the supply current is as low as 5µA.
- What is the package type of the MAX1179BCUI+?
The device is packaged in a 28-pin TSSOP.
- What are the key dynamic performance metrics of the MAX1179BCUI+?
The device features a SINAD of 86dB to 90dB and an SNR of 87dB to 91dB.
- Can the MAX1179BCUI+ operate with both external and internal references?
- What is the temperature range for the MAX1179BCUI+?
The device operates over a temperature range of 0°C to +70°C.
- What are some typical applications for the MAX1179BCUI+?
Typical applications include industrial automation, medical devices, aerospace, test and measurement, and automotive systems.
