Overview
The MX574AKEQI+T is a 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This component is part of the MAX174/MX574A/MX674A family, known for their high speed, low power consumption, and integrated clock and voltage reference. The MX574A model offers a balance of speed and power efficiency, making it suitable for a variety of applications requiring precise analog-to-digital conversion.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12 bits |
| Conversion Time | 25 μs |
| Input Range | 0 to +10V, 0 to +20V (unipolar), ±5V, ±10V (bipolar) |
| Power Consumption | 150 mW |
| Maximum Operating Temperature | +85°C |
| Differential Nonlinearity (DNL) | 1 LSB |
| Package | 28-LCC (J-Lead) |
Key Features
- High-speed conversion with a maximum conversion time of 25 μs.
- Low power consumption of 150 mW, reducing power dissipation compared to similar devices.
- On-chip clock and voltage reference, including an internal buried zener reference for low-drift and low-noise performance.
- Versatile analog input structure allowing for various input ranges through pin strapping.
- Standard microprocessor interface architectures compatible with 8-, 12-, and 16-bit wide buses.
- Three-state data outputs controlled by CS, CE, and R/C logic inputs.
- Successive approximation technique for analog-to-digital conversion.
- Minimal external component requirements, typically limited to decoupling capacitors and fixed resistors.
Applications
The MX574AKEQI+T is suitable for a wide range of applications that require high-speed, low-power analog-to-digital conversion. These include:
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Automotive systems
- Data acquisition systems
- Test and measurement equipment
Q & A
- What is the resolution of the MX574AKEQI+T ADC?
The MX574AKEQI+T has a resolution of 12 bits.
- What are the possible input ranges for the MX574AKEQI+T?
The input ranges can be set to 0 to +10V, 0 to +20V (unipolar), or ±5V, ±10V (bipolar) through pin strapping.
- How long does it take for the MX574AKEQI+T to complete a conversion?
The maximum conversion time for the MX574AKEQI+T is 25 μs.
- What is the power consumption of the MX574AKEQI+T?
The power consumption is 150 mW.
- What type of package does the MX574AKEQI+T come in?
The MX574AKEQI+T comes in a 28-LCC (J-Lead) package.
- What is the maximum operating temperature for the MX574AKEQI+T?
The maximum operating temperature is +85°C.
- What is the differential nonlinearity (DNL) of the MX574AKEQI+T?
The differential nonlinearity (DNL) is 1 LSB.
- How does the MX574AKEQI+T interface with microprocessors?
The MX574AKEQI+T uses standard microprocessor interface architectures and can be interfaced to 8-, 12-, and 16-bit wide buses.
- What external components are typically required for the MX574AKEQI+T?
Typically, only decoupling capacitors and fixed resistors are required.
- What conversion technique does the MX574AKEQI+T use?
The MX574AKEQI+T uses the successive approximation technique for analog-to-digital conversion.
