Overview
The MX674AK/D is a part of the MAX174/MX574A/MX674A family of industry-standard, complete 12-bit analog-to-digital converters (ADCs) produced by Maxim Integrated, now a part of Analog Devices Inc. These ADCs are known for their high speed, low power consumption, and integrated on-chip clock and voltage reference. They are designed to provide high performance and versatility in various analog-to-digital conversion applications.
Key Specifications
| Parameter | Symbol | Conditions | Min | Max | Units | |
|---|---|---|---|---|---|---|
| Resolution | RES | - | - | 12 Bits | - | - |
| Conversion Time | - | - | - | 15μs (MX674A) | - | - |
| Integral Nonlinearity (INL) | INL | TA = +25°C | ±1/2 LSB (MAX174A/B) | - | ±1 LSB (MAX174C) | - |
| Internal Reference Output Voltage | - | No load | 9.98V | 10.00V | 10.02V | V |
| Input Impedance (10V input) | - | - | 3kΩ | 5kΩ | 7kΩ | kΩ |
| Power Dissipation | - | - | - | 1000mW | - | - |
| Operating Temperature Range | - | - | -40°C | - | +85°C | °C |
Key Features
- High-speed conversion with maximum conversion times of 15μs for the MX674A model.
- Low power consumption, with a power dissipation of 1000mW at +75°C.
- Integrated on-chip clock and voltage reference, reducing external component requirements.
- Internal buried zener reference for low-drift and low-noise performance.
- Versatile analog input structure supporting 0 to +10V or 0 to +20V unipolar and ±5V or ±10V bipolar input ranges.
- 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.
Applications
The MX674AK/D and its family members are suitable for a wide range of applications requiring high-speed and accurate analog-to-digital conversion. These include:
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Automotive systems
- Data acquisition systems
Q & A
- What is the resolution of the MX674AK/D ADC?
The MX674AK/D has a resolution of 12 bits. - What is the maximum conversion time for the MX674A model?
The maximum conversion time for the MX674A model is 15μs. - What is the power dissipation of the MX674AK/D at +75°C?
The power dissipation is 1000mW at +75°C. - Does the MX674AK/D have an integrated voltage reference?
Yes, it has an internal buried zener reference. - What are the supported input ranges for the MX674AK/D?
The supported input ranges include 0 to +10V or 0 to +20V unipolar and ±5V or ±10V bipolar. - Is the MX674AK/D compatible with various microprocessor buses?
Yes, it is compatible with 8-, 12-, and 16-bit wide buses. - What controls the three-state data outputs of the MX674AK/D?
The three-state data outputs are controlled by CS, CE, and R/C logic inputs. - What is the operating temperature range for the MX674AK/D?
The operating temperature range is -40°C to +85°C. - What is the storage temperature range for the MX674AK/D?
The storage temperature range is -55°C to +160°C. - How does the MX674AK/D reduce external component requirements?
The MX674AK/D reduces external component requirements by integrating the clock and voltage reference on-chip.
