Overview
The MX674ALEWI+T is a part of the MAX174/MX574A/MX674A family of industry-standard, complete 12-bit analog-to-digital converters (ADCs) produced by Analog Devices Inc./Maxim Integrated. These ADCs are known for their high speed, low power consumption, and integrated on-chip clock and voltage reference. The MX674ALEWI+T is particularly suited for applications requiring precise and efficient analog-to-digital conversion.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12 Bits | |
| Conversion Time | 15 μs (MX674A) | |
| Power Dissipation | 1000 mW (max to +75°C) | |
| Operating Temperature Range | -40°C to +85°C (MX674AJE/KE/LE) | |
| Storage Temperature Range | -55°C to +160°C | |
| Lead Temperature (soldering, 10s) | +300°C | |
| Soldering Temperature (reflow) | +245°C (PLCC), +260°C (PDIP, Wide SO) | |
| Analog Input Range | 0 to +10V, 0 to +20V (unipolar), ±5V, ±10V (bipolar) | |
| Integral Nonlinearity (INL) | ±1/2 LSB (MAX174A/B), ±1 LSB (MAX174C) |
Key Features
- High-speed conversion with maximum conversion times of 15 μs for the MX674A.
- Low power consumption, with power dissipation of 1000 mW (max to +75°C).
- On-chip clock and voltage reference for reduced external component requirements.
- Internal buried zener reference for low-drift and low-noise performance.
- Versatile analog input structure supporting various input ranges (0 to +10V, 0 to +20V, ±5V, ±10V).
- 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.
Applications
The MX674ALEWI+T is suitable for a wide range of applications that require high-speed, low-power analog-to-digital conversion. These include:
- Industrial automation and control systems.
- Medical devices requiring precise signal conversion.
- Aerospace and defense applications where reliability and accuracy are critical.
- Automotive systems, particularly those involving real-time data acquisition and processing.
- Consumer electronics that need efficient and accurate analog-to-digital conversion.
Q & A
- What is the resolution of the MX674ALEWI+T ADC?
The resolution of the MX674ALEWI+T is 12 bits.
- What is the maximum conversion time for the MX674A?
The maximum conversion time for the MX674A is 15 μs.
- What are the supported analog input ranges for the MX674ALEWI+T?
The supported analog input ranges include 0 to +10V, 0 to +20V (unipolar), and ±5V, ±10V (bipolar).
- Does the MX674ALEWI+T have an on-chip clock and voltage reference?
- What is the power dissipation of the MX674ALEWI+T at +75°C?
The power dissipation is 1000 mW at +75°C.
- What are the operating temperature ranges for the MX674ALEWI+T?
The operating temperature ranges include -40°C to +85°C for the MX674AJE/KE/LE models.
- How does the MX674ALEWI+T interface with microprocessors?
The MX674ALEWI+T uses standard microprocessor interface architectures and can be interfaced to 8-, 12-, and 16-bit wide buses.
- What is the storage temperature range for the MX674ALEWI+T?
The storage temperature range is -55°C to +160°C.
- What is the lead temperature for soldering the MX674ALEWI+T?
The lead temperature for soldering is +300°C for 10 seconds.
- What technique does the MX674ALEWI+T use for analog-to-digital conversion?
The MX674ALEWI+T uses the successive approximation technique for analog-to-digital conversion.
