Overview
The MAX178AEWG+T is a high-performance, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This component is part of the MAX178 series, known for its precision and reliability in digital signal processing. The MAX178AEWG+T features a calibrated ADC with a precision voltage reference, track-and-hold, and conversion clock, making it suitable for applications requiring accurate and reliable data acquisition.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12 bits |
| Number of Channels | 1 Channel |
| Interface Type | Parallel |
| Sampling Rate | 17 kS/s |
| Input Type | Single-Ended |
| Architecture | SAR (Successive Approximation Register) |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +85°C |
| DNL - Differential Nonlinearity | +/- 1 LSB |
| Package / Case | 24-SOIC (0.295", 7.50mm Width) |
| Mounting Style | SMD/SMT |
| Operating Supply Voltage | 4.75 V to 5.25 V, 11.4 V to 15.75 V |
| Reference Type | External, Internal |
| Reference Voltage | 5 V |
| Power Dissipation | 1 W |
Key Features
- Calibrated 12-bit ADC with precision voltage reference, track-and-hold, and conversion clock.
- Internal calibration circuitry maintains true 12-bit performance over the full operating temperature range without external adjustments.
- Auto-zero cycle reduces zero errors to typically below 100μV.
- CHIP SELECT, READ, and WRITE inputs for easy microprocessor interfacing without additional logic.
- 2-byte, 12-bit conversion data provided over an 8-bit three-state output bus.
- Converter busy flags facilitate polling of the converter's status.
- Analog input range of 0V to +5V when using a +5V reference.
- Internal reference accuracy of ±0.3% for MAX178A models.
Applications
The MAX178AEWG+T is suitable for various applications requiring precise and reliable data acquisition, such as:
- Industrial control systems
- Medical devices
- Data acquisition systems
- Automotive systems
- Other precision measurement and control applications
Q & A
- What is the resolution of the MAX178AEWG+T ADC?
The MAX178AEWG+T has a 12-bit resolution.
- What is the sampling rate of the MAX178AEWG+T?
The sampling rate is 17 kS/s.
- What type of interface does the MAX178AEWG+T use?
The interface type is parallel.
- What is the operating temperature range of the MAX178AEWG+T?
The operating temperature range is -40°C to +85°C.
- What is the package type of the MAX178AEWG+T?
The package type is 24-SOIC (0.295", 7.50mm Width).
- Does the MAX178AEWG+T support both internal and external references?
- What is the power dissipation of the MAX178AEWG+T?
The power dissipation is 1 W.
- How does the MAX178AEWG+T reduce zero errors?
The MAX178AEWG+T reduces zero errors through an auto-zero cycle, typically below 100μV.
- What is the analog input range of the MAX178AEWG+T when using a +5V reference?
The analog input range is 0V to +5V.
- What are some common applications of the MAX178AEWG+T?
