Overview
The MAX1177ACUP+ is a 16-bit, low-power, successive-approximation analog-to-digital converter (ADC) designed by Analog Devices Inc./Maxim Integrated. This device is optimized for low-power applications and features automatic power-down capabilities and a factory-trimmed internal clock. It operates from a single +4.75V to +5.25V analog supply and has a separate digital supply input for direct interface with +2.7V to +5.25V digital logic. The MAX1177ACUP+ is known for its byte-wide parallel interface, which facilitates easy integration with various systems, making it versatile and user-friendly.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16-bit |
| Number of Channels | 1 Channel |
| Sampling Rate | 135 kS/s |
| Input Type | Single-Ended |
| Architecture | SAR (Successive Approximation) |
| Analog Supply Voltage | +4.75V to +5.25V |
| Digital Supply Voltage | +2.7V to +5.25V |
| SNR - Signal to Noise Ratio | 91 dB |
| Minimum Operating Temperature | 0°C |
| Maximum Operating Temperature | +70°C |
| DNL - Differential Nonlinearity | ±1 LSB |
| INL - Integral Nonlinearity | ±3 LSB |
| Power Dissipation | 879 mW |
| Package/Case | TSSOP-20 |
Key Features
- Real-Time Monitoring: The MAX1177ACUP+ supports real-time monitoring of analog signals, making it suitable for applications requiring immediate data acquisition.
- Flexible Communication Options: The device features a byte-wide parallel interface, allowing for easy integration with a variety of systems.
- Low Total Cost of Ownership: With low power consumption and automatic power-down capabilities, the MAX1177ACUP+ reduces overall system costs and enhances energy efficiency.
- Wide Input Range: The ADC accepts an analog input voltage range from 0 to +10V, making it versatile for various applications.
- High Accuracy: The device offers excellent DC accuracy (±3 LSB INL) and AC performance (THD = -100dB), ensuring reliable and precise data conversion.
Applications
- Automotive Electronics: Suitable for automotive systems that require precise and reliable data acquisition.
- Motor Control Systems: Ideal for motor control applications where real-time monitoring and precise control are essential.
- Power Management: Used in power management systems to monitor and control power consumption efficiently.
- Industrial Process Control: Employed in industrial settings for monitoring and controlling various processes.
- Instrumentation and Medical Applications: Utilized in precision instrumentation and medical devices due to its high accuracy and reliability.
Q & A
- What is the resolution of the MAX1177ACUP+ ADC?
The MAX1177ACUP+ has a resolution of 16 bits.
- What is the sampling rate of the MAX1177ACUP+?
The sampling rate is 135 kS/s.
- What is the input voltage range of the MAX1177ACUP+?
The device accepts an analog input voltage range from 0 to +10V.
- What are the power supply requirements for the MAX1177ACUP+?
The device operates from a single +4.75V to +5.25V analog supply and has a separate digital supply input for +2.7V to +5.25V digital logic.
- What is the package type of the MAX1177ACUP+?
The device is available in a 20-pin TSSOP package.
- What are the operating temperature ranges for the MAX1177ACUP+?
The device is fully specified over the -40°C to +85°C extended temperature range and the 0°C to +70°C commercial temperature range.
- What is the power consumption of the MAX1177ACUP+?
The device consumes no more than 26.5mW at a sampling rate of 135ksps when using an external reference, and 31mW when using the internal +4.096V reference.
- What is the AutoShutdown feature of the MAX1177ACUP+?
The AutoShutdown feature reduces the supply current to 0.4mA at 10ksps.
- What are some typical applications of the MAX1177ACUP+?
The device is ideal for high-performance, battery-powered, data-acquisition applications, industrial process control, instrumentation, and medical applications.
- How does the MAX1177ACUP+ ensure high accuracy?
The device offers excellent DC accuracy (±3 LSB INL) and AC performance (THD = -100dB), ensuring reliable and precise data conversion.
