Overview
The MAX1069ACUD is a low-power, 14-bit successive-approximation analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is designed for high precision and low power consumption, making it suitable for a variety of applications requiring accurate analog-to-digital conversion.
The MAX1069ACUD features an on-chip 4MHz clock and a +4.096V internal reference voltage. It operates from a single supply and includes an I²C-compatible 2-wire serial interface capable of both fast and high-speed modes. The device also includes automatic power-down through AutoShutdown™, which significantly reduces power consumption between conversions.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Conversion Rate | Up to 58.6 ksps |
| Internal Reference Voltage | +4.096V |
| Supply Voltage (Analog) | 4.75V to 5.25V |
| Supply Voltage (Digital) | 2.7V to 5.5V |
| Operating Temperature Range | -40°C to +85°C |
| Package | 14-pin TSSOP |
| Power Consumption (Max Conversion Rate) | 5mW |
| Power Consumption (AutoShutdown™ at 1ksps) | < 50µA |
Key Features
- Low power consumption with automatic power-down through AutoShutdown™
- On-chip 4MHz clock and +4.096V internal reference voltage
- I²C-compatible 2-wire serial interface with fast and high-speed modes
- Single analog input with unipolar conversion
- Full-scale analog input range determined by internal reference or external reference voltage (1V to AVDD)
- Four address select inputs (ADD0-ADD3) allowing up to 16 devices on the same bus
- Separate digital supply voltage for direct interfacing with +2.7V to +5.5V digital logic
Applications
The MAX1069ACUD is versatile and can be used in various applications requiring precise analog-to-digital conversion, such as:
- Industrial automation and control systems
- Medical devices and diagnostic equipment
- Aerospace and defense systems
- Automotive systems and sensors
- Data acquisition systems
Q & A
- What is the resolution of the MAX1069ACUD ADC?
The MAX1069ACUD has a resolution of 14 bits.
- What is the maximum conversion rate of the MAX1069ACUD?
The maximum conversion rate is up to 58.6 ksps.
- What is the internal reference voltage of the MAX1069ACUD?
The internal reference voltage is +4.096V.
- What are the supply voltage ranges for the MAX1069ACUD?
The analog supply voltage range is 4.75V to 5.25V, and the digital supply voltage range is 2.7V to 5.5V.
- What is the operating temperature range of the MAX1069ACUD?
The operating temperature range is -40°C to +85°C.
- How does the AutoShutdown™ feature work?
The AutoShutdown™ feature powers down the device between conversions, reducing supply current to less than 50µA at a 1ksps throughput rate.
- What type of serial interface does the MAX1069ACUD use?
The MAX1069ACUD uses an I²C-compatible 2-wire serial interface capable of both fast and high-speed modes.
- Can multiple MAX1069ACUD devices be connected on the same bus?
Yes, up to 16 devices can be connected on the same bus using the four address select inputs (ADD0-ADD3).
- What is the package type of the MAX1069ACUD?
The MAX1069ACUD is packaged in a 14-pin TSSOP.
- What are some typical applications of the MAX1069ACUD?
Typical applications include industrial automation, medical devices, aerospace and defense systems, automotive systems, and data acquisition systems.
