Overview
The MAX11139ATI+ is a high-performance, low-power analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This 12-bit, 10-bit, or 8-bit ADC is designed for various applications requiring precise and efficient signal conversion. It features a serial 3-wire SPI interface and supports multiple input configurations, making it versatile for industrial, medical, and sensor systems.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-bit, 10-bit, 8-bit |
| Sample Rate | Up to 500ksps |
| Supply Voltage | 2.35V to 3.6V |
| Power Consumption | 4.2mW at 500ksps |
| Input Channels | 4, 8, or 16 channels |
| Input Configuration | Single-ended, fully differential, pseudo-differential |
| Interface | 3-wire SPI |
| Package | TQFN-28-EP (5x5) |
| Operating Temperature | -40°C to +85°C |
Key Features
- SampleSet Technology: Allows user-programmable analog input channel sequencing, reducing microcontroller or DSP communication overhead.
- Internal Clock Mode: Features an integrated FIFO for high-speed sampling and flexible readout rates.
- AutoShutdown and Fast Wake-Up: Enhances power management with full power-down mode and quick wake-up times.
- High-Speed Serial Interface: Supports SPI, QSPI, and MICROWIRE interfaces.
- Low Power Consumption: Operates at 4.2mW at 500ksps.
- Flexible Input Configurations: Supports single-ended, fully differential, and pseudo-differential input channels.
Applications
The MAX11139ATI+ is suitable for a variety of applications, including industrial automation, medical devices, and sensor systems. Its low power consumption and high-speed conversion make it ideal for battery-powered devices and real-time data acquisition systems. Additionally, it can be used in data acquisition systems, process control, and other applications requiring precise and efficient analog-to-digital conversion.
Q & A
- What is the resolution of the MAX11139ATI+ ADC?
The MAX11139ATI+ is available in 12-bit, 10-bit, and 8-bit resolutions. - What is the maximum sample rate of the MAX11139ATI+?
The maximum sample rate is up to 500ksps. - What is the supply voltage range for the MAX11139ATI+?
The supply voltage range is from 2.35V to 3.6V. - How much power does the MAX11139ATI+ consume at 500ksps?
The power consumption is 4.2mW at 500ksps. - What types of input configurations are supported by the MAX11139ATI+?
The MAX11139ATI+ supports single-ended, fully differential, and pseudo-differential input configurations. - What interface does the MAX11139ATI+ use for communication?
The MAX11139ATI+ uses a 3-wire SPI interface. - What is the package type of the MAX11139ATI+?
The package type is TQFN-28-EP (5x5). - What is the operating temperature range of the MAX11139ATI+?
The operating temperature range is -40°C to +85°C. - Does the MAX11139ATI+ support internal averaging?
Yes, the MAX11139ATI+ supports internal averaging to improve signal-to-noise ratio (SNR) in internal clock mode. - What is the purpose of the SampleSet technology in the MAX11139ATI+?
The SampleSet technology allows for user-programmable analog input channel sequencing, reducing the communication overhead on the microcontroller or DSP.
