Overview
The MAX11321ATJ+T is a high-performance, low-power analog-to-digital converter (ADC) from Analog Devices Inc./Maxim Integrated. This device is part of the MAX11321–MAX11328 family, which offers a range of 12-/10-bit, multichannel SAR ADCs. The MAX11321ATJ+T is designed for applications requiring high-speed, low-power conversion with advanced signal conditioning capabilities.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Resolution | Number of bits | 10-bit or 12-bit |
| Sampling Rate | Maximum sampling rate | 1 Msps |
| Number of Channels | Number of analog input channels | 4, 8, or 16 channels |
| Supply Voltage | Operating voltage range | 2.35V to 3.6V |
| Power Consumption | Power consumption at 1 Msps | 5.4 mW |
| Interface | Type of serial interface | 3-wire SPI, QSPI, MICROWIRE |
| Temperature Range | Operating temperature range | -40°C to +125°C |
| Package | Package type and size | 32-pin, 5mm x 5mm TQFN |
Key Features
- High-Speed Conversion: 1 Msps sampling rate with full-linear bandwidth of 1 MHz.
- External Signal Conditioning: External access to the output of the integrated multiplexer and ADC input for simplified signal conditioning.
- Internal and External Clock Modes: Supports both internal and external clock modes with internal averaging to improve SNR.
- SampleSet™ Technology: User-programmable analog input channel sequencer for flexible input configurations.
- Low Power Consumption: Consumes only 5.4 mW at 1 Msps, ideal for battery-powered applications.
- AutoShutdown™ and Fast Wake-Up: Features auto shutdown and fast wake-up for optimal power management.
- Flexible Input Configurations: Analog input channels can be configured as single-ended, fully differential, or pseudo-differential inputs.
Applications
The MAX11321ATJ+T is ideal for various applications that require low power consumption and high-speed data acquisition. These include:
- Portable Battery-Powered Devices: Suitable for devices that need to operate on low power and have limited space.
- Data Acquisition Systems: Used in systems that require high-speed and accurate analog-to-digital conversion.
- Industrial Automation: Applicable in industrial settings where low power and high performance are critical.
- Medical Devices: Can be used in medical equipment that requires precise and low-power data acquisition.
Q & A
- What is the maximum sampling rate of the MAX11321ATJ+T?
The maximum sampling rate is 1 Msps.
- How many analog input channels does the MAX11321ATJ+T support?
The device supports 4, 8, or 16 analog input channels.
- What is the operating voltage range of the MAX11321ATJ+T?
The operating voltage range is from 2.35V to 3.6V.
- What type of serial interface does the MAX11321ATJ+T use?
The device uses a 3-wire SPI, QSPI, or MICROWIRE serial interface.
- What is the power consumption of the MAX11321ATJ+T at 1 Msps?
The power consumption is 5.4 mW at 1 Msps.
- Does the MAX11321ATJ+T support internal and external clock modes?
Yes, it supports both internal and external clock modes.
- What is the temperature range of the MAX11321ATJ+T?
The operating temperature range is from -40°C to +125°C.
- What package type and size is the MAX11321ATJ+T available in?
The device is available in a 32-pin, 5mm x 5mm TQFN package.
- What is the purpose of the SampleSet™ technology in the MAX11321ATJ+T?
The SampleSet™ technology allows for user-programmable analog input channel sequencing to optimize the interface to the microcontroller.
- Does the MAX11321ATJ+T support auto shutdown and fast wake-up?
Yes, it features auto shutdown and fast wake-up for optimal power management.
