MAX11139ATI+T

Analog To Digital Converters (ADC) Overview

The MAX11139ATI+T is a 10-bit, 8-channel successive-approximation register (SAR) analog-to-digital converter. It operates at a sampling rate of 500ksps with a full linear bandwidth of 1.5MHz. The device requires a supply voltage between 2.35V and 3.6V, consuming 4.2mW at maximum speed. It features an external differential reference input, a 3-wire serial interface compatible with SPI, QSPI, and MICROWIRE, and supports internal clocking with averaging or external clocking with SampleSet channel sequencing.

Analog To Digital Converters (ADC) Feature Summary

• Supports user-defined channel sequencing via SampleSet technology for flexible multichannel applications
• Includes integrated FIFO buffer to allow high-speed sampling with delayed readout
• Features internal averaging capability in internal clock mode to improve signal-to-noise ratio
• Configurable analog inputs support single-ended, fully differential, and pseudo-differential modes

Analog To Digital Converters (ADC) Applications

• High-speed data acquisition systems
• Industrial control systems
• Medical instrumentation
• Battery-powered portable instruments

Analog To Digital Converters (ADC) Procurement Notes

Verify the component authenticity by checking the manufacturer markings against official documentation. Confirm that the ordering suffix matches the specific resolution and package requirements. Ensure the supplier provides valid traceability records. Cross-reference the datasheet revision to confirm compatibility with system timing constraints.

Analog To Digital Converters (ADC) Selection Notes

Select this model when eight channels are required alongside 10-bit resolution. Verify that the application utilizes an external reference voltage within the specified range. Ensure the host controller supports the 3-wire serial protocol. Consider the thermal characteristics if operating near the upper temperature limit.

Analog To Digital Converters (ADC) Part Context

This component belongs to the MAX11135–MAX11143 family of low-power, high-speed ADCs. Variants within the series differ primarily in resolution (8-bit, 10-bit, or 12-bit) and channel count (4, 8, or 16). All members share identical pinouts, power specifications, and core conversion architecture.

Analog To Digital Converters (ADC) Replacement Considerations

Other members of the MAX11135–MAX11143 series offer pin-compatible alternatives with different resolutions or channel counts. Verify that the substitute part number matches the required bit depth and number of analog inputs before implementation.