Overview
The MAX11123ATI+ is a high-performance, low-power, serial analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX11120–MAX11128 family, which features 12-/10-/8-bit resolution and is designed for high-speed, multichannel applications. The MAX11123ATI+ operates with an external reference and offers industry-leading specifications, making it ideal for various demanding applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12-/10-/8-bit | |
| Analog Supply Voltage | 2.35V to 3.6V | V |
| Digital Supply Voltage | 2.35V to 3.6V | V |
| Conversion Rate | Up to 1Msps | sps |
| Signal-to-Noise Plus Distortion (SINAD) | 49.6 dB | dB |
| Signal-to-Noise Ratio (SNR) | 49.6 dB | dB |
| Operating Temperature Range | -40°C to +125°C | °C |
| Package Type | 28-pin, 5mm x 5mm TQFN | |
| Power Consumption at 1Msps | 5.4mW (with 3V supplies) | mW |
| Full-Shutdown Current | 2μA | μA |
Key Features
- High-speed, low-power successive-approximation register (SAR) ADC with up to 1Msps conversion rate.
- External reference capability with a range of 1V to VDD.
- Flexible input configuration: single-ended, fully differential, or pseudo-differential inputs.
- SampleSet™ technology for user-programmable analog input channel sequencing.
- Internal averaging in internal clock mode to improve signal-to-noise ratio (SNR).
- Integrated FIFO for high-speed data sampling and readout.
- AutoShutdown™ and fast wake-up for optimal power management.
- 16MHz, 3-wire serial interface compatible with SPI, QSPI™, and MICROWIRE™ devices.
Applications
- High-speed data acquisition systems.
- High-speed closed-loop systems.
- Industrial control systems.
- Medical instrumentation.
- Battery-powered instruments and portable systems.
Q & A
- What is the resolution of the MAX11123ATI+ ADC?
The MAX11123ATI+ is available in 12-/10-/8-bit resolutions.
- What is the operating voltage range of the MAX11123ATI+?
The device operates from a supply voltage of 2.35V to 3.6V.
- What is the maximum conversion rate of the MAX11123ATI+?
The MAX11123ATI+ can convert at rates up to 1Msps.
- What is the signal-to-noise plus distortion (SINAD) of the MAX11123ATI+?
The SINAD is 49.6 dB.
- What are the operating temperature ranges for the MAX11123ATI+?
The device operates over a temperature range of -40°C to +125°C.
- What package type is the MAX11123ATI+ available in?
The device is available in a 28-pin, 5mm x 5mm TQFN package.
- How much power does the MAX11123ATI+ consume at 1Msps?
The device consumes 5.4mW at 1Msps with 3V supplies.
- What is the full-shutdown current of the MAX11123ATI+?
The full-shutdown current is 2μA.
- Does the MAX11123ATI+ support internal and external clock modes?
Yes, the device supports both internal and external clock modes.
- What is the SampleSet™ technology in the MAX11123ATI+?
The SampleSet™ technology is a user-programmable analog input channel sequencer that provides greater sequencing flexibility for multichannel applications.
