Overview
The MAX11123ATI+T 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, low-power applications. The MAX11123ATI+T operates with an external reference and offers industry-leading specifications, making it ideal for various data acquisition and control systems.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Resolution | - | - | - | 12-/10-/8-bit | |
| Supply Voltage | VDD | 2.35 | - | 3.6 | V |
| Conversion Rate | fSAMPLE | - | - | 1 Msps | s^-1 |
| Signal-to-Noise and Distortion Ratio (SINAD) | - | 49 | 49.6 | - | dB |
| Supply Current at 1 Msps | IDD | - | - | 5.4 mW (at 3V) | mW |
| Full-Shutdown Current | - | - | - | 2 μA | μA |
| Operating Temperature Range | - | -40 | - | +125 | °C |
| Package Type | - | - | - | 28-pin, 5mm x 5mm TQFN | - |
Key Features
- High-Speed Conversion: Up to 1 Msps conversion rate with no pipeline delay.
- Low Power Consumption: Consumes only 5.4 mW at 1 Msps with a 3V supply and 2 μA in full-shutdown mode.
- Flexible Input Configuration: Analog input channels can be configured as single-ended, fully differential, or pseudo-differential inputs.
- Internal and External Clock Modes: Features both internal and external clock modes with internal averaging and SampleSet™ technology for user-programmable analog input channel sequencing.
- High Accuracy: ±1 LSB INL, ±1 LSB DNL, and no missing codes over the temperature range.
- Wide Range I/O Supply: Allows the serial interface to connect directly to 1.8V, 2.5V, or 3.3V digital systems.
- Integrated FIFO and AutoShutdown™: Supports high-speed data sampling and optimal power management.
Applications
- High-Speed Data Acquisition Systems: Ideal for applications requiring fast and accurate data conversion.
- High-Speed Closed-Loop Systems: Suitable for control systems that demand rapid feedback and precise measurements.
- Industrial Control Systems: Used in various industrial automation and control applications.
- Medical Instrumentation: Applied in medical devices that require high accuracy and low power consumption.
- Battery-Powered Instruments: Perfect for portable and battery-powered devices due to its low power consumption.
- Portable Systems: Ideal for handheld and mobile devices requiring compact and efficient ADCs.
Q & A
- What is the resolution of the MAX11123ATI+T ADC?
The MAX11123ATI+T is available in 12-, 10-, or 8-bit resolution.
- What is the maximum conversion rate of the MAX11123ATI+T?
The maximum conversion rate is 1 Msps.
- What is the operating temperature range of the MAX11123ATI+T?
The operating temperature range is -40°C to +125°C.
- What types of input configurations are supported by the MAX11123ATI+T?
The device supports single-ended, fully differential, and pseudo-differential input configurations.
- Does the MAX11123ATI+T have an integrated FIFO?
Yes, it features an integrated FIFO for high-speed data sampling and readout.
- What is the power consumption of the MAX11123ATI+T at 1 Msps?
The power consumption is 5.4 mW at 1 Msps with a 3V supply.
- What is the full-shutdown current of the MAX11123ATI+T?
The full-shutdown current is 2 μA.
- What is the SampleSet™ technology in the MAX11123ATI+T?
SampleSet™ is a user-programmable analog input channel sequencer that provides greater sequencing flexibility and reduces microcontroller or DSP communication overhead.
- What types of serial interfaces are supported by the MAX11123ATI+T?
The device supports SPI, QSPI, MICROWIRE, and DSP-compatible serial interfaces.
- What is the package type of the MAX11123ATI+T?
The device is available in a 28-pin, 5mm x 5mm TQFN package.
