Overview
The MAX11128ATI+ is a high-performance, low-power 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 with external reference. It is designed for high-speed data acquisition and is particularly suited for applications requiring low power consumption and small form factor.
The MAX11128ATI+ operates in both internal and external clock modes, supporting scan modes, internal averaging, and an integrated FIFO for efficient data handling. It is AECQ-100 qualified, ensuring reliability in automotive and industrial environments.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12-/10-/8-bit |
| Conversion Rate | 1 Msps (Mega Samples Per Second) |
| Supply Voltage | 2.35V to 3.6V |
| Power Consumption | 5.4 mW at 1 Msps |
| Temperature Range | -40°C to +125°C |
| Package Type | 28-pin, 5mm x 5mm TQFN |
| Serial Interface | 16 MHz, 3-wire SPI-/QSPI-/MICROWIRE-/DSP-compatible |
| Analog Input Channels | Up to 16 single-ended, 8 fully differential pairs, or pseudo-differential inputs |
| Aperture Delay | 8 ns |
| Aperture Jitter RMS | 30 ps |
Key Features
- Internal and external clock modes with scan mode support in both modes
- Integrated FIFO for high-speed data sampling and readout at lower clock rates
- Internal averaging to improve Signal-to-Noise Ratio (SNR) in internal clock mode
- SampleSet™ technology: user-programmable analog input channel sequencer for multichannel applications
- AutoShutdown™ and fast wake-up for optimal power management
- Full power-down mode for minimal power consumption
- Analog multiplexer with true differential track/hold and external differential reference (1V to VDD)
- High-speed 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP devices
Applications
- High-speed data acquisition systems
- High-speed closed-loop systems
- Industrial control systems
- Medical instrumentation
- Battery-powered instruments
- Portable systems
Q & A
- What is the resolution of the MAX11128ATI+ ADC?
The MAX11128ATI+ ADC is available in 12-, 10-, and 8-bit resolutions.
- What is the maximum conversion rate of the MAX11128ATI+?
The maximum conversion rate is 1 Msps (Mega Samples Per Second).
- What is the operating supply voltage range for the MAX11128ATI+?
The operating supply voltage range is from 2.35V to 3.6V.
- How much power does the MAX11128ATI+ consume at 1 Msps?
The device consumes 5.4 mW at 1 Msps.
- What is the temperature range for the MAX11128ATI+?
The device operates over a temperature range of -40°C to +125°C.
- What types of analog input channels are supported by the MAX11128ATI+?
The device supports up to 16 single-ended, 8 fully differential pairs, or pseudo-differential inputs.
- What is the SampleSet™ technology in the MAX11128ATI+?
SampleSet™ is a user-programmable analog input channel sequencer that provides greater sequencing flexibility for multichannel applications.
- Does the MAX11128ATI+ support internal averaging?
- What is the purpose of the integrated FIFO in the MAX11128ATI+?
The integrated FIFO allows data to be sampled at high speeds and then held for readout at any time or at a lower clock rate.
- Is the MAX11128ATI+ AECQ-100 qualified?
