Overview
The MAX11129ATI+ is a high-performance, low-power analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX11129–MAX11132 family, which features 12-/10-bit resolution and a high-speed conversion rate of 3Msps. It is designed for applications requiring high accuracy, low power consumption, and flexible input configurations. The MAX11129ATI+ is particularly suited for use in industrial, medical, and sensor systems where precise analog-to-digital conversion is critical.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12-/10-bit | |
| Conversion Rate | 3Msps | |
| Full-Power Bandwidth | 1.5MHz | |
| Supply Voltage | 2.35V to 3.6V | V |
| I/O Supply Voltage | 1.5V to 3.6V | V |
| Power Consumption | 15.2mW at 3Msps with 3V supplies | mW |
| Full-Shutdown Current | 2µA | µA |
| Operating Temperature | -40°C to +125°C | °C |
| Package | TQFN-28-EP(5x5) | |
| Serial Interface | 48MHz, 3-Wire SPI-/QSPI-/MICROWIRE-/DSP-Compatible | |
| SINAD at 500kHz Input Frequency | 70dB | dB |
Key Features
- Scan modes with internal averaging and internal clock
- 16-entry First-In-First-Out (FIFO)
- SampleSet: User-defined channel sequence with a maximum length of 256
- Analog multiplexer with true differential track/hold
- Flexible input configuration: 16-/8-channel single-ended, 8-/4-channel fully differential pairs, and 15-/8-channel pseudo-differential relative to a common input
- High accuracy: ±1 LSB INL, ±1 LSB DNL, no missing codes over temperature range
- External differential reference (1V to VDD)
- Space-saving 28-pin TQFN package
- No pipeline delay
Applications
- Battery-Powered Instruments
- High-Speed Closed-Loop Systems
- High-Speed Data Acquisition Systems
- Industrial Control Systems
- Medical Instrumentation
- Portable Systems
Q & A
- What is the resolution of the MAX11129ATI+ ADC?
The MAX11129ATI+ has a resolution of 12-/10-bit.
- What is the conversion rate of the MAX11129ATI+?
The conversion rate is 3Msps.
- What are the supply voltage ranges for the MAX11129ATI+?
The supply voltage ranges from 2.35V to 3.6V, and the I/O supply voltage ranges from 1.5V to 3.6V.
- What is the power consumption of the MAX11129ATI+ at 3Msps with 3V supplies?
The power consumption is 15.2mW at 3Msps with 3V supplies.
- What is the full-shutdown current of the MAX11129ATI+?
The full-shutdown current is 2µA.
- What are the operating temperature ranges for the MAX11129ATI+?
The operating temperature ranges from -40°C to +125°C.
- What types of input configurations are supported by the MAX11129ATI+?
The device supports 16-/8-channel single-ended, 8-/4-channel fully differential pairs, and 15-/8-channel pseudo-differential relative to a common input.
- What is the SampleSet feature in the MAX11129ATI+?
The SampleSet feature allows users to define a user-programmable analog channel sequence with a maximum length of 256.
- What is the package type of the MAX11129ATI+?
The package type is TQFN-28-EP(5x5).
- What serial interfaces are supported by the MAX11129ATI+?
The device supports 48MHz, 3-Wire SPI-/QSPI-/MICROWIRE-/DSP-Compatible serial interfaces.
