Overview
The MAX11140ATI+ is a high-performance, low-power, serial output analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This component is part of the MAX11135–MAX11143 family, which offers 12-, 10-, or 8-bit resolution options. The MAX11140ATI+ specifically features a 12-bit resolution and is designed for applications requiring high accuracy and low power consumption.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|---|
| Resolution | RES | 12 bits | ||||
| Integral Nonlinearity | INL | ±1.0 LSB | ±1.0 LSB | LSB | ||
| Differential Nonlinearity | DNL | No missing codes | ±1.0 LSB | ±1.0 LSB | LSB | |
| Offset Error | 0.7 | ±2.5 LSB | LSB | |||
| Gain Error | -0.5 | ±4.4 LSB | LSB | |||
| Sample Rate | fSAMPLE | 500 ksps | ksps | |||
| Supply Voltage Range | VDD | 2.35 V | 3.6 V | V | ||
| Reference Input Voltage Range | VREF+ | 1 V | VDD + 50 mV | V | ||
| Signal-to-Noise Plus Distortion | SINAD | 250 kHz input sine wave | 49 dB | 49.6 dB | dB | |
| Total Harmonic Distortion | THD | Up to the 5th Harmonic | -77 dB | -65 dB | dB |
Key Features
- High-speed, low-power operation with a sample rate of up to 500 ksps.
- Industry-leading 1.5 MHz full-linear bandwidth.
- External reference input with a range of 1 V to VDD + 50 mV.
- Low power consumption with a supply voltage range of 2.35 V to 3.6 V.
- High accuracy with integral nonlinearity (INL) and differential nonlinearity (DNL) of ±1.0 LSB.
- Compact package options suitable for space-constrained applications.
Applications
The MAX11140ATI+ is suitable for a variety of applications requiring high-speed, low-power analog-to-digital conversion. These include:
- Industrial automation and control systems.
- Medical devices such as patient monitoring systems.
- Aerospace and defense systems where high reliability and accuracy are critical.
- Automotive systems, including sensor interfaces and data acquisition.
- Consumer electronics, such as audio and video processing.
Q & A
- What is the resolution of the MAX11140ATI+ ADC?
The MAX11140ATI+ has a 12-bit resolution. - What is the sample rate of the MAX11140ATI+?
The sample rate is up to 500 ksps. - What is the supply voltage range for the MAX11140ATI+?
The supply voltage range is from 2.35 V to 3.6 V. - What is the reference input voltage range for the MAX11140ATI+?
The reference input voltage range is from 1 V to VDD + 50 mV. - What are the key accuracy specifications of the MAX11140ATI+?
The MAX11140ATI+ has an integral nonlinearity (INL) and differential nonlinearity (DNL) of ±1.0 LSB. - What is the full-linear bandwidth of the MAX11140ATI+?
The full-linear bandwidth is 1.5 MHz. - What are some typical applications for the MAX11140ATI+?
Typical applications include industrial automation, medical devices, aerospace and defense systems, automotive systems, and consumer electronics. - How does the MAX11140ATI+ manage power consumption?
The MAX11140ATI+ is designed for low power consumption, operating within a supply voltage range of 2.35 V to 3.6 V. - What is the signal-to-noise plus distortion (SINAD) of the MAX11140ATI+?
The SINAD is 49.6 dB for a 250 kHz input sine wave. - What is the total harmonic distortion (THD) of the MAX11140ATI+?
The THD is -65 dB up to the 5th harmonic.
