Overview
The MAX11057ECB+ is a high-performance, 4-channel, 14-bit simultaneous-sampling analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is designed for applications requiring precise and simultaneous conversion of multiple analog signals. It features independent track and hold (T/H) and successive approximation register (SAR) circuitry for each channel, enabling simultaneous sampling at a rate of 250 ksps per channel.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Analog Supply Voltage (VAVDD) | 4.75 | 5.25 | V | ||
| Digital Supply Voltage (VDVDD) | 2.7 | 5.25 | V | ||
| Input Voltage Range | 0 | 1.22 x VREFIO | V | ||
| Signal-to-Noise and Distortion Ratio (SINAD) | fIN = 10kHz, full-scale input | 84.5 | 85.2 | dB | |
| Spurious-Free Dynamic Range (SFDR) | fIN = 10kHz, full-scale input | 95 | 108 | dB | |
| Total Harmonic Distortion (THD) | fIN = 10kHz, full-scale input | -108 | -95 | dB | |
| Channel-to-Channel Crosstalk | fIN = 60Hz, full scale and ground on adjacent channel | -126 | -100 | dB | |
| Throughput Rate Per Channel | 250 | ksps | |||
| Acquisition Time (tACQ) | 1 | µs | |||
| Full-Power Bandwidth | -3dB point | 4 | MHz | ||
| Aperture Delay | 10 | ns |
Key Features
- 4 independent input channels with simultaneous sampling capability at 250 ksps per channel.
- 14-bit resolution with SAR ADC architecture.
- Independent track and hold (T/H) circuitry for each channel.
- Internal or external reference options.
- 20MHz bidirectional parallel interface for conversion results and digital configuration inputs.
- Flexible analog and digital supply voltages: VAVDD (4.75V to 5.25V) and VDVDD (2.7V to 5.25V).
- Overrange protection with internal ±20mA input clamps.
- Available in 64-pin TQFP package.
Applications
- Data acquisition systems requiring simultaneous sampling of multiple channels.
- Industrial control and automation systems.
- Medical devices such as patient monitoring systems.
- Aerospace and defense applications where high precision and reliability are critical.
- Test and measurement equipment.
Q & A
- What is the resolution of the MAX11057ECB+ ADC?
The MAX11057ECB+ has a 14-bit resolution.
- How many input channels does the MAX11057ECB+ have?
The MAX11057ECB+ has 4 independent input channels.
- What is the sampling rate of the MAX11057ECB+?
The MAX11057ECB+ can sample at a rate of 250 ksps per channel.
- What are the analog and digital supply voltage ranges for the MAX11057ECB+?
The analog supply voltage (VAVDD) ranges from 4.75V to 5.25V, and the digital supply voltage (VDVDD) ranges from 2.7V to 5.25V.
- Does the MAX11057ECB+ have overrange protection?
- What type of interface does the MAX11057ECB+ use for data transfer?
The MAX11057ECB+ uses a 20MHz bidirectional parallel interface.
- What is the full-power bandwidth of the MAX11057ECB+?
The full-power bandwidth is greater than 4 MHz.
- What is the acquisition time of the MAX11057ECB+?
The acquisition time (tACQ) is 1 µs.
- What package options are available for the MAX11057ECB+?
The MAX11057ECB+ is available in a 64-pin TQFP package.
- What are some common applications for the MAX11057ECB+?
