Overview
The MAX11047ECB+ is a high-performance, 4-channel, 16-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX11047–MAX11049/MAX11057–MAX11059 family, known for its simultaneous sampling capability and robust performance characteristics. It is designed to operate with a 4.75V to 5.25V analog supply and a separate 2.7V to 5.25V digital supply, allowing for flexible interfacing with host systems without the need for level shifters.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Analog Supply Voltage | 4.75 to 5.25 | V |
| Digital Supply Voltage | 2.7 to 5.25 | V |
| Number of Channels | 4 | |
| Resolution | 16-bit | |
| Sampling Rate | 250 ksps per channel | |
| Input Voltage Range | 0 to +5V | V |
| Signal-to-Noise and Distortion Ratio (SINAD) | 90.5 to 92 | dB |
| Spurious-Free Dynamic Range (SFDR) | 98 to 108 | dB |
| Total Harmonic Distortion (THD) | -108 to -98 | dB |
| Input Leakage Current | -1 to +1 | µA |
| Input Capacitance | 15 | pF |
| Throughput Rate | 250 ksps | |
| Acquisition Time | 1 µs | |
| Full-Power Bandwidth | > 0.2 MHz |
Key Features
- Simultaneous sampling of all channels at 250 ksps each.
- Independent track and hold (T/H) and SAR circuitry for each channel.
- Internal clock and internal or external reference options.
- 20MHz, bidirectional, parallel interface for conversion results and digital configuration inputs.
- Overrange protection with internal ±20mA input clamps.
- Flexible digital supply voltage (2.7V to 5.25V) for easy interfacing with various host systems.
- Available in 56-pin TQFN and 64-pin TQFP packages.
Applications
The MAX11047ECB+ is suitable for a variety of applications requiring high-speed, multi-channel analog-to-digital conversion. These include:
- Industrial automation and control systems.
- Medical imaging and diagnostic equipment.
- Aerospace and defense systems.
- High-speed data acquisition systems.
- Automotive and transportation systems.
Q & A
- What is the resolution of the MAX11047ECB+ ADC?
The MAX11047ECB+ has a resolution of 16 bits. - How many channels does the MAX11047ECB+ support?
The MAX11047ECB+ supports 4 independent input channels. - What is the sampling rate of the MAX11047ECB+?
The sampling rate is 250 ksps per channel. - What is the input voltage range for the MAX11047ECB+?
The input voltage range is 0 to +5V. - Does the MAX11047ECB+ have overrange protection?
Yes, it has internal ±20mA input clamps for overrange protection. - What are the package options for the MAX11047ECB+?
The device is available in 56-pin TQFN and 64-pin TQFP packages. - What is the operating temperature range for the MAX11047ECB+?
The operating temperature range is -40°C to +85°C. - Can the MAX11047ECB+ use an external reference?
Yes, it supports both internal and external reference options. - What is the full-power bandwidth of the MAX11047ECB+?
The full-power bandwidth is greater than 0.2 MHz. - What is the typical signal-to-noise and distortion ratio (SINAD) for the MAX11047ECB+?
The typical SINAD is between 90.5 and 92 dB.
