Overview
The MAX1297AEEG is a 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This low-power ADC features a successive-approximation architecture and is designed for applications requiring high accuracy and low power consumption. It operates with a single +2.7V to +3.6V analog supply and includes an internal +2.5V reference, making it suitable for a variety of data acquisition and battery-powered systems.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12-bit |
| Linearity | ±0.5 LSB |
| Analog Supply Voltage | +2.7V to +3.6V |
| Internal Reference | +2.5V |
| Sampling Rate | Up to 265ksps |
| Power Consumption | 1.9mA (265ksps), 1.0mA (100ksps), 400µA (10ksps), 2µA (Shutdown) |
| Analog Input Channels | 2-Channel Single-Ended / 1-Channel Pseudo-Differential |
| Interface | Parallel 12-Bit Interface |
| Package | 24-Pin QSOP |
Key Features
- 12-bit resolution with ±0.5 LSB linearity
- +3V single-supply operation
- Internal +2.5V reference
- Software-configurable analog input multiplexer
- Software-configurable unipolar/bipolar analog inputs
- Low current consumption: 1.9mA (265ksps), 1.0mA (100ksps), 400µA (10ksps), 2µA (Shutdown)
- Internal 3MHz full-power bandwidth track/hold
- Parallel 12-bit interface
- Small footprint in a 24-pin QSOP package
- Fast wake-up time of 2µs from shutdown
Applications
- Data Acquisition Systems
- Data Logging
- Energy Management
- Industrial Control Systems
- Patient Monitoring
- Touch Screens
Q & A
- What is the resolution of the MAX1297AEEG ADC?
The MAX1297AEEG has a 12-bit resolution.
- What is the linearity of the MAX1297AEEG ADC?
The linearity is ±0.5 LSB.
- What is the operating voltage range of the MAX1297AEEG?
The operating voltage range is +2.7V to +3.6V.
- What is the internal reference voltage of the MAX1297AEEG?
The internal reference voltage is +2.5V.
- How many analog input channels does the MAX1297AEEG have?
The MAX1297AEEG has 2-channel single-ended or 1-channel pseudo-differential analog input channels.
- What is the maximum sampling rate of the MAX1297AEEG?
The maximum sampling rate is up to 265ksps.
- What is the power consumption of the MAX1297AEEG at different sampling rates?
The power consumption is 1.9mA at 265ksps, 1.0mA at 100ksps, 400µA at 10ksps, and 2µA in shutdown mode.
- What type of interface does the MAX1297AEEG use?
The MAX1297AEEG uses a parallel 12-bit interface.
- In what package is the MAX1297AEEG available?
The MAX1297AEEG is available in a 24-pin QSOP package.
- What are some typical applications of the MAX1297AEEG?
Typical applications include data acquisition systems, data logging, energy management, industrial control systems, patient monitoring, and touch screens.
