Overview
The MAX1230BEEG+ is a 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1226/MAX1228/MAX1230 family, which features advanced functionalities for high-precision data conversion. The MAX1230BEEG+ is particularly notable for its 16 input channels, internal temperature sensor, and on-chip FIFO, making it suitable for a variety of applications requiring multiple channel conversions and temperature monitoring.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 12-bit | |
| Sampling Rate | 300ksps | |
| Number of Input Channels | 16 (single-ended or 8 differential) | |
| Input Configuration | Single-ended or differential, unipolar or bipolar | |
| Supply Voltage | +5V | V |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package Type | 28-pin QFN with exposed pad, 24-pin QSOP | |
| Serial Interface | 10MHz SPI™/QSPI™/MICROWIRE™-compatible | |
| Internal Reference | Yes | |
| Internal Temperature Sensor | Yes, ±0.7°C accuracy | °C |
| FIFO | 16-entry |
Key Features
- On-chip FIFO to minimize microprocessor I/O requirements
- Internal temperature sensor with ±0.7°C accuracy
- Internal reference and internal clock mode
- Scan mode and internal averaging capabilities
- AutoShutdown™ feature for power conservation
- 10MHz SPI™/QSPI™/MICROWIRE™-compatible serial port
- Configurable input channels for single-ended or differential inputs in unipolar or bipolar mode
- Full-differential successive-approximation register (SAR) conversion technique
Applications
The MAX1230BEEG+ is suitable for various applications that require high-precision analog-to-digital conversion, multiple input channels, and temperature monitoring. These include:
- Industrial automation and control systems
- Medical devices and diagnostic equipment
- Aerospace and defense systems
- Automotive systems, especially those requiring multiple sensor inputs
- Test and measurement instruments
Q & A
- What is the resolution of the MAX1230BEEG+ ADC?
The MAX1230BEEG+ has a 12-bit resolution.
- How many input channels does the MAX1230BEEG+ have?
The MAX1230BEEG+ has 16 single-ended or 8 differential input channels.
- What is the maximum sampling rate of the MAX1230BEEG+?
The maximum sampling rate is 300ksps using an external clock.
- Does the MAX1230BEEG+ have an internal temperature sensor?
Yes, it has an internal temperature sensor with ±0.7°C accuracy.
- What is the operating temperature range of the MAX1230BEEG+?
The operating temperature range is -40°C to +85°C.
- What types of packages are available for the MAX1230BEEG+?
The MAX1230BEEG+ is available in 28-pin QFN with exposed pad and 24-pin QSOP packages.
- Does the MAX1230BEEG+ support SPI, QSPI, or MICROWIRE interfaces?
Yes, it supports 10MHz SPI™/QSPI™/MICROWIRE™-compatible serial interfaces.
- What is the purpose of the FIFO in the MAX1230BEEG+?
The FIFO minimizes microprocessor I/O requirements by storing up to 16 conversion results.
- Does the MAX1230BEEG+ have an internal reference?
Yes, it has an internal reference.
- What is the AutoShutdown™ feature in the MAX1230BEEG+?
The AutoShutdown™ feature is for power conservation, allowing the device to automatically shut down when not in use.
