Overview
The MAX1281BEUP+T is a high-performance, low-power 12-bit Successive Approximation Register (SAR) Analog-to-Digital Converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is designed for high-speed data acquisition and features a 4-wire SPI interface for easy integration with microcontrollers or Digital Signal Processors (DSPs). It operates with a single supply voltage range from 2.7V to 3.6V and supports both external and internal reference voltages. The MAX1281BEUP+T is packaged in a 20-pin TSSOP, making it suitable for compact PCB designs and various applications requiring high precision and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 12 |
| Sampling Rate | 300k samples per second (ksps) |
| Number of Inputs | 4 to 8 |
| Input Type | Pseudo-differential, Single-ended |
| Data Interface | SPI |
| ADC Architecture | SAR (Successive Approximation Register) |
| Analog Supply Voltage Range | 2.7V to 3.6V |
| Digital Supply Voltage Range | 2.7V to 3.6V |
| Operating Temperature Range | -40°C to 85°C |
| Package Type | 20-TSSOP |
Key Features
- High-speed data acquisition capability with a sampling rate of 300ksps
- Flexibility in input configurations: 4 to 8 pseudo-differential or single-ended inputs
- SPI data interface for easy integration with microcontrollers or DSPs
- High precision with SAR architecture
- Dual supply voltage compatibility (analog and digital supply voltage ranges)
- Low power consumption with multiple power-down modes
- Internal +2.5V reference and external reference option
- Wide operating temperature range for reliability in various environments
Applications
- Data acquisition systems
- Instrumentation and control
- Medical devices
- Communication systems
Q & A
- What is the resolution of the MAX1281BEUP+T ADC?
The MAX1281BEUP+T has a 12-bit resolution.
- What is the sampling rate of the MAX1281BEUP+T?
The sampling rate is 300ksps.
- How many input channels does the MAX1281BEUP+T support?
The device supports 4 to 8 input channels.
- What type of data interface does the MAX1281BEUP+T use?
The device uses a 4-wire SPI interface.
- What is the operating temperature range of the MAX1281BEUP+T?
The operating temperature range is from -40°C to 85°C.
- Can the MAX1281BEUP+T operate with both internal and external reference voltages?
- What is the package type of the MAX1281BEUP+T?
The device is packaged in a 20-TSSOP.
- What are the power-down modes available for the MAX1281BEUP+T?
The device features normal operation, reduced power, fast power-down, and full power-down modes.
- Is the MAX1281BEUP+T compatible with most microcontrollers and DSPs?
- What are some typical applications of the MAX1281BEUP+T?
Typical applications include data acquisition systems, instrumentation and control, medical devices, and communication systems.
