Overview
The MAX1241BESA+T is a low-power, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1240/MAX1241 series, known for their high performance and low power consumption. The MAX1241 operates with a single supply voltage ranging from +2.7V to +5.25V, making it versatile for various applications. It features a successive-approximation register (SAR) architecture and a fast track/hold circuit, enabling quick and accurate analog-to-digital conversions.
Key Specifications
| Parameter | Min | Typ | Max | Units | Conditions |
|---|---|---|---|---|---|
| Supply Voltage (VDD) | 2.7 | - | 5.25 | V | - |
| Resolution | - | - | 12 bits | - | - |
| Conversion Time | - | 7.5µs | - | - | - |
| Track/Hold Acquisition Time | - | 1.5µs | - | - | - |
| Sampling Rate | - | 73ksps | - | - | VDD = 3V |
| Power Consumption | - | 37mW | - | - | fSAMPLE = 73ksps, VDD = 3V |
| Shutdown Current | - | 2µA | - | - | Power-down mode |
| Integral Nonlinearity (INL) | - | - | ±1 LSB | - | - |
Key Features
- Single-supply operation: +2.7V to +5.25V
- 12-bit resolution with successive-approximation register (SAR) architecture
- Fast track/hold circuit with 1.5µs acquisition time
- High-speed, 3-wire serial interface compatible with SPI, QSPI, and MICROWIRE
- Low power consumption: 37mW at 73ksps and 2µA in shutdown mode
- External reference input (0V to VREF) for MAX1241
- Small footprint: available in 8-pin SOIC packages
Applications
The MAX1241BESA+T is ideal for various applications requiring low power consumption and high accuracy, such as:
- Remote sensor applications
- Data acquisition systems
- Circuits with demanding power and space requirements
Q & A
- What is the supply voltage range for the MAX1241BESA+T?
The supply voltage range for the MAX1241BESA+T is +2.7V to +5.25V. - What is the resolution of the MAX1241BESA+T?
The resolution of the MAX1241BESA+T is 12 bits. - How long does the conversion process take for the MAX1241BESA+T?
The conversion time for the MAX1241BESA+T is approximately 7.5µs. - What is the track/hold acquisition time for the MAX1241BESA+T?
The track/hold acquisition time for the MAX1241BESA+T is 1.5µs. - What is the maximum sampling rate of the MAX1241BESA+T?
The maximum sampling rate of the MAX1241BESA+T is 73ksps. - How much power does the MAX1241BESA+T consume at maximum sampling rate?
The MAX1241BESA+T consumes 37mW at a sampling rate of 73ksps with VDD = 3V. - What is the shutdown current of the MAX1241BESA+T?
The shutdown current of the MAX1241BESA+T is 2µA. - Is the MAX1241BESA+T compatible with standard microcontroller interfaces?
Yes, the MAX1241BESA+T has a high-speed, 3-wire serial interface compatible with SPI, QSPI, and MICROWIRE. - What type of reference does the MAX1241BESA+T require?
The MAX1241BESA+T requires an external reference voltage. - In what package types is the MAX1241BESA+T available?
The MAX1241BESA+T is available in 8-pin SOIC packages.
