Overview
The MAX1241AEPA 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 its high performance and low power consumption. The MAX1241AEPA operates with a single supply voltage ranging from +2.7V to +5.25V, making it versatile for various applications. It features a successive-approximation ADC with a conversion time of 7.5µs and a fast track/hold time of 1.5µs. The device also includes an on-chip clock and a high-speed, 3-wire serial interface, facilitating easy integration with microcontrollers.
Key Specifications
| Parameter | Value | Units | Conditions |
|---|---|---|---|
| Supply Voltage (VDD) | 2.7 to 5.25 | V | - |
| Resolution | 12-bit | - | - |
| Conversion Time | 7.5µs | - | - |
| Track/Hold Time | 1.5µs | - | - |
| Sampling Rate | Up to 73ksps | - | - |
| Power Consumption | 37mW (VDD = 3V) | mW | At maximum sampling speed |
| Shutdown Current | 2µA | µA | Power-down mode |
| Operating Temperature | -40°C to 85°C | °C | - |
| Package Type | 8-DIP (0.300", 7.62mm) | - | - |
Key Features
- Low power consumption: 37mW at 73ksps with VDD = 3V and 2µA in shutdown mode.
- High-speed, 3-wire serial interface compatible with standard microcontroller I/O ports.
- Successive-approximation ADC with 7.5µs conversion time and 1.5µs track/hold time.
- On-chip clock for simplified system design.
- External reference input for MAX1241, allowing signals from 0V to VREF.
- Operating temperature range of -40°C to 85°C.
Applications
The MAX1241AEPA is suitable for a variety of applications where low power consumption and high accuracy are crucial. These include:
- Portable and battery-powered devices.
- Medical devices requiring precise analog-to-digital conversion.
- Industrial control systems where low power and high reliability are essential.
- Aerospace and automotive systems needing robust and accurate ADCs.
- Data acquisition systems in scientific and research environments.
Q & A
- What is the supply voltage range for the MAX1241AEPA?
The supply voltage range for the MAX1241AEPA is from +2.7V to +5.25V.
- What is the resolution of the MAX1241AEPA ADC?
The MAX1241AEPA has a 12-bit resolution.
- What is the conversion time of the MAX1241AEPA?
The conversion time of the MAX1241AEPA is 7.5µs.
- Does the MAX1241AEPA have an on-chip clock?
Yes, the MAX1241AEPA features an on-chip clock.
- What is the maximum sampling rate of the MAX1241AEPA?
The maximum sampling rate of the MAX1241AEPA is up to 73ksps.
- How much power does the MAX1241AEPA consume at maximum sampling speed?
The MAX1241AEPA consumes 37mW at maximum sampling speed with VDD = 3V.
- What is the shutdown current of the MAX1241AEPA?
The shutdown current of the MAX1241AEPA is 2µA.
- What is the operating temperature range of the MAX1241AEPA?
The operating temperature range of the MAX1241AEPA is from -40°C to 85°C.
- What type of package does the MAX1241AEPA come in?
The MAX1241AEPA comes in an 8-DIP (0.300", 7.62mm) package.
- Does the MAX1241AEPA require an external reference voltage?
Yes, the MAX1241AEPA requires an external reference voltage.
