Overview
The MAX1243AESA is a low-power, 10-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This component is part of the MAX1242/MAX1243 series, known for their high performance and efficiency in various applications. The MAX1243 operates with a single supply voltage ranging from +2.7V to +5.25V and is available in an 8-pin Small-Outline IC (SOIC) package. It features a successive-approximation ADC with a fast track/hold time and a high-speed, 3-wire serial interface, making it suitable for a wide range of digital conversion needs.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Operating Supply Voltage | 2.7 to 5.25 | V |
| Resolution | 10 | Bits |
| Maximum Sampling Rate | 73 | ksps |
| Conversion Time | 7.5 | µs |
| Track/Hold Acquisition Time | 1.5 | µs |
| Power Consumption (VDD = 3V) | 3 | mW |
| Shutdown Current | 2 | µA |
| Operating Temperature Range | -40 to +85 | °C |
| Storage Temperature Range | -60 to +150 | °C |
| Package Type | 8-pin SOIC |
Key Features
- Low power consumption: Only 3mW at 73ksps with VDD = 3V and a shutdown mode reducing power to 2µA.
- Fast conversion time: 7.5µs successive-approximation ADC and 1.5µs track/hold acquisition time.
- High-speed serial interface: 3-wire serial interface for efficient data transfer.
- Internal/External Reference: The MAX1243 requires an external reference voltage.
- Compact packaging: Available in 8-pin SOIC packages.
Applications
The MAX1243AESA is suitable for various applications requiring low-power, high-speed analog-to-digital conversion. These include:
- Portable and battery-powered devices due to its low power consumption.
- Industrial control systems where high-speed data acquisition is necessary.
- Medical devices that require precise and efficient analog-to-digital conversion.
- Aerospace and automotive systems where reliability and performance are critical.
Q & A
- What is the operating supply voltage range of the MAX1243AESA?
The operating supply voltage range is from +2.7V to +5.25V. - What is the resolution of the MAX1243AESA?
The resolution is 10 bits. - What is the maximum sampling rate of the MAX1243AESA?
The maximum sampling rate is 73 ksps. - How long does the conversion process take for the MAX1243AESA?
The conversion time is 7.5 µs. - What is the track/hold acquisition time of the MAX1243AESA?
The track/hold acquisition time is 1.5 µs. - How much power does the MAX1243AESA consume at 3V supply voltage?
The power consumption is 3 mW at 73 ksps with VDD = 3V. - What is the shutdown current of the MAX1243AESA?
The shutdown current is 2 µA. - What are the operating and storage temperature ranges for the MAX1243AESA?
The operating temperature range is -40°C to +85°C, and the storage temperature range is -60°C to +150°C. - In what package type is the MAX1243AESA available?
The MAX1243AESA is available in an 8-pin SOIC package. - Does the MAX1243AESA have an internal or external reference voltage?
The MAX1243AESA requires an external reference voltage.
