Overview
The MAX1139EEE+T from Analog Devices Inc./Maxim Integrated is a low-power, 10-bit, multichannel analog-to-digital converter (ADC) designed for high-resolution data acquisition. This device features internal track/hold (T/H), voltage reference, clock, and an I²C-compatible 2-wire serial interface. It operates from a single supply voltage of 2.7V to 3.6V and is known for its low power consumption, making it suitable for a variety of applications requiring precise measurements.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 10 bits |
| Sampling Rate | Up to 94.4 kS/s |
| Supply Voltage | 2.7V to 3.6V |
| Supply Current | 670µA (max sampling rate), < 1µA (low throughput rates) |
| Analog Input Channels | 12 channels |
| Input Configuration | Software configurable for unipolar or bipolar, single-ended or differential operation |
| Internal Reference Voltage | 2.048V |
| Package Type | 16-pin QSOP |
| Operating Temperature Range | -40°C to +85°C |
| RoHS Compliance | Yes |
Key Features
- Low power consumption with AutoShutdown™ feature to reduce supply current to less than 1µA at low throughput rates.
- Internal track/hold (T/H), voltage reference, and clock.
- I²C-compatible 2-wire serial interface.
- Software configurable analog inputs for unipolar or bipolar, single-ended or differential operation.
- Full-scale analog input range determined by internal reference or externally applied reference voltage (1V to VDD).
- Available in 16-pin QSOP package.
Applications
- Music recording and reproduction technology.
- Digital signal processing.
- Scientific instruments.
- Rotary encoder applications.
- Display and transducer applications.
- Microcontrollers and digital storage oscilloscopes.
Q & A
- What is the resolution of the MAX1139EEE+T ADC?
The MAX1139EEE+T has a resolution of 10 bits. - What is the maximum sampling rate of the MAX1139EEE+T?
The maximum sampling rate is up to 94.4 kS/s. - What is the supply voltage range for the MAX1139EEE+T?
The supply voltage range is 2.7V to 3.6V. - How many analog input channels does the MAX1139EEE+T have?
The MAX1139EEE+T has 12 analog input channels. - Can the analog inputs be configured?
Yes, the analog inputs are software configurable for unipolar or bipolar, single-ended or differential operation. - What is the internal reference voltage of the MAX1139EEE+T?
The internal reference voltage is 2.048V. - In what package type is the MAX1139EEE+T available?
The MAX1139EEE+T is available in a 16-pin QSOP package. - What is the operating temperature range of the MAX1139EEE+T?
The operating temperature range is -40°C to +85°C. - Is the MAX1139EEE+T RoHS compliant?
Yes, the MAX1139EEE+T is RoHS compliant. - What are some typical applications of the MAX1139EEE+T?
Typical applications include music recording and reproduction, digital signal processing, scientific instruments, rotary encoders, and microcontrollers.
