Overview
The MAX11647EUA+T is a low-power, 10-bit, 1- or 2-channel analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device features an internal track/hold (T/H) circuit, a voltage reference, a clock, and an I2C-compatible 2-wire serial interface. It is designed for high efficiency and compactness, making it suitable for a variety of applications requiring precise analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 10-bit |
| Number of Channels | 1 or 2 (single-ended or 1 differential) |
| Supply Voltage | 2.7V to 3.6V |
| Internal Reference Voltage | 2.048V |
| External Reference Voltage Range | 1V to VDD |
| Sample Rate | Up to 94.4ksps |
| Power Consumption | 6µA at 1ksps, 670µA at 94.4ksps |
| AutoShutdown Current | < 1µA at lower throughput rates |
| Serial Interface | I2C-compatible, 400kHz Fast Mode, 1.7MHz High-Speed Mode |
| Package Type | Ultra-tiny 1.9mm x 2.2mm WLP, 8-pin µMAX |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- Ultra-tiny 1.9mm x 2.2mm Wafer Level Package and 8-pin µMAX package options
- High-speed I2C-compatible serial interface with 400kHz Fast Mode and 1.7MHz High-Speed Mode
- Single supply operation from 2.7V to 3.6V
- Internal 2.048V reference voltage and external reference voltage range from 1V to VDD
- Internal clock and AutoShutdown™ to reduce power consumption
- Support for two single-ended or one differential input, configurable for unipolar or bipolar operation
- Internal FIFO with channel-scan mode
- Low power consumption with 6µA at 1ksps and less than 1µA in AutoShutdown mode
Applications
- Handheld and portable applications
- Medical instruments
- Battery-powered test equipment
- Power-supply monitoring
- Solar-powered remote systems
- Received-signal-strength indicators
- System supervision
Q & A
- What is the resolution of the MAX11647EUA+T ADC?
The MAX11647EUA+T has a 10-bit resolution.
- How many channels does the MAX11647EUA+T support?
The device supports 1 or 2 channels, which can be configured as single-ended or one differential input.
- What is the supply voltage range for the MAX11647EUA+T?
The supply voltage range is from 2.7V to 3.6V.
- What is the internal reference voltage of the MAX11647EUA+T?
The internal reference voltage is 2.048V.
- What is the maximum sample rate of the MAX11647EUA+T?
The maximum sample rate is up to 94.4ksps.
- How does the AutoShutdown feature affect power consumption?
The AutoShutdown feature reduces the supply current to less than 1µA at lower throughput rates.
- What types of packages are available for the MAX11647EUA+T?
The device is available in an ultra-tiny 1.9mm x 2.2mm WLP package and an 8-pin µMAX package.
- What is the operating temperature range of the MAX11647EUA+T?
The operating temperature range is from -40°C to +85°C.
- What kind of serial interface does the MAX11647EUA+T support?
The device supports an I2C-compatible serial interface with 400kHz Fast Mode and 1.7MHz High-Speed Mode.
- What are some typical applications for the MAX11647EUA+T?
Typical applications include handheld and portable devices, medical instruments, battery-powered test equipment, power-supply monitoring, solar-powered remote systems, and system supervision.
