Overview
The MAX11647EWC+T is a low-power, 1-/2-channel, 10-bit analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX11646/MAX11647 family, known for its high performance and compact design. The MAX11647EWC+T features an ultra-tiny 1.9mm x 2.2mm wafer level package (WLP), making it ideal for space-constrained applications. It operates from a single supply voltage of 2.7V to 3.6V and includes internal track/hold (T/H), voltage reference, and a clock, along with an I²C-compatible 2-wire serial interface supporting data rates up to 1.7MHz.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Channels | 1 or 2 | |
| Resolution | 10-bit | |
| Supply Voltage | 2.7V to 3.6V | V |
| Internal Reference Voltage | 2.048V | V |
| External Reference Voltage Range | 1V to VDD | V |
| Sample Rate | Up to 94.4 ksps | sps |
| Conversion Time | 10.6 μs (external clock) | μs |
| Track/Hold Acquisition Time | 800 ns | ns |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package Type | 12-WLP (2.14x1.56) | |
| Mounting Type | Surface Mount | |
| Power Consumption at 1ksps Sample Rate | 6µA | µA |
| AutoShutdown Current | < 1µA | µA |
Key Features
- Low power consumption: 6µA at a 1ksps sample rate and less than 1µA in AutoShutdown mode.
- High-speed I²C-compatible serial interface supporting data rates up to 1.7MHz.
- Internal track/hold (T/H), voltage reference, and clock.
- Software configurable for unipolar or bipolar and single-ended or differential operation.
- Ultra-tiny 1.9mm x 2.2mm wafer level package (WLP).
- Extended temperature range: -40°C to +85°C.
- Support for external reference voltage from 1V to VDD.
Applications
The MAX11647EWC+T 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 automation and control systems.
- Aerospace and defense applications where space and power efficiency are critical.
- Automotive systems needing reliable and compact ADC solutions.
Q & A
- What is the resolution of the MAX11647EWC+T ADC?
The MAX11647EWC+T has a 10-bit resolution.
- What is the supply voltage range for the MAX11647EWC+T?
The supply voltage range is 2.7V to 3.6V.
- What is the internal reference voltage of the MAX11647EWC+T?
The internal reference voltage is 2.048V.
- What is the maximum sample rate of the MAX11647EWC+T?
The maximum sample rate is up to 94.4 ksps.
- What is the operating temperature range of the MAX11647EWC+T?
The operating temperature range is -40°C to +85°C.
- What package types are available for the MAX11647EWC+T?
The device is available in a 12-WLP (2.14x1.56) package.
- How does the AutoShutdown feature work?
The AutoShutdown feature powers down the device between conversions, reducing the supply current to less than 1µA at lower throughput rates.
- Can the MAX11647EWC+T be configured for differential or single-ended inputs?
Yes, the device can be software configured for unipolar or bipolar and single-ended or differential operation.
- What is the typical power consumption at a 1ksps sample rate?
The typical power consumption is 6µA at a 1ksps sample rate.
- Is the MAX11647EWC+T suitable for high-speed applications?
Yes, it supports a high-speed I²C-compatible serial interface with data rates up to 1.7MHz.
