Overview
The MAX11645EUA+ is a low-power, 12-bit, 1-/2-channel analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device features an internal track/hold (T/H), voltage reference, clock, and an I²C-compatible 2-wire serial interface. It is designed to operate from a single supply voltage of 2.7V to 3.6V and is known for its ultra-low power consumption, making it suitable for a variety of applications requiring high precision and low power usage.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12-bit |
| Number of Channels | 1 or 2 |
| 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 at 1ksps | 6μA |
| Power Consumption in Power-Down Mode | < 1μA |
| Operating Temperature Range | -40°C to +85°C |
| Package Types | Ultra-tiny 1.9mm x 2.2mm WLP, 8-pin μMAX® |
| Interface | I²C-compatible 2-wire serial interface |
Key Features
- Ultra-tiny 1.9mm x 2.2mm Wafer Level Package (WLP) and 8-pin μMAX® package options
- High-speed I²C-compatible serial interface with 400kHz Fast Mode and 1.7MHz High-Speed Mode
- Internal track/hold (T/H), voltage reference, and clock
- Software-configurable unipolar or bipolar, and single-ended or differential operation
- Internal FIFO with channel-scan mode
- Low power consumption with AutoShutdown™ feature reducing supply current to less than 1μA at low throughput rates
Applications
The MAX11645EUA+ is suitable for a wide range of applications that require low power consumption and high precision, including but not limited to:
- Portable and battery-powered devices
- Medical devices and diagnostic equipment
- Industrial automation and control systems
- Aerospace and defense applications
- Automotive systems requiring high reliability and low power
Q & A
- What is the resolution of the MAX11645EUA+ ADC?
The MAX11645EUA+ has a 12-bit resolution. - How many channels does the MAX11645EUA+ support?
The MAX11645EUA+ supports 1 or 2 channels. - What is the supply voltage range for the MAX11645EUA+?
The supply voltage range is 2.7V to 3.6V. - What is the internal reference voltage of the MAX11645EUA+?
The internal reference voltage is 2.048V. - Can the MAX11645EUA+ operate in both unipolar and bipolar modes?
Yes, the MAX11645EUA+ can be software-configured for unipolar or bipolar operation. - What is the maximum sample rate of the MAX11645EUA+?
The maximum sample rate is up to 94.4ksps. - How much power does the MAX11645EUA+ consume at a 1ksps sample rate?
The power consumption at a 1ksps sample rate is 6μA. - What is the operating temperature range of the MAX11645EUA+?
The operating temperature range is -40°C to +85°C. - What package options are available for the MAX11645EUA+?
The MAX11645EUA+ is available in an ultra-tiny 1.9mm x 2.2mm WLP package and an 8-pin μMAX® package. - Does the MAX11645EUA+ have an internal clock?
Yes, the MAX11645EUA+ has an internal clock.
