Overview
The MAX11646EUA+T is a low-power, 10-bit, 1-/2-channel 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-speed I²C-compatible 2-wire serial interface and ultra-tiny packaging. The MAX11646EUA+T operates from a single supply voltage of 4.5V to 5.5V and features internal track/hold (T/H), voltage reference, and a clock. It is designed for applications requiring low power consumption and high precision in a compact form factor.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 10-bit |
| Number of Channels | 1 or 2 (single-ended or 1 differential) |
| Supply Voltage | 4.5V to 5.5V |
| Internal Reference Voltage | 4.096V |
| External Reference Voltage Range | 1V to VDD |
| Sampling Rate | Up to 94.4ksps |
| Power Consumption at 1ksps | 6µA (typical) |
| Power Consumption in AutoShutdown | < 1µA |
| Data Interface | I²C-compatible 2-wire serial interface (up to 1.7MHz) |
| Package Type | 8-pin µMAX® package and ultra-tiny 1.9mm x 2.2mm WLP package |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- Ultra-tiny 1.9mm x 2.2mm WLP package and 8-pin µMAX® package
- High-speed I²C-compatible 2-wire 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
- Internal FIFO with channel-scan mode
- Low power consumption with AutoShutdown™ feature reducing supply current to less than 1µA at lower throughput rates
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 MAX11646EUA+T ADC?
The MAX11646EUA+T has a 10-bit resolution.
- What are the supply voltage ranges for the MAX11646EUA+T?
The MAX11646EUA+T operates from a single supply voltage of 4.5V to 5.5V.
- What is the internal reference voltage of the MAX11646EUA+T?
The internal reference voltage is 4.096V.
- What is the maximum sampling rate of the MAX11646EUA+T?
The maximum sampling rate is up to 94.4ksps.
- How much power does the MAX11646EUA+T consume at a 1ksps sample rate?
The device consumes 6µA (typical) at a 1ksps sample rate.
- What is the power consumption in AutoShutdown mode?
The power consumption is less than 1µA in AutoShutdown mode.
- What type of data interface does the MAX11646EUA+T use?
The device uses an I²C-compatible 2-wire serial interface.
- In what packages is the MAX11646EUA+T available?
The device is available in an 8-pin µMAX® package and an ultra-tiny 1.9mm x 2.2mm WLP package.
- What is the operating temperature range of the MAX11646EUA+T?
The operating temperature range is -40°C to +85°C.
- What are some common applications for the MAX11646EUA+T?
Common applications include handheld and portable devices, medical instruments, battery-powered test equipment, power-supply monitoring, solar-powered remote systems, and system supervision.
