Overview
The MAX1039LEEE is a low-power, 8-bit, multichannel analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1036–MAX1039 series, known for their high-speed I²C-compatible serial interface and single-supply operation. The MAX1039LEEE features 12 analog input channels and is designed for applications requiring high accuracy and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 8-bit |
| Number of Channels | 12 |
| Supply Voltage | 2.7V to 3.6V (MAX1039), 4.5V to 5.5V (MAX1038) |
| Internal Reference Voltage | 2.048V (MAX1039), 4.096V (MAX1038) |
| External Reference Voltage | 1V to VDD |
| Sampling Rate | Up to 188ksps |
| Power Consumption | 350µA at maximum sampling rate, <1µA in auto-shutdown mode |
| Interface | I²C-compatible, 400kHz Fast Mode, 1.7MHz High-Speed Mode |
| Package Type | 16-pin QSOP |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- High-speed I²C-compatible serial interface with data rates up to 1.7MHz
- Single-supply operation: 2.7V to 3.6V (MAX1039) or 4.5V to 5.5V (MAX1038)
- Internal voltage reference: 2.048V (MAX1039) or 4.096V (MAX1038)
- External reference voltage option: 1V to VDD
- Auto-shutdown feature to reduce power consumption to less than 1µA at low throughput rates
- Software-configurable analog inputs for unipolar or bipolar and single-ended or pseudo-differential operation
Applications
- Handheld and portable applications
- Medical instruments
- Battery-powered test equipment
- Solar-powered remote systems
- Received-signal-strength indicators
- System supervision
Q & A
- What is the resolution of the MAX1039LEEE ADC?
The MAX1039LEEE has an 8-bit resolution. - How many analog input channels does the MAX1039LEEE have?
The MAX1039LEEE features 12 analog input channels. - What is the supply voltage range for the MAX1039LEEE?
The supply voltage range for the MAX1039LEEE is 2.7V to 3.6V. - What is the internal reference voltage for the MAX1039LEEE?
The internal reference voltage for the MAX1039LEEE is 2.048V. - What is the maximum sampling rate of the MAX1039LEEE?
The maximum sampling rate of the MAX1039LEEE is up to 188ksps. - How does the auto-shutdown feature affect power consumption?
The auto-shutdown feature reduces power consumption to less than 1µA at low throughput rates. - What type of serial interface does the MAX1039LEEE use?
The MAX1039LEEE uses an I²C-compatible serial interface with data rates up to 1.7MHz. - What is the operating temperature range for the MAX1039LEEE?
The operating temperature range for the MAX1039LEEE is -40°C to +85°C. - What package type is the MAX1039LEEE available in?
The MAX1039LEEE is available in a 16-pin QSOP package. - Can the analog inputs be configured for different modes?
Yes, the analog inputs can be software-configured for unipolar or bipolar and single-ended or pseudo-differential operation.
