Overview
The MAX1111CEE+T is a low-power, 8-bit, 4-channel analog-to-digital converter (ADC) produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX1110/MAX1111 family, known for their high efficiency and versatility in various applications. The MAX1111 operates from a single 2.7V to 5.5V supply and is designed for low power consumption, making it suitable for battery-powered and power-sensitive systems.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 8-bit |
| Number of Channels | 4 |
| Supply Voltage | 2.7V to 5.5V |
| Sampling Rate | Up to 50ksps |
| Power Consumption | 85µA at 50ksps, 6µA in power-down mode at 1ksps |
| Internal Reference | 2.048V |
| External Reference Range | 1V to VDD |
| Serial Interface | 4-wire SPI, QSPI, MICROWIRE compatible |
| Package Type | 16-pin QSOP |
Key Features
- Low power consumption with an automatic power-down mode to minimize power usage.
- Internal track/hold, voltage reference, and clock for simplified system design.
- Software-configurable analog inputs for unipolar/bipolar and single-ended/differential operation.
- 4-wire serial interface compatible with SPI, QSPI, and MICROWIRE standards.
- A serial-strobe output for end-of-conversion signal.
- Small 16-pin QSOP package for space-efficient designs.
Applications
The MAX1111 is suitable for a variety of applications where low power consumption and high accuracy are required. These include:
- Battery-powered devices and portable electronics.
- Industrial control systems and data acquisition.
- Medical devices and healthcare equipment.
- Automotive systems and sensors.
- Consumer electronics requiring low power ADCs.
Q & A
- What is the resolution of the MAX1111 ADC?
The MAX1111 has an 8-bit resolution. - How many analog input channels does the MAX1111 have?
The MAX1111 has 4 analog input channels. - What is the operating voltage range of the MAX1111?
The MAX1111 operates from a single 2.7V to 5.5V supply. - What is the maximum sampling rate of the MAX1111?
The MAX1111 can sample at rates up to 50ksps. - What is the power consumption of the MAX1111 during normal operation?
The MAX1111 consumes 85µA while sampling at 50ksps. - Can the MAX1111 be powered down to save power?
Yes, the MAX1111 has a software-programmable power-down mode that reduces power consumption to 6µA at 1ksps. - What type of serial interface does the MAX1111 use?
The MAX1111 uses a 4-wire serial interface compatible with SPI, QSPI, and MICROWIRE standards. - What is the package type of the MAX1111?
The MAX1111 is available in a 16-pin QSOP package. - Is the MAX1111 RoHS compliant?
Yes, the MAX1111 is RoHS compliant. - What is the internal reference voltage of the MAX1111?
The MAX1111 has an internal reference voltage of 2.048V.
