Manufacturer: Analog Devices

Key Specifications

• Package: QSOP-24
• Interface: I2C
• GPIO Ports: 16
• Output Type: Open-drain
• Supply Voltage: 2V to 3.6V
• Operating Temperature: -40°C to +125°C
• LED Control: Blink and intensity (PWM)
• RoHS: Compliant

The MAX7313AEG+T from Analog Devices is a 16-port I2C-interfaced GPIO expander designed for systems requiring efficient port expansion and LED control. It integrates blink and intensity control for each output, reducing microcontroller overhead. The device operates from a 2V to 3.6V supply and is specified over the -40°C to +125°C temperature range. It comes in a compact QSOP-24 package.

Key Features

• 16 open-drain I/O ports, each configurable as input or output
• I2C interface with selectable slave address (up to 8 devices on bus)
• Individual LED blink rate and intensity (PWM) control for each port
• Low standby current (to be verified)
• ESD protection (to be verified)
• RoHS compliant and lead-free

Applications

• LED status indicators and backlight control
• GPIO expansion for microcontrollers and SoCs
• Industrial control panels
• Consumer electronics and portable devices

Selection Notes

When selecting the MAX7313AEG+T, verify the I2C address configuration and ensure the supply voltage matches your system. For higher current outputs, consider external drivers. The device is suitable for mixed-voltage systems due to its wide operating range. For detailed electrical characteristics, refer to the official datasheet.