Digital To Analog Converter Dac, 12 Bit, I2C, serial, Msop-10; Resolution (Bits):12Bit; Sampling Rate:-; Input Channel Type:Serial; Supply Voltage Range:2.7V To 5.5V; Adc/Dac Case Style:Msop; No. Of Pins:10Pins; Product Range:- Rohs Compliant: Yes |Microchip MCP4728-E/UN

MCP4728-E/UN – 12-Bit Quad DAC with I2C Interface – Microchip Technology

Upgrade your precision analog designs with the MCP4728-E/UN from Microchip Technology, a high-accuracy 12-bit quad digital-to-analog converter (DAC). Ideal for embedded systems requiring reliable voltage generation, this IC delivers low-power operation, a compact footprint, and seamless I2C communication. PCX ensures genuine Microchip components with rapid shipping and dedicated technical support.

Key Features

• Resolution: 12-bit digital-to-analog conversion
• Channels: 4 independent buffered voltage outputs
• Interface: I2C-compatible serial communication
• Voltage Range: 2.7V–5.5V analog/digital supply
• Speed: 6µs typical settling time
• Temperature Range: Industrial-grade -40°C to +125°C
• Reference: Internal supply-based reference

Technical Details

This quad DAC features a string architecture with ±2 LSB INL and ±0.2 LSB DNL for exceptional linearity. Housed in a space-saving 10-MSOP (3mm width) surface-mount package, it supports buffered voltage outputs with rail-to-rail operation. The I2C interface enables easy microcontroller integration with address selection for multi-device setups. Internal non-volatile memory (EEPROM) stores configuration settings, ensuring consistent startup behavior.

Typical Applications

• Industrial process control & automation systems
• Programmable voltage sources for test equipment
• Bias control in optical/communication modules
• Motor control feedback loop calibration
• Audio/display brightness adjustment circuits

About Microchip Technology

Microchip Technology is a global leader in microcontroller, mixed-signal, analog, and Flash-IP solutions, known for robust and innovative semiconductor products. Their components consistently meet rigorous industrial standards, providing long-term reliability in mission-critical environments.

With decades of expertise in data conversion technology, Microchip delivers optimized ICs for power-sensitive and space-constrained designs. Their commitment to quality assurance and extensive product lifecycle support makes them a trusted partner for engineering teams worldwide.

About Digital-to-Analog Converters (DACs)

DACs translate digital signals into precise analog voltages or currents, bridging microcontrollers and real-world systems. They enable accurate control of sensors, actuators, and audio/video components in modern electronics.

High-resolution DACs like the MCP4728 are essential for applications demanding fine-grained analog control, such as industrial calibration, instrumentation, and automotive systems. Their performance directly impacts signal integrity and system accuracy.

Packaging

Available in protective Tube packaging for secure handling during assembly. Contact PCX for reel options or bulk quantities.

Frequently Asked Questions

Question: Does this DAC include internal voltage reference?

Answer: Yes, it uses the supply voltage as its reference, simplifying circuit design.

Question: What is the I2C address range for the MCP4728-E/UN?

Answer: It supports 8 configurable addresses (0x60–0x67) via hardware pins.

Question: Is the output voltage range limited?

Answer: Outputs are buffered and rail-to-rail, covering nearly the full supply range (0V to VDD).

Question: Can settings be retained during power cycles?

Answer: Yes, integrated EEPROM stores DAC register values permanently.

Question: Is this suitable for automotive environments?

Answer: With its -40°C to +125°C operating range, it meets industrial and extended automotive requirements.

Question: Where can I find the datasheet?

Answer: Access the full datasheet at PCXCo.com/resources/MCP4728-E-UN-datasheet (Note: Product images are representational; refer to datasheet for exact specifications).

Optimize your BOM with authentic Microchip DACs – Order MCP4728-E/UN from PCX today for same-day shipping!