# M5Stack Dual DAC I2C Converter Unit (GP8413)

**Type:** Product page · **SKU:** CE10058 · **Brand:** [M5Stack](https://core-electronics.com.au/brands/m5stack-australia)
**Page:** https://core-electronics.com.au/m5stack-dual-dac-i2c-converter-gp8413.html ([markdown](https://core-electronics.com.au/m5stack-dual-dac-i2c-converter-gp8413.html.md))

Explore M5Stack's DAC2 I2C Unit featuring the GP8413 chip, offering dual-channel digital-to-analog conversion with 15-bit resolution and precision up to 0.01% linearity for accurate voltage control and signal processing applications.

## Pricing

- **Price:** $21.55 (inc GST) — $19.59 AUD, exc GST
- **Quantity discounts:** 10+ $18.81 (exc GST) · 25+ $18.22 (exc GST)

## Availability & dispatch

- Available with a lead time — expect dispatch between Aug 31 and Sep 09.

## Description

The M5Stack Dual DAC I2C Unit, powered by the GP8413 chip, delivers precision digital-to-analog conversion with exceptional 15-bit resolution and industry-leading 0.01% linearity. This versatile unit transforms digital signals into dual-channel analog outputs, making it an essential component for precise voltage control and signal processing applications.

### Key Features & Technical Specifications

- Dual-channel output with independently controllable 0-5V or 0-10V ranges
- High-precision 15-bit resolution for accurate voltage control
- Outstanding linearity of 0.01% for consistent performance
- Low output voltage error of less than 0.2%
- 3-bit hardware addressing supports up to 8 devices on one I2C bus
- Built-in output short-circuit protection
- Default I2C address: 0x59
- Operating temperature range: 0-40°C
- Compact dimensions: 32 x 24 x 10.2mm

### How to Use

Integration of the DAC2 Unit is straightforward through the I2C interface. Connect the unit to your microcontroller using the provided Grove connector. Multiple units can be connected simultaneously by configuring the hardware address using the onboard 3-bit address selection. For expanded connectivity, consider using the [M5Stack 1 to 3 HUB Expansion Unit](https://core-electronics.com.au/m5stack-1-to-3-hub-expansion-unit.html).

The unit pairs exceptionally well with M5Stack development boards like the [M5Stack Core2 ESP32 IoT Development Kit](https://core-electronics.com.au/m5stack-core2-esp32-iot-development-kit-48597.html) for rapid prototyping and development. Programming examples and documentation are available through the M5Stack development ecosystem.

### Applications

- Signal conversion for industrial control systems
- Precision motor speed regulation
- LED brightness control systems
- Power supply voltage regulation
- Industrial analog signal isolation
- Laboratory equipment calibration

### What's in the Box

- 1x DAC2 Unit (GP8413)
- 1x VH3.96-4P connector
- 1x Product identification sticker

### Compatibility

The DAC2 Unit is compatible with all M5Stack core devices through I2C communication. For optimal performance, it can be used with:

- [M5Stack Core2 ESP32 IoT Development Kit](https://core-electronics.com.au/m5stack-core2-esp32-iot-development-kit-48597.html)
- [M5Stack ESP32 Basic Core IoT Development Kit](https://core-electronics.com.au/m5stack-esp32-basic-core-iot-development-kit.html)
- [M5Stack ATOM Matrix ESP32 Development Kit](https://core-electronics.com.au/m5stack-atom-matrix-esp32-development-kit-48401.html)

### Additional Resources

- [Technical Documentation](https://docs.m5stack.com/en/unit/Unit-DAC2)

### About M5Stack

M5Stack is a leading technology company specialising in modular development solutions. Their extensive range of ESP32-based development boards and complementary modules enables rapid prototyping and development of IoT and industrial automation solutions. With a focus on educational and professional applications, M5Stack provides comprehensive documentation and support resources for their development ecosystem.

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/c/e/ce010058-2.png)