MCP4725 I2C DAC Breakout Board

Electra Store SKU: MD-28134

200.00 EGP

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Overview

The MCP4725 is a high-precision, 12-bit DAC (Digital-to-Analog Converter) with I2C interface, designed for waveform generation, voltage control, and analog signal synthesis. This breakout board makes it easy to add programmable analog outputs to microcontrollers.

Description

Key Features:

✔ 12-Bit Resolution – 4096 output steps (smooth analog signals). ✔ I2C Interface – Simple 2-wire connection (3.3V or 5V logic). ✔ Onboard EEPROM – Saves settings even after power-off. ✔ Fast Update Rate – 100kHz I2C speed for dynamic control. ✔ Single/Dual Supply Mode – Works from 2.7V to 5.5V. ✔ Compact Breakout – Includes filtering capacitor & pull-up resistors.

Applications:
- Audio Projects – Generate sine waves, control amplifiers.
- Precision Voltage Control – Tunable power supplies, motor drivers.
- Industrial Automation – Analog signal simulation.
- Robotics – Servo positioning, sensor calibration.
Wiring (I2C):
- VCC → 3.3V/5V MCU power.
- GND → Ground.
- SDA → I2C data (Arduino A4, RPi GPIO2).
- SCL → I2C clock (Arduino A5, RPi GPIO3).
- OUT → Analog output (0V–VCC).
Technical Specifications:
- Resolution: 12-bit (0–4095 = 0V–Vref).
- Voltage Reference: VCC (or external Vref via breakout pin).
- I2C Address: 0x62 (default, configurable to 0x63).
- Dimensions: 20mm × 15mm.
Package Includes:
- 1x MCP4725 DAC Breakout Board.
- Optional: Header pins (select if needed).
Why Choose the MCP4725?

✅ Higher Precision Than PWM – True analog output (no ripple). ✅ Easy Arduino/RPi Integration – Works with Adafruit_MCP4725 library. ✅ Non-Volatile Memory – Retains last settings after reboot.