MCP4728 Digital-to-Analog Convertor (DAC)
Microchip technology introduces the MCP4728 Digital-to-Analog Convertor (DAC) with non-volatile memory (EEPROM). The MCP4728 DAC input codes, device configuration bits, and I2C address bits are programmable to the non-volatile memory (EEPROM) by using I2C serial interface commands. The non-volatile memory feature enables the DAC device to hold the DAC input codes during power-off time, allowing the DAC outputs to be available immediately after power-up with the saved settings.
The MCP4728 has a two-wire I2C compatible serial interface for standard (100 kHz), fast (400 kHz), or high speed (3.4 MHz) mode.
The MCP4728 DAC is an ideal device for applications requiring design simplicity with high precision, and for applications requiring the DAC device settings to be saved during power-off time.
The MCP4728 can be used in applications like : Set Point or Offset Adjustment , Sensor Calibration , Closed-Loop Servo Control , Low Power Portable Instrumentation , PC Peripherals , Programmable Voltage and Current Source , Industrial Process Control , Instrumentation .
Main features of the MCP4728 are : 12-Bit Voltage Output DAC with 4 Buffered Outputs , On-Board Non-Volatile Memory (EEPROM) for , DAC Codes and I2CTM Address Bits , Internal or External Voltage Reference Selection , Fast Settling Time: 6 μs (typical) , Normal or Power-Down Mode , Low Power Consumption , Single-Supply Operation: 2.7V to 5.5V , I2C Interface .
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