Overview
The MCP4822-E/SN is a dual-channel 12-bit Digital-to-Analog Converter (DAC) produced by Microchip Technology. This device is part of the MCP4802/MCP4812/MCP4822 product family, which includes dual-channel 8-bit, 10-bit, and 12-bit DACs with an internal voltage reference (VREF). The MCP4822 is known for its high accuracy, low power consumption, and low noise performance, making it suitable for a wide range of consumer and industrial applications.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 12-bit |
| Number of Channels | Dual |
| Voltage Reference | Internal VREF |
| Interface | SPI |
| Package Types | SOIC, MSOP-10, MSOP-8, DIP-10 |
| Lead Count | 8 (for SOIC) |
| Package Width or Size | 3.90mm (for SOIC) |
| Soldering Composition | Matte Tin |
| Device Weight | 0.10698 g |
Key Features
- High accuracy and low noise performance
- Low power consumption
- Internal voltage reference (VREF)
- SPI interface for communication
- Available in various package types including SOIC, MSOP-10, MSOP-8, and DIP-10
- Suitable for portable and battery-powered applications due to low power consumption and small package options
Applications
The MCP4822 is versatile and can be used in various applications such as set point control, offset adjustment, and sensor calibration. It is particularly suitable for consumer and industrial environments, including but not limited to:
- Industrial control systems
- Sensor calibration and measurement
- Portable and battery-powered devices
- AUDIO and video equipment
- Medical devices
Q & A
- What is the resolution of the MCP4822 DAC?
The MCP4822 is a 12-bit Digital-to-Analog Converter. - How many channels does the MCP4822 have?
The MCP4822 is a dual-channel DAC. - What type of interface does the MCP4822 use?
The MCP4822 uses an SPI (Serial Peripheral Interface) for communication. - What are the available package types for the MCP4822?
The MCP4822 is available in SOIC, MSOP-10, MSOP-8, and DIP-10 packages. - Does the MCP4822 have an internal voltage reference?
Yes, the MCP4822 has an internal voltage reference (VREF). - What are some typical applications of the MCP4822?
The MCP4822 is used in set point control, offset adjustment, sensor calibration, and various consumer and industrial applications. - Is the MCP4822 suitable for battery-powered devices?
Yes, the MCP4822 is suitable for battery-powered devices due to its low power consumption and small package options. - What is the lead count for the SOIC package of the MCP4822?
The SOIC package of the MCP4822 has 8 leads. - What is the device weight of the MCP4822 in the SOIC package?
The device weight of the MCP4822 in the SOIC package is approximately 0.10698 grams. - Is the MCP4822 RoHS compliant?
Yes, the MCP4822 is RoHS compliant.
