仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| NumberofBits | 12 |
| NumberofD/AConverters | 2 |
| SettlingTime | 4.5µs (Typ) |
| OutputType | Voltage - Buffered |
| DifferentialOutput | No |
| DataInterface | SPI |
| ReferenceType | Internal |
| Voltage-SupplyAnalog | 2.7V ~ 5.5V |
| Voltage-SupplyDigital | 2.7V ~ 5.5V |
| INL/DNL(LSB) | ±4, ±0.25 |
| Architecture | String DAC |
| OperatingTemperature | -40°C ~ 125°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
概要
Description
The MCP4822T-E/SN is a dual-channel, 12-bit Digital-to-Analog Converter (DAC) from Microchip Technology, designed for precision voltage output. It features a high accuracy, low-power, and low-noise performance, making it suitable for various applications such as digital audio, instrumentation, and industrial controls.
Key features include:
1. Resolution: 12-bit, providing 4096 discrete output levels.
2. Dual Channel: Independent outputs for increased versatility.
3. SPI Interface: Supports standard Serial Peripheral Interface for easy integration.
4. Voltage Reference: Internal voltage reference for stable output.
5. Low Power Consumption: Ideal for battery-operated systems.
6. Compact Package: Available in an 8-pin SOIC package, saving board space.
7. Temperature Range: Supports operation from -40°C to +125°C, suitable for various environments.
The MCP4822T-E/SN is widely used in applications requiring precise voltage control, offering a balance of performance, power efficiency, and ease of use. Its SPI interface and small form factor make it a practical choice for embedded systems.
Key features include:
1. Resolution: 12-bit, providing 4096 discrete output levels.
2. Dual Channel: Independent outputs for increased versatility.
3. SPI Interface: Supports standard Serial Peripheral Interface for easy integration.
4. Voltage Reference: Internal voltage reference for stable output.
5. Low Power Consumption: Ideal for battery-operated systems.
6. Compact Package: Available in an 8-pin SOIC package, saving board space.
7. Temperature Range: Supports operation from -40°C to +125°C, suitable for various environments.
The MCP4822T-E/SN is widely used in applications requiring precise voltage control, offering a balance of performance, power efficiency, and ease of use. Its SPI interface and small form factor make it a practical choice for embedded systems.
Equivalent
The MCP4822T-E/SN is a 12-bit DAC from Microchip Technology. Equivalent products include:
1. Analog Devices AD5668 - Offers similar precision.
2. Texas Instruments DAC1220 - 12-bit resolution.
3. Maxim Integrated MAX5214/MAX5215 - High precision DACs.
4. Texas Instruments DAC7562 - Dual channel, 12-bit DAC.
These alternatives have similar features but verify pin compatibility and specific requirements before substituting.
1. Analog Devices AD5668 - Offers similar precision.
2. Texas Instruments DAC1220 - 12-bit resolution.
3. Maxim Integrated MAX5214/MAX5215 - High precision DACs.
4. Texas Instruments DAC7562 - Dual channel, 12-bit DAC.
These alternatives have similar features but verify pin compatibility and specific requirements before substituting.
Features
The MCP4822T-E/SN is a dual-channel, 12-bit Digital-to-Analog Converter (DAC) with an SPI interface. Key features include:
1. Resolution: 12-bit, allowing for precise analog output.
2. Output Voltage Range: Provides an output range from 0V to the reference voltage.
3. SPI Interface: Supports high-speed serial peripheral interface (SPI), ideal for integration with microcontrollers.
4. Channel Count: Dual-channel, enabling two independent DAC outputs.
5. Integrated Voltage Reference: Contains an internal reference of 2.048V for stable output.
6. Operating Voltage: Functions with a supply voltage range of 2.7V to 5.5V.
7. Settling Time: Fast settling time of 4.5 µs, suitable for dynamic applications.
8. Accuracy: Features low integral non-linearity (INL) and differential non-linearity (DNL).
9. Package: Available in an 8-pin SOIC package.
10. Low Power Consumption: Designed for efficient power use, suitable for battery-powered devices.
11. Temperature Range: It operates over an extended temperature range of -40°C to +125°C, making it suitable for industrial applications.
These features make it well-suited for applications requiring precise voltage output control.
1. Resolution: 12-bit, allowing for precise analog output.
2. Output Voltage Range: Provides an output range from 0V to the reference voltage.
3. SPI Interface: Supports high-speed serial peripheral interface (SPI), ideal for integration with microcontrollers.
4. Channel Count: Dual-channel, enabling two independent DAC outputs.
5. Integrated Voltage Reference: Contains an internal reference of 2.048V for stable output.
6. Operating Voltage: Functions with a supply voltage range of 2.7V to 5.5V.
7. Settling Time: Fast settling time of 4.5 µs, suitable for dynamic applications.
8. Accuracy: Features low integral non-linearity (INL) and differential non-linearity (DNL).
9. Package: Available in an 8-pin SOIC package.
10. Low Power Consumption: Designed for efficient power use, suitable for battery-powered devices.
11. Temperature Range: It operates over an extended temperature range of -40°C to +125°C, making it suitable for industrial applications.
These features make it well-suited for applications requiring precise voltage output control.
Pinout
The MCP4822T-E/SN is a 12-bit digital-to-analog converter (DAC) from Microchip Technology. It is part of the MCP4822 series, which features dual DACs in a single chip. The device comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.
The pin functions are as follows:
1. CS (Chip Select): Active low input to enable communication with the device.
2. SCK (Serial Clock Input): Input for clock signal to synchronize data transmission.
3. SDI (Serial Data Input): Input for serial data transfer.
4. VSS (Ground): Ground connection for the device.
5. VOUTA: Analog voltage output from DAC channel A.
6. VOUTB: Analog voltage output from DAC channel B.
7. VDD: Positive supply voltage for the device.
8. LDAC (Latch DAC Input): Optional input to control when the DAC outputs are updated.
The MCP4822T-E/SN provides high accuracy and low power consumption, making it suitable for various applications in analog signal processing.
The pin functions are as follows:
1. CS (Chip Select): Active low input to enable communication with the device.
2. SCK (Serial Clock Input): Input for clock signal to synchronize data transmission.
3. SDI (Serial Data Input): Input for serial data transfer.
4. VSS (Ground): Ground connection for the device.
5. VOUTA: Analog voltage output from DAC channel A.
6. VOUTB: Analog voltage output from DAC channel B.
7. VDD: Positive supply voltage for the device.
8. LDAC (Latch DAC Input): Optional input to control when the DAC outputs are updated.
The MCP4822T-E/SN provides high accuracy and low power consumption, making it suitable for various applications in analog signal processing.
Manufacturer
The MCP4822T-E/SN is manufactured by Microchip Technology Inc. Microchip Technology is a leading American company that designs and manufactures microcontrollers, mixed-signal, analog, and Flash-IP integrated circuits. The company provides a broad spectrum of semiconductor products for various embedded control applications. Known for its innovation and quality, Microchip serves a wide array of industries, including automotive, aerospace, consumer goods, and industrial sectors.
Application
The MCP4822T-E/SN is a dual 12-bit Digital-to-Analog Converter (DAC) designed for a variety of applications. It is commonly used in:
1. Industrial Automation: For precise control of actuators and sensors.
2. Instrumentation: In measurement systems requiring accurate signal conversion.
3. Data Acquisition Systems: Facilitates the conversion of digital data to analog for processing.
4. Audio Equipment: Used in audio signal processing for generating sound waves.
5. Communication Systems: Assists in modulation and signal processing tasks.
6. Consumer Electronics: In devices requiring fine-tuned analog output, such as set-top boxes or gaming consoles.
Its low power consumption and high accuracy make it suitable for these applications.
1. Industrial Automation: For precise control of actuators and sensors.
2. Instrumentation: In measurement systems requiring accurate signal conversion.
3. Data Acquisition Systems: Facilitates the conversion of digital data to analog for processing.
4. Audio Equipment: Used in audio signal processing for generating sound waves.
5. Communication Systems: Assists in modulation and signal processing tasks.
6. Consumer Electronics: In devices requiring fine-tuned analog output, such as set-top boxes or gaming consoles.
Its low power consumption and high accuracy make it suitable for these applications.
Package
The MCP4822T-E/SN is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) form.
