規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR) |
| ProductStatus | Active |
| NumberofBits | 10 |
| NumberofD/AConverters | 2 |
| SettlingTime | 4.5µs (Typ) |
| OutputType | Voltage - Buffered |
| DifferentialOutput | No |
| DataInterface | SPI |
| ReferenceType | External |
| Voltage-SupplyAnalog | 2.7V ~ 5.5V |
| Voltage-SupplyDigital | 2.7V ~ 5.5V |
| INL/DNL(LSB) | ±1, ±0.2 |
| Architecture | String DAC |
| OperatingTemperature | -40°C ~ 125°C |
| Package/Case | 14-TSSOP (0.173, 4.40mm Width) |
| SupplierDevicePackage | 14-TSSOP |
概述
Description
The MCP4912T-E/ST is a dual-channel, 10-bit digital-to-analog converter (DAC) from Microchip Technology. It is part of the MCP49XX series, designed for applications requiring precision analog voltage outputs. The DAC operates with a single 2.7V to 5.5V supply voltage and features a low power consumption, making it suitable for battery-powered devices.
Key features of the MCP4912T-E/ST include a fast settling time, a high-speed SPI-compatible serial interface, and rail-to-rail output. The precision of the output is enhanced by an integrated voltage reference buffer, which provides stability and accuracy. The device also supports a wide operating temperature range, making it versatile for various environmental conditions.
Applications for the MCP4912T-E/ST include instrumentation, industrial control, data acquisition systems, and communication equipment. Its compact size and low power requirements make it ideal for embedded systems that require reliable and accurate analog signal generation.
Key features of the MCP4912T-E/ST include a fast settling time, a high-speed SPI-compatible serial interface, and rail-to-rail output. The precision of the output is enhanced by an integrated voltage reference buffer, which provides stability and accuracy. The device also supports a wide operating temperature range, making it versatile for various environmental conditions.
Applications for the MCP4912T-E/ST include instrumentation, industrial control, data acquisition systems, and communication equipment. Its compact size and low power requirements make it ideal for embedded systems that require reliable and accurate analog signal generation.
Equivalent
The MCP4912T-E/ST is a 2-channel 10-bit DAC from Microchip. Equivalent products include:
1. LTC2632 - Dual 10-bit DAC by Analog Devices.
2. DAC102S085 - Dual 10-bit DAC by Texas Instruments.
3. AD5312 - Dual 10-bit DAC by Analog Devices.
These alternatives offer similar functionality in terms of channel count and resolution, but may vary in interface, package, and performance specifications. Always verify the specific requirements and features needed for your application.
1. LTC2632 - Dual 10-bit DAC by Analog Devices.
2. DAC102S085 - Dual 10-bit DAC by Texas Instruments.
3. AD5312 - Dual 10-bit DAC by Analog Devices.
These alternatives offer similar functionality in terms of channel count and resolution, but may vary in interface, package, and performance specifications. Always verify the specific requirements and features needed for your application.
Features
The MCP4912T-E/ST is a 10-bit Digital-to-Analog Converter (DAC) designed for low-power and high-performance applications. Key features include:
1. Resolution: 10-bit, providing 1024 discrete output levels.
2. Dual Channel: Allows for two separate DAC outputs, enhancing versatility for multiple applications.
3. SPI Interface: Utilizes a Serial Peripheral Interface (SPI) for communication, supporting clock speeds up to 20 MHz.
4. Rail-to-Rail Output: Offers full-scale output voltage range from 0V to VDD.
5. Low Power Consumption: Operates efficiently with a low power requirement, ideal for battery-powered devices.
6. 2.7V to 5.5V Supply Range: Compatible with a wide range of supply voltages, offering flexibility in various systems.
7. Extended Temperature Range: Supports operation from -40°C to +125°C, suitable for industrial and automotive environments.
8. Small Package: Available in a compact 14-pin TSSOP package, saving board space.
These features make the MCP4912T-E/ST a versatile choice for applications requiring precise analog signal generation.
1. Resolution: 10-bit, providing 1024 discrete output levels.
2. Dual Channel: Allows for two separate DAC outputs, enhancing versatility for multiple applications.
3. SPI Interface: Utilizes a Serial Peripheral Interface (SPI) for communication, supporting clock speeds up to 20 MHz.
4. Rail-to-Rail Output: Offers full-scale output voltage range from 0V to VDD.
5. Low Power Consumption: Operates efficiently with a low power requirement, ideal for battery-powered devices.
6. 2.7V to 5.5V Supply Range: Compatible with a wide range of supply voltages, offering flexibility in various systems.
7. Extended Temperature Range: Supports operation from -40°C to +125°C, suitable for industrial and automotive environments.
8. Small Package: Available in a compact 14-pin TSSOP package, saving board space.
These features make the MCP4912T-E/ST a versatile choice for applications requiring precise analog signal generation.
Pinout
The MCP4912T-E/ST is a dual-channel, 10-bit Digital-to-Analog Converter (DAC) from Microchip Technology. It is commonly used in applications requiring low-power and high accuracy.
The MCP4912T-E/ST is packaged in a 14-pin TSSOP (Thin Shrink Small Outline Package). The pin functions are as follows:
1. VDD: Power supply pin.
2. VREFA: Reference voltage for DAC channel A.
3. VREFA: Analog output for DAC channel A.
4. CS: Chip Select (Active Low) for SPI communication.
5. SCK: Serial Clock for SPI communication.
6. SDI: Serial Data Input for SPI communication.
7. LDAC: Latch DAC input; used to control when the DAC registers are updated.
8. SHDN: Shutdown pin; used to enable or disable the DAC.
9. VSS: Ground pin.
10. VREFB: Reference voltage for DAC channel B.
11. VOUTB: Analog output for DAC channel B.
12. NC: No Connection.
13. No Pin: Unused pin location for package symmetry.
14. NC: No Connection.
This compact DAC is suitable for precise and efficient digital-to-analog conversion tasks in various electronic circuits.
The MCP4912T-E/ST is packaged in a 14-pin TSSOP (Thin Shrink Small Outline Package). The pin functions are as follows:
1. VDD: Power supply pin.
2. VREFA: Reference voltage for DAC channel A.
3. VREFA: Analog output for DAC channel A.
4. CS: Chip Select (Active Low) for SPI communication.
5. SCK: Serial Clock for SPI communication.
6. SDI: Serial Data Input for SPI communication.
7. LDAC: Latch DAC input; used to control when the DAC registers are updated.
8. SHDN: Shutdown pin; used to enable or disable the DAC.
9. VSS: Ground pin.
10. VREFB: Reference voltage for DAC channel B.
11. VOUTB: Analog output for DAC channel B.
12. NC: No Connection.
13. No Pin: Unused pin location for package symmetry.
14. NC: No Connection.
This compact DAC is suitable for precise and efficient digital-to-analog conversion tasks in various electronic circuits.
Manufacturer
The MCP4912T-E/ST is manufactured by Microchip Technology Inc. Microchip Technology is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. The company is known for producing a wide array of semiconductors that are used in embedded control applications, offering products and solutions designed to help engineers create optimized designs. Their offerings serve various sectors, including automotive, industrial, consumer, aerospace, and defense, among others. The company's focus on innovation and quality has made it a prominent player in the semiconductor industry.
Application
The MCP4912T-E/ST is a dual-channel, 10-bit digital-to-analog converter (DAC) commonly used in various applications. Key areas include:
1. Industrial Automation: Used for precise control of actuators and sensors.
2. Data Acquisition Systems: Converts digital signals to analog for processing.
3. Instrumentation: Supports measurement and control equipment.
4. Consumer Electronics: Enables audio and video signal processing.
5. Communications: Involved in signal modulation and demodulation.
6. Control Systems: Provides analog outputs for feedback loops.
7. Medical Devices: Used in equipment requiring precise signal conversion.
Its versatility in generating analog signals from digital inputs makes it suitable for any application requiring reliable digital-to-analog conversion.
1. Industrial Automation: Used for precise control of actuators and sensors.
2. Data Acquisition Systems: Converts digital signals to analog for processing.
3. Instrumentation: Supports measurement and control equipment.
4. Consumer Electronics: Enables audio and video signal processing.
5. Communications: Involved in signal modulation and demodulation.
6. Control Systems: Provides analog outputs for feedback loops.
7. Medical Devices: Used in equipment requiring precise signal conversion.
Its versatility in generating analog signals from digital inputs makes it suitable for any application requiring reliable digital-to-analog conversion.
Package
The MCP4912T-E/ST is a 10-bit dual Digital-to-Analog Converter (DAC) from Microchip Technology, housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. It is designed for precision analog output applications, offering a compact solution with a standard surface-mount technology footprint.