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DAC8812IBPW
+BOMIC DAC 16BIT A-OUT 16TSSOP
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #DAC8812IBPW
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데이터시트 DAC8812IBPW DataSheet
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재고6734
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사양
| 속성 | 가치 |
| PartStatus | Active |
| DigiKeyProgrammable | Not Verified |
| NumberofBits | 16 |
| NumberofD/AConverters | 2 |
| SettlingTime | 500ns (Typ) |
| OutputType | Current - Unbuffered |
| DifferentialOutput | No |
| DataInterface | SPI |
| ReferenceType | External |
| Voltage-Supply,Analog | 2.7V ~ 5.5V |
| Voltage-Supply,Digital | 2.7V ~ 5.5V |
| INL/DNL(LSB) | ±2 (Max), ±1 (Max) |
| Architecture | Multiplying DAC |
| OperatingTemperature | -40°C ~ 85°C |
| Package/Case | 16-TSSOP (0.173", 4.40mm Width) |
| SupplierDevicePackage | 16-TSSOP |
| MountingType | Surface Mount |
| BaseProductNumber | DAC8812 |
개요
Description
Key specifications include a maximum output voltage range of 0 to VREF, with VREF typically set between 2.5V and 5V, and a high output update rate of up to 1 MSPS, enabling rapid signal changes. Communication is facilitated via a 3-wire serial interface, compatible with SPI, ensuring easy integration with microcontrollers and other digital devices.
The DAC8812IBPW operates with a low power consumption of approximately 1.5 mA, enhancing its utility in battery-powered applications. Additionally, it includes features like an internal reference option, programmable gain, and low noise operation, making it versatile for precision applications. With its compact package, it is ideal for space-constrained designs while delivering reliable performance.
Equivalent
Features
1. Resolution: 12 bits, providing 4096 distinct output levels.
2. Output Range: Configurable output ranges (0V to VREF or bipolar, depending on reference voltage).
3. Speed: Fast settling time, typically around 3 μs, ensuring quick response in applications.
4. Interface: Serial peripheral interface (SPI) for easy communication with microcontrollers and digital systems.
5. Power Supply: Operates with a single +2.7V to +5.5V supply, making it suitable for battery-powered applications.
6. Low Power Consumption: Consumes low power during operation, enhancing efficiency.
7. Integrated Reference: Includes an internal voltage reference for simplified design.
8. Package Options: Available in a TSSOP (Thin Shrink Small Outline Package) for compactness.
These features make the DAC8812IBPW ideal for applications in industrial automation, instrumentation, and consumer electronics, where precise voltage output is critical.
Pinout
Pin Count: 28 pins
Key Functions:
- VDD (Power Supply): Provides the necessary power to the device.
- AGND/DGND: Analog and digital ground connections.
- D0-D11: Data input pins for the 12-bit parallel data interface.
- LDAC: Load asynchronous control for updating the output.
- CS: Chip select to enable the device.
- SCLK: Serial clock input for synchronous data communication.
- VOUTA/VOUTB: The analog output pins corresponding to each DAC.
- Ref: Reference voltage input for DAC operation.
- RESET: Resets the DAC to a known state.
The DAC8812 is designed for precision applications requiring high accuracy and low noise in the output.
Manufacturer
Application
1. Industrial Automation: Process control and instrumentation.
2. Signal Generation: Function generators and waveform synthesis.
3. Communication Systems: Modulation and demodulation in RF applications.
4. Data Acquisition: Converting digital data to analog signals in measurement systems.
5. Audio Applications: High-fidelity audio signal processing.
6. Test Equipment: Calibration and simulation of analog signals.
Its features make it suitable for applications demanding high accuracy and stability in analog signal generation.