DAC811KP

Product Overview

Category: Digital-to-Analog Converter (DAC)

Use: The DAC811KP is a high-speed, 12-bit digital-to-analog converter designed for various applications in the field of analog signal processing. It converts digital input signals into corresponding analog voltage outputs with high precision.

Characteristics: - High-speed conversion - 12-bit resolution - Low power consumption - Wide operating temperature range - Small package size - Easy integration into existing systems

Package: The DAC811KP is available in a 20-pin plastic dual in-line package (DIP). This package provides mechanical protection and facilitates easy mounting on printed circuit boards.

Essence: The essence of the DAC811KP lies in its ability to convert digital data into precise analog voltages, enabling accurate representation of digital signals in the analog domain.

Packaging/Quantity: The DAC811KP is typically sold in reels or tubes containing multiple units. The exact quantity per package may vary depending on the supplier.

Specifications

• Resolution: 12 bits
• Conversion Speed: Up to 100 MSPS (Mega Samples Per Second)
• Supply Voltage: 5V
• Power Consumption: 50mW (typical)
• Operating Temperature Range: -40°C to +85°C
• Output Voltage Range: 0V to Vref (typically 5V)
• Integral Non-Linearity (INL): ±1 LSB (Least Significant Bit)
• Differential Non-Linearity (DNL): ±0.5 LSB

Detailed Pin Configuration

The DAC811KP has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. VDD - Positive supply voltage
2. VSS - Ground reference
3. VREF - Reference voltage input
4. AGND - Analog ground
5. AOUT - Analog output voltage
6. D0-D11 - Digital input data lines
7. WR - Write control input
8. CS - Chip select input
9. LDAC - Load DAC input
10. CLR - Clear input
11. REFADJ - Reference voltage adjustment 12-20. NC - No connection

Functional Features

• High-speed conversion: The DAC811KP can convert digital input signals into analog outputs at a rate of up to 100 MSPS, allowing for real-time signal processing.
• Precise resolution: With its 12-bit resolution, the DAC811KP provides accurate representation of digital data in the analog domain, ensuring high fidelity signal reproduction.
• Low power consumption: The DAC811KP is designed to operate with low power consumption, making it suitable for battery-powered applications.
• Wide operating temperature range: It can function reliably in a wide range of temperatures, from -40°C to +85°C, making it suitable for various environments.
• Easy integration: The DAC811KP can be easily integrated into existing systems due to its small package size and compatibility with standard interfaces.

Advantages and Disadvantages

Advantages: - High-speed conversion capability - Accurate and precise analog output - Low power consumption - Wide operating temperature range - Easy integration into existing systems

Disadvantages: - Limited resolution compared to higher-end DACs - Requires external reference voltage for operation

Working Principles

The DAC811KP operates based on the principle of binary-weighted resistor networks. It uses a combination of resistors to generate precise voltage levels corresponding to the digital input code. These voltage levels are then combined to produce the desired analog output voltage.

Detailed Application Field Plans

The DAC811KP finds applications in various fields where accurate digital-to-analog conversion is required. Some of the key application areas include:

1. Audio Systems: The DAC811KP can be used in audio systems to convert digital audio signals into analog voltages, enabling high-quality sound reproduction.
2. Instrumentation: It is suitable for precision measurement instruments where accurate analog outputs are necessary for data acquisition and control.
3. Telecommunications: The DAC811KP can be utilized in telecommunications equipment for signal processing and modulation purposes.
4. Industrial Automation: It finds applications in industrial automation systems for controlling analog devices based on digital inputs.

Detailed and Complete Alternative Models

• DAC812KP: Similar to the DAC811KP but with 14-bit resolution.
• DAC813JP: A lower-speed version of the DAC811KP with 10-bit resolution.
• DAC814SP: A higher-speed variant of the DAC811KP with 16-bit resolution.

These alternative models offer different resolutions and speed capabilities, allowing users to choose the most suitable option for their specific requirements.

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