AD7247ABRZ

Product Overview

Category: Integrated Circuit (IC)

Use: The AD7247ABRZ is a high-performance, 12-bit digital-to-analog converter (DAC) designed for various applications in the field of analog signal processing. It provides accurate conversion of digital data into analog signals with exceptional precision and speed.

Characteristics: - Resolution: 12 bits - Number of Channels: 1 - Output Type: Voltage - Interface Type: Serial - Supply Voltage: 2.7V to 5.5V - Operating Temperature Range: -40°C to +85°C

Package: The AD7247ABRZ is available in a small outline integrated circuit (SOIC) package, which ensures ease of integration into electronic systems. The package dimensions are 3.9mm x 4.9mm.

Essence: This DAC is an essential component in systems requiring precise analog output generation from digital data. It enables accurate control of analog signals, making it suitable for applications such as audio equipment, instrumentation, industrial automation, and communication systems.

Packaging/Quantity: The AD7247ABRZ is typically sold in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Resolution: 12 bits
• Monotonicity: Guaranteed
• Integral Nonlinearity (INL): ±1 LSB (maximum)
• Differential Nonlinearity (DNL): ±0.5 LSB (maximum)
• Output Voltage Range: 0V to Vref
• Reference Input Voltage Range: 2.5V to 5.5V
• Power Supply Rejection Ratio (PSRR): 80 dB (typical)
• Total Harmonic Distortion (THD): -70 dB (typical)
• Output Settling Time: 10 μs (maximum)

Detailed Pin Configuration

The AD7247ABRZ features a 16-pin SOIC package with the following pin configuration:

1. VDD: Power Supply
2. VREF: Reference Voltage Input
3. AGND: Analog Ground
4. DGND: Digital Ground
5. DIN: Serial Data Input
6. SCLK: Serial Clock Input
7. SYNC: Chip Select Input
8. LDAC: Load DAC Input
9. VOUT: Analog Output
10. REFOUT: Reference Output
11. NC: No Connection
12. NC: No Connection
13. NC: No Connection
14. NC: No Connection
15. NC: No Connection
16. VSS: Negative Power Supply

Functional Features

• High-resolution digital-to-analog conversion
• Serial interface for easy integration with microcontrollers and digital systems
• Low power consumption for energy-efficient operation
• Fast settling time for rapid response in dynamic applications
• Excellent linearity and accuracy for precise analog signal generation
• Wide operating voltage range for versatile compatibility

Advantages and Disadvantages

Advantages: - High resolution and accuracy - Low power consumption - Fast settling time - Easy integration with digital systems - Versatile operating voltage range

Disadvantages: - Limited to single-channel output - Requires external reference voltage

Working Principles

The AD7247ABRZ operates based on the principle of converting digital data into corresponding analog voltages. It utilizes an internal digital-to-analog conversion technique, which accurately translates the binary input data into analog voltage levels. The converted analog signal is then available at the VOUT pin for further processing or direct utilization.

Detailed Application Field Plans

The AD7247ABRZ finds extensive application in various fields, including but not limited to:

1. Audio Equipment: Used for digital audio signal processing, volume control, and equalization.
2. Instrumentation: Employed in precision measurement devices, data acquisition systems, and calibration equipment.
3. Industrial Automation: Integrated into control systems for precise analog output generation in industrial processes.
4. Communication Systems: Utilized for modulation, demodulation, and signal conditioning in wireless communication devices.

Detailed and Complete Alternative Models

1. AD5627RBRMZ: 12-bit DAC with dual-channel output and internal reference voltage.
2. AD5667RBCPZ-1RL7: 16-bit DAC with single-channel output and low power consumption.
3. AD5755-1ACPZ: 16-bit DAC with multiple-channel output and high-speed serial interface.

These alternative models offer similar functionality to the AD7247ABRZ and can be considered based on specific application requirements.

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