AD9834BRUZ-REEL7

Product Overview

Category

The AD9834BRUZ-REEL7 belongs to the category of integrated circuits (ICs) and specifically falls under the family of Direct Digital Synthesis (DDS) ICs.

Use

This product is primarily used in applications that require precise frequency synthesis, such as waveform generation, frequency modulation, and clock generation. It provides a flexible and accurate solution for generating various waveforms with high frequency resolution.

Characteristics

• High frequency resolution: The AD9834BRUZ-REEL7 offers a frequency resolution of up to 0.1 Hz, allowing for precise waveform generation.
• Wide frequency range: It supports frequencies ranging from 0 Hz to 12.5 MHz, making it suitable for a wide range of applications.
• Low power consumption: This IC operates at low power, making it energy-efficient and suitable for battery-powered devices.
• Small package size: The AD9834BRUZ-REEL7 comes in a compact 20-lead TSSOP package, enabling space-saving designs.

Package and Quantity

The AD9834BRUZ-REEL7 is available in a 20-lead TSSOP package. It is typically sold in reels containing a quantity of 250 units.

Specifications

• Frequency resolution: 0.1 Hz
• Frequency range: 0 Hz to 12.5 MHz
• Supply voltage: 2.3V to 5.5V
• Operating temperature range: -40°C to +85°C
• Total harmonic distortion (THD): <0.1% at 1 kHz

Pin Configuration

The AD9834BRUZ-REEL7 has a total of 20 pins. Here is the detailed pin configuration:

1. FSYNC: Frequency synchronization input
2. SCLK: Serial clock input
3. SDATA: Serial data input
4. RESET: Reset input
5. VDD: Positive power supply
6. DGND: Digital ground
7. AGND: Analog ground
8. OUT: Output signal
9. REFOUT: Reference clock output
10. VREF: Reference voltage input
11. FSADJ: Frequency scaling adjustment
12. MSB: Most significant bit
13. LSB: Least significant bit
14. CLKIN: External clock input
15. MCLK: Master clock input
16. PSEL0: Phase select bit 0
17. PSEL1: Phase select bit 1
18. PSEL2: Phase select bit 2
19. PSEL3: Phase select bit 3
20. VIO: I/O supply voltage

Functional Features

• Waveform generation: The AD9834BRUZ-REEL7 can generate various waveforms, including sine, square, and triangle waves.
• Frequency modulation: It supports frequency modulation techniques, allowing for the creation of complex modulated signals.
• Phase control: This IC provides precise phase control capabilities, enabling synchronization with external devices.
• Programmable frequency and phase registers: Users can easily program the desired frequency and phase values using the serial interface.

Advantages and Disadvantages

Advantages

• High frequency resolution enables accurate waveform generation.
• Wide frequency range caters to diverse application needs.
• Low power consumption makes it suitable for portable devices.
• Compact package size allows for space-efficient designs.

Disadvantages

• Limited output voltage swing may require additional amplification in certain applications.
• Lack of built-in digital-to-analog converter (DAC) may necessitate an external DAC for some use cases.

Working Principles

The AD9834BRUZ-REEL7 utilizes Direct Digital Synthesis (DDS) technology to generate precise waveforms. It employs a phase accumulator, frequency control word, and digital-to-analog converter (DAC) to produce the desired output waveform. The phase accumulator accumulates phase increments based on the frequency control word, which determines the output frequency. The DAC converts the digital signal into an analog voltage, resulting in the generated waveform.

Detailed Application Field Plans

The AD9834BRUZ-REEL7 finds applications in various fields, including:

1. Test and measurement equipment: Used for generating reference signals and test waveforms.
2. Audio equipment: Employed in audio synthesizers and tone generators.
3. Communications systems: Utilized for frequency modulation and clock generation.
4. Medical devices: Applied in medical imaging and diagnostic equipment.
5. Industrial automation: Used for controlling motor speed and generating precise timing signals.

Detailed and Complete Alternative Models

1. AD9833: Similar to the AD9834BRUZ-REEL7 but with a lower frequency range of 0 Hz to 5 MHz.
2. AD9837: Offers additional features such as on