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AD9837BCPZ
+BOMClock Synthesizer / Jitter Cleaner Low Cost DDS IC.
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ManufacturerAnalog Devices
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Mfr. Part #AD9837BCPZ
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In Stock9319
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Specifications
| Attribute | Value |
| Standard Pack Qty | 5000 |
Overview
Description
The AD9837 features a frequency range up to 12.5 MHz with a 28-bit resolution, allowing precise frequency tuning. It has a simple 3-wire SPI interface for communication, facilitating easy integration into digital systems. The device also allows phase modulation and frequency sweeping, providing versatility in waveform generation tasks.
Housed in a compact LFCSP (Lead Frame Chip Scale Package), the AD9837 is ideal for applications in signal generation, modulation, and function synthesis. Its combination of low power consumption, high resolution, and flexibility makes it suitable for a variety of applications, including communication systems, test equipment, and audio applications.
Equivalent
Features
1. Frequency Range: It operates up to 12.5 MHz with a 28-bit resolution, allowing fine frequency tuning.
2. Power Efficiency: With a low operating current of about 4.5 mA and a power-down capability, it is well-suited for battery-powered applications.
3. Compact Package: The device is housed in a 10-lead LFCSP (Lead Frame Chip Scale Package), making it suitable for space-constrained designs.
4. Digital Interface: It includes a simple 3-wire SPI interface for communication with microcontrollers or DSPs.
5. Versatile Output: It can be configured to output various waveforms, making it suitable for use in modulation, sound synthesis, or function generator applications.
6. Supply Voltage: Operates on a single 2.3 V to 5.5 V power supply, providing flexibility in power supply design.
These features make the AD9837BCPZ an efficient choice for waveform generation in a variety of applications.
Pinout
1. SYNC: Used to frame the serial data input.
2. SDATA: Serial data input pin.
3. SCLK: Serial clock input used for clocking in the serial data.
4. FSYNC: Active low frame synchronization signal for the serial interface.
5. VDD: Positive power supply.
6. DGND: Digital ground.
7. AGND: Analog ground.
8. AVDD: Positive analog supply voltage.
9. CAP/2.5V: Decoupling capacitor pin for the 2.5V internal reference.
10. VOUT: Voltage output for the sine wave or other waveforms.
The AD9837 is primarily used for generating sine, triangular, or square wave outputs and is typically used in applications like waveform generation, signal processing, and communications.
Manufacturer
Application
1. Function Generators: For generating sine, triangular, or square waveforms.
2. Sensor Excitation: In systems requiring precise AC signals to excite sensors.
3. System Clock Generation: Providing stable clock signals for digital systems.
4. Frequency Stimulus/Waveform Generation: In communications systems for testing and analysis.
5. Phase Modulation and Demodulation: Useful in modulation schemes.
6. Signal Processing: In applications requiring precise waveform synthesis.
7. Medical Devices: For generating controlled waveforms in diagnostic equipment.
These diverse application areas leverage the AD9837BCPZ's ability to generate a wide range of frequencies with high precision and low power consumption.