Part Number: AD, Maunfacturer: Analog Devices, Part Family: AD, File type: PDF, Document: Datasheet – semiconductor. AD Complete DDS With Bit On-chip DAC FEATURES 5 V Power Supply 50 MHz Speed On-Chip COS Look-Up Table On-Chip Bit DAC Serial. frequency modulation can be performed with the AD Full data on the AD is available in the AD datasheet available from Analog Devices and.
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The package for this IC i. The model has not been released to general production, but samples may be available. Sample availability may be better than production availability. Other models listed in the table may still be available if they have a status that is not obsolete. Temperature Range This is the acceptable operating range of the device. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. As the prototype was built on the same board with my other experiments, and power supply was not filtered except the decoupling capacitor, output is a bit noisy.
All the magic smoke comes instantly out of a chip, and you have to start all over. Clearly, some sort of low-pass filtering is required to cut down the higher harmonics, and noise. A Information furnished by Analog Devices is believed to be accurate and reliable.
As you can see, the code is not a rocket science either. The end result is a crude DIP package. An Evaluation Board is a board engineered to show the performance of the model, the part is included on the board.
Frequently Asked Questions 1. Below are the scope captures of output signal at 30kHz and khz. Although the chip is designed for RF applications, it makes a good audio frequency sinewave generator, too. Evaluation Boards Pricing displayed is based on 1-piece. Pricing displayed is based on 1-piece. Once an order has been placed, Analog Devices, Inc.
AD Datasheet and Product Info | Analog Devices
The product is appropriate for new designs but newer alternatives may exist. At line is a subroutine that calculates a bit frequency word for a frequency given in variable F. One Technology Way, P. Clock rates of up to 50 MHz are supported. Modu-lation capabilities are provided for phase modulation and frequency modulation. In general, the xd9835 option for prototyping in my opinion is a ‘format conversion’.
Can be used to evaluation the AD also. Status Status indicates the current lifecycle of the product. A power-down bit allows the user to power down the AD when it is not in use, the power consumption reduceds to 1. Ask The Application Engineer— The specific part is obsolete and no longer available. It is important to note the scheduled dock date on the order entry screen.
View Detailed Evaluation Kit Information. Do filter the AVDD power supply, and keep the analog and digital grounds separated, connect them as9835 single point as close to power supply as possible. We do take orders for items that are not in stock, so delivery may be scheduled at a future date.
Please Select a Region. Clock rates of up to 50 MHz are supported. This is the date Analog Devices, Inc.
AD9835 Datasheet PDF
This can be one of 4 stages: The circuit is quite straightforward. Similar DDS products can be found at http: Simple Circuit Controls Stepper Motors.
Test and medical equipment. After you have soldered and visually examined the format converter, measure resistance from each pin against its neighbors to find any possible shorts. Phase and frequency selector pins are not used in this application, so they are tied to ground.
AD Datasheet(PDF) – Analog Devices
Pin Count Pin Count is the number of pins, balls, or pads on the device. The Sample button will be displayed if a model is available for web samples. Specifications subject to change without notice. Information furnished by Analog Devices is believed to be accurate and reliable. Synchronized Synthesizers Aid Multichannel Systems. The Purchase button will be displayed if model is available for purchase online at Analog Devices or one of our authorized distributors. I then stuck a wire into socket through the board, soldered and trimmed the wire.
Most orders ship within 48 hours of this date. This is how I usually do it. Modu- lation capabilities are provided for phase modulation and frequency modulation.
Package Description The package for this IC i. International prices may vary due to local duties, taxes, fees and exchange rates.