{"product_id":"function-generator-module-ad9833","title":"AD9833 Programmable DDS Waveform Function Generator Module","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe \u003cstrong\u003eAD9833 Programmable DDS Function Generator Module\u003c\/strong\u003e is a highly accurate, low-power waveform generator capable of producing high-quality sine, triangular, and square wave outputs. Utilizing Direct Digital Synthesis (DDS) technology and powered by an onboard 25MHz active crystal oscillator, this module offers exceptional frequency accuracy and phase control. It features a simple 3-wire SPI interface, making it highly compatible with microcontrollers like Arduino, ESP32, and STM32. Whether you are building custom test equipment, designing audio synthesizers, or creating sweep generators for frequency-response testing, the AD9833 delivers reliable signal generation in an ultra-compact footprint.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePeople also search for:\u003c\/strong\u003e AD9833 module, arduino function generator, DDS signal generator, sine wave generator spi, programmable waveform module, 12.5MHz signal generator.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain Chip:\u003c\/strong\u003e Analog Devices AD9833\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Waveforms:\u003c\/strong\u003e Sine, Square, and Triangle waves\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Range:\u003c\/strong\u003e 0 Hz to 12.5 MHz (Based on the 25MHz reference clock)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Resolution:\u003c\/strong\u003e 28-bit (approx. 0.1 Hz resolution with a 25MHz clock)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhase Resolution:\u003c\/strong\u003e 12-bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage (VCC):\u003c\/strong\u003e 2.3V to 5.5V DC (Compatible with 3.3V and 5V logic)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication Interface:\u003c\/strong\u003e 3-Wire SPI (Serial Peripheral Interface)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Impedance:\u003c\/strong\u003e ~200 Ohms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003ePinout \u0026amp; Example Code\u003c\/h5\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2132\/9029\/files\/Arduino_AD983_FuncGen.ino?v=1783405662\" target=\"_blank\" rel=\"noopener\"\u003eExample Code\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg alt=\"AD9833 Pinout diagram showing pins\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2132\/9029\/files\/AD9833-DDS-Signal-Generator-Module-pinout_480x480.jpg?v=1783405364\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eREF:\u003c\/strong\u003e REF is the reference voltage pin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVCC:\u003c\/strong\u003e VCC is the module’s power supply input pin (connects to +5v).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGND:\u003c\/strong\u003e GND is the ground pin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDAT:\u003c\/strong\u003e DAT is the SPI DATA input pin, hook it to the microcontroller’s (MOSI) pin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCLK:\u003c\/strong\u003e CLK is SPI CLOCK pin, hook it to the microcontroller’s SPI SCK pin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFNC:\u003c\/strong\u003e FNC is the SPI Slave Select (Slave Enable) pin, usually referred to as SS pin. It can be connected to any GPIO pin on your microcontroller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOUT:\u003c\/strong\u003e OUT is the output waveform signal’s pin.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eApplications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest \u0026amp; Measurement:\u003c\/strong\u003e Calibrating oscilloscopes, testing audio amplifiers, and circuit frequency response analysis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedical \u0026amp; Bio-Sensing:\u003c\/strong\u003e Generating excitation signals for bio-impedance measurements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunications:\u003c\/strong\u003e Frequency Shift Keying (FSK) and Phase Shift Keying (PSK) modulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Electronics:\u003c\/strong\u003e Synthesizing custom audio tones and designing DIY digital synthesizers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSweep Generation:\u003c\/strong\u003e Sweeping across frequencies to test filters and resonance circuits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003ePackage Includes\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e1 × AD9833 DDS Function Generator Module\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Tomson Electronics ","offers":[{"title":"Default Title","offer_id":48263033225454,"sku":"SEN-29137","price":1199.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2132\/9029\/files\/AD9833-DDS-Signal-Generator-Module.jpg?v=1783404323","url":"https:\/\/www.tomsonelectronics.com\/products\/function-generator-module-ad9833","provider":"Tomson Electronics ","version":"1.0","type":"link"}