MAXIM INTEGRATED / ANALOG DEVICES DS1090U1 spread-spectrum oscillator
The DS1090U-1+ is a low-frequency, spread-spectrum oscillator designed for reduced electromagnetic interference in applications like switched-mode power supplies and microcontrollers. It features a resistor-programmed master oscillator, factory-set prescaler, and an external resistor-controlled dither circuit that spreads spectral energy to cut radiated emissions. Supporting output frequencies from 4 MHz to 8 MHz, it offers programmable dither percentage (0% to 8%) and rate (fMOSC/512, 1024, 2048, or 4096). Operating voltage ranges from 3V to 5.5V, with a temperature range of -40°C to 85°C. Its CMOS/TTL-compatible output, simple user programming, and stable frequency make it ideal for industrial, server, and embedded applications.
MAXIM INTEGRATED / ANALOG DEVICES DS1090U1 spread-spectrum oscillator Specifications:
Output Frequency Range: 4MHz to 8MHz
Dither Percentage Programmable: 0% to 8%
Dither Rate Dividers: fMOSC/512, 1024, 2048, 4096
Supply Voltage Range: 3V to 5.5V
Operating Temperature: -40°C to 85°C
Package: 8-pin μMAX
Master Oscillator Frequency: 4.0 to 8.0 MHz
Power-Up Time: 0.1 to 0.5 ms
CMOS/TTL Compatible Output
External resistor control for frequency selection
Low EMI with spread-spectrum clocking
Simple control via pins J0, J1, JCO, JC1 for dither settings
Voltage bias and dither circuit for spectral spreading
Precise frequency control using an external resistor
Designed for industrial, server, embedded, and control applications
Buy the Maxim DS1090U-1+ – Reliable Spread-Spectrum Oscillator for Industrial Applications
Enhance your electronic systems with the Maxim DS1090U-1+ spread-spectrum oscillator, offering programmable frequency from 4 to 8 MHz and adjustable dither up to 8%. Its EMI reduction features make it ideal for industrial, server, and embedded control applications. Easy to integrate with simple control pins for dither settings, it ensures stable operation across a wide temperature range. Use this cost-effective oscillator to improve electromagnetic compatibility and minimize radiated emissions in your designs. Purchase online today for reliable performance and easy installation.
Buy Maxim DS1090U-1+ now and experience reliable spread-spectrum clocking for EMI reduction in industrial and server applications.
Frequently Asked Questions
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