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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.

Authorized Distributors
Source:Newark
Part No:DS1090U-1+
Stock:221
Inv Date:06-05-2026
Price: Unit price: $3.59
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Source:DigiKey
Part No:DS1090U-1+
Stock:174
Inv Date:06-05-2026
Price: Unit price: $3.63
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Part No:DS1090U-1+
Stock:149
Inv Date:06-06-2026
Price: Unit price: $3.63
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Part No:DS1090U-1
Stock:0
Inv Date:06-06-2026
Price: N/A
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Part No:DS1090U-1+
Stock:35
Inv Date:06-06-2026
Price: N/A
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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

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES DS1090U1?

You can click on the BUY or RFQ button to purchase DS1090U1 from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part DS1090U1?

You can download the DS1090U1 datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of DS1090U1?

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