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Renesas Electronics Corporation

Renesas’ Timing product portfolio has been acquired by SiTime.

Datasheets, documentation, and sample orders remain available on Renesas.com through late 2026. For new designs, purchasing, support, and product inquiries, visit SiTime.com or send an email to SalesClocks@sitime.com. Full transition to SiTime is expected by late 2026.

Features

  • 16-pin TSSOP package 
  • RoHS compliant packaging
  • No short pulses or glitches on output
  • Operates from 6 to 200 MHz
  • Low skew outputs
  • User controlled (-01) or automatic, timed mux switch (-02)
  • Ideal for systems with back-up or redundant clocks
  • Zero delay (input to output)
  • 50% output duty cycle allows duty cycle correction
  • SpreadSmartTM technology works with spread spectrum parts
  • Industrial temperature available

Description

The ICS581-02 is a glitch free, Phase Locked Loop (PLL) based clock multiplexers (mux) with zero delay from input to output. This device has four low skew outputs which can be configured as a single output, three outputs, or four outputs. The ICS581-02 has automatic switching between the two clock inputs. The ICS581-02 is a member of IDT’s ClockBlocksTM family of clock generation, synchronization, and distribution devices.
Part NumberStatusSamplesStockPackageLead Count (#)Temp. GradePb (Lead) FreeCarrier Type
581G-02ILFObsoleteN/AOut of StockTSSOP16#IYesTube
581G-02ILFTObsoleteN/AOut of StockTSSOP16#IYesReel
581G-02LFObsoleteN/AOut of StockTSSOP16#CYesTube
581G-02LFTObsoleteN/AOut of StockTSSOP16#CYesReel
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