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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 [email protected]. Full transition to SiTime is expected by late 2026.

Alternative(s) Available

Features

  • 5 banks of outputs:
    One single-ended LVCMOS reference clock output at: 25MHz
    Bank A: one single-ended (QA0) LVCMOS output at: 133MHz and one (QA1/nQA1) LVPECL output at: 66.67MHz, 100MHz and 125MHz
    Bank B: one (QB) LVCMOS output at: 50MHz
    Bank C: one (QC/nQC) differential LVPECL output at: 87.5MHz
    Bank D: one (QD/nQD) differential LVDS output at: 350MHz
  • Crystal input frequency: 25MHz
  • ±5% frequency margining
  • Full 3.3V operating supply
  • 0°C to 70°C ambient operating temperature(refer to Table 7 on page 11)
  • Available in lead-free (RoHS 6) package
  • For replacement part use 8T49N282B-dddNLGI

Description

The 843S2807 provides five banks of outputs and a reference clock. The banks can be enabled by using a common output enable pin. A 25MHz crystal is used to generate the 50MHz, 66.67MHz, 87.5MHz, 100MHz, 125MHz, 133MHz and 350MHz frequencies.

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