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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.

Features

  • 9 outputs LVCMOS PLL clock generator
  • 25-240 MHz output frequency range
  • Fully integrated PLL
  • Compatible to various microprocessors such as PowerQuicc II
  • Supports networking, telecommunications and computer applications
  • Configurable outputs: divide-by-2, 4 and 8 of VCO frequency
  • LVPECL and LVCMOS compatible inputs
  • External feedback enables zero-delay configurations
  • Output enable/disable and static test mode (PLL enable/disable)
  • Low skew characteristics: maximum 150 ps output-to-output
  • 32-lead LQFP package
  • 32-lead Pb-free Package Available
  • Ambient Temperature Range 0°C to +70°C
  • Pin & Function Compatible with the MPC951

Description

The MPC93H51 is a 3.3 V compatible, PLL based clock generator targeted for high performance clock distribution systems. With output frequencies of up to 240 MHz and a maximum output skew of 150 ps the MPC93H51 is an ideal solution for the most demanding clock tree designs. The device offers 9 low skew clock outputs. Each is configurable to support the clocking needs of the various high-performance microprocessors including the PowerQuicc II integrated communication microprocessor. The devices employs a fully differential PLL design to minimize cycle-to-cycle and long-term jitter.

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