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551SDCGI8 - Renesas Electronics

Description: The 551S is a low cost, high-speed single input to four output LVCMOS clock buffer. The 551S has best in class Additive Phase Jitter of sub 50 fsec.

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551SDCGI8 - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - DC/DCG8
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551SDCGI8 - Renesas Electronics  - 3D model - Small Outline Packages - DC/DCG8
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551SDCGI8 Details

  • Manufacturer Part Number:

    551SDCGI8

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Manufacturer Package Code:

    DCG8

  • Country Of Origin:

    Taiwan, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    6

  • Additional Feature:

    ALSO OPERATES AT 2.5V, 3.3V SUPPLY VOLTAGE

  • Family:

    551

  • Input Conditioning:

    STANDARD

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9022 mm

  • Load Capacitance (CL):

    5 pF

  • Logic IC Type:

    LOW SKEW CLOCK DRIVER

  • Max I(ol):

    0.01 A

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Number of True Outputs:

    4

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    3-STATE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Prop. Delay@Nom-Sup:

    4 ns

  • Propagation Delay (tpd):

    4 ns

  • Same Edge Skew-Max (tskwd):

    0.065 ns

  • Seated Height-Max:

    1.7272 mm

  • Supply Voltage-Max (Vsup):

    1.89 V

  • Supply Voltage-Min (Vsup):

    1.71 V

  • Supply Voltage-Nom (Vsup):

    1.8 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    3.8989 mm

  • fmax-Min:

    200 MHz

551SDCGI8 Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note (APL-AN-1201) for the 551SDCGI8, which includes thermal design considerations, such as thermal vias, heat sinks, and copper pours.
  • The 551SDCGI8 has an internal POR and BOD circuit. To implement POR, connect the VCC pin to a power supply and ensure a stable voltage. For BOD, set the BOD threshold voltage using the BODVOLT pin and monitor the BOD output pin (BODOUT) to detect brown-out conditions.
  • According to Renesas, the maximum allowed clock skew between the CPU clock and the external clock is 1.5 ns. Exceeding this value may cause system instability or errors.
  • The 551SDCGI8 has several low-power modes, including Sleep, Stop, and Hibernate. Configure these modes using the Power Management Controller (PMC) registers. Refer to the datasheet and user manual for specific register settings and mode transitions.
  • Renesas recommends using a crystal oscillator circuit with a 12 MHz crystal and a load capacitance of 18 pF to 22 pF for the external clock input. The oscillator circuit should be designed to provide a stable clock signal with minimal jitter.

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