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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.

Low Skew 1 to 4 Clock Buffer

Package Information

CAD Model:View CAD Model
Pkg. Type:COL
Pkg. Code:CMG8
Lead Count (#):8
Pkg. Dimensions (mm):2.0 x 2.0 x 0.5
Pitch (mm):0.5

Environmental & Export Classifications

Moisture Sensitivity Level (MSL)1
Pb (Lead) FreeYes
ECCN (US)EAR99
HTS (US)8542.39.0090

Product Attributes

Lead Count (#)8
Carrier TypeReel
Moisture Sensitivity Level (MSL)1
Qty. per Reel (#)4000
Package Area (mm²)4
Pitch (mm)0.5
Pkg. Dimensions (mm)2.0 x 2.0 x 0.5
Reel Size (in)7
Qty. per Carrier (#)0
Pb (Lead) FreeYes
Pb Free Categorye4 NiPdAu
Temp. Range (°C)-40 to 85°C
Country of AssemblyMALAYSIA, THAILAND
Country of Wafer FabricationCHINA, TAIWAN
Additive Phase Jitter Typ RMS (fs)35
Core Voltage (V)1.8V, 2.5V, 3.3V
FunctionBuffer
Input Freq (MHz)200
Input TypeLVCMOS
Inputs (#)1
Length (mm)2
MOQ4000
Output Banks (#)1
Output Freq Range (MHz)200
Output Skew (ps)65
Output TypeLVCMOS
Output Voltage (V)1.8V, 2.5V, 3.3V
Outputs (#)4
Pkg. TypeCOL
Price (USD)$1.9125
Product CategoryClock Buffers & Drivers
Requires Terms and ConditionsDoes not require acceptance of Terms and Conditions
Tape & ReelYes
Thickness (mm)0.5
Width (mm)2

Description

The 651S is a low cost, high-speed single input to four output LVCMOS clock buffer that offers a best-in-class additive phase jitter of sub 50fs.