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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.

Low Skew,1-to-8 Differential/LVCMOS-to-LVCMOS Fanout Buffer

Package Information

CAD Model:View CAD Model
Pkg. Type:TSSOP
Pkg. Code:PGG24
Lead Count (#):24
Pkg. Dimensions (mm):7.8 x 4.4 x 1.0
Pitch (mm):0.65

Environmental & Export Classifications

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

Product Attributes

Lead Count (#)24
Carrier TypeReel
Moisture Sensitivity Level (MSL)1
Qty. per Reel (#)3000
Qty. per Carrier (#)0
Pb (Lead) FreeYes
Pb Free Categorye3 Sn
Temp. Range (°C)-40 to 85°C
Core Voltage (V)2.5V, 3.3V
FunctionBuffer, Multiplexer
Input Freq (MHz)350
Input TypeHCSL, HSTL, LVCMOS, LVDS, LVPECL, SSTL
Inputs (#)2
Length (mm)7.8
MOQ3000
Output Banks (#)1
Output Freq Range (MHz)350
Output Skew (ps)100
Output TypeLVCMOS
Output Voltage (V)2.5V, 3.3V
Outputs (#)8
Package Area (mm²)34.3
Pitch (mm)0.65
Pkg. Dimensions (mm)7.8 x 4.4 x 1.0
Pkg. TypeTSSOP
Product CategoryClock Buffers & Drivers, Clock Multiplexers
Reel Size (in)13
Requires Terms and ConditionsDoes not require acceptance of Terms and Conditions
Tape & ReelYes
Thickness (mm)1
Width (mm)4.4

Description

The 8308I is a low-skew, 1-to-8 Fanout Buffer. The 8308I has two selectable clock inputs. The CLK, nCLK pair can accept most differential input levels. The LVCMOS_CLK can accept LVCMOS or LVTTL input levels. The low impedance LVCMOS/ LVTTL outputs are designed to drive 50? series or parallel terminated transmission lines. The effective fanout can be increased from 8 to 16 by utilizing the ability of the outputs to drive two series terminated transmission lines. The 8308I is characterized for 3.3V core/3.3V output, 3.3V core/2.5V output or 2.5V core/2.5V output operation. Guaranteed output and part-part skew characteristics make the 8308I ideal for those clock distribution applications requiring well defined performance and repeatability.