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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.

LVPECL Frequency Synthesizer w/ Fanout Buffer

Package Information

CAD Model:View CAD Model
Pkg. Type:TQFP
Pkg. Code:PRG32
Lead Count (#):32
Pkg. Dimensions (mm):7.0 x 7.0 x 1.4
Pitch (mm):0.8

Environmental & Export Classifications

Moisture Sensitivity Level (MSL)3
Pb (Lead) FreeYes
ECCN (US)EAR99
HTS (US)8542.39.0090

Product Attributes

Lead Count (#)32
Carrier TypeReel
Moisture Sensitivity Level (MSL)3
Qty. per Reel (#)2000
Qty. per Carrier (#)0
Pb (Lead) FreeYes
Pb Free Categorye3 Sn
Temp. Range (°C)0 to 70°C
Advanced FeaturesProgrammable Clock
C-C Jitter Max P-P (ps)35
C-C Jitter Typ P-P (ps)23
Core Voltage (V)3.3
Divider Value2, 4
Feedback Divider1 - 511
Feedback InputNo
Input Freq (MHz)40
Input TypeCrystal, LVCMOS
Inputs (#)2
Length (mm)7
MOQ2000
Output Banks (#)1
Output Freq Range (MHz)62.5 - 350
Output SignalingLVPECL
Output Skew (ps)35
Output TypeLVPECL
Output Voltage (V)3.3V, 2.5V
Outputs (#)4
Package Area (mm²)49
Period Jitter Max P-P (ps)8
Pitch (mm)0.8
Pkg. Dimensions (mm)7.0 x 7.0 x 1.4
Pkg. TypeTQFP
Product CategoryGeneral Purpose Clocks
Prog. ClockYes
Prog. InterfaceSPI
Reel Size (in)13
Reference OutputNo
Requires Terms and ConditionsDoes not require acceptance of Terms and Conditions
Spread SpectrumNo
Tape & ReelYes
Thickness (mm)1.4
VCO Max Freq (MHz)700
VCO Min Freq (MHz)250
Width (mm)7
Xtal Freq (KHz)40
Xtal Inputs (#)1

Description

The 84314 is a general purpose quad output frequency synthesizer. When the device uses parallel loading, the M bits are programmable and the output divider is hard-wired for divide by 2 thus providing a frequency range of 125MHz to 350MHz. In serial programming mode, the M bits are programmable and the output divider can be set for either divide by 2 or divide by 4, providing a frequency range of 62.5MHz to 350MHz. The low cycle-cycle jitter and broad frequency range of the 84314 make it an ideal clock generator for a variety of demanding applications which require high performance.