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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.

Very Low Power Clock for Intel Netbooks

Package Information

CAD Model:View CAD Model
Pkg. Type:VFQFPN
Pkg. Code:NDG56
Lead Count (#):56
Pkg. Dimensions (mm):7.0 x 7.0 x 1.0
Pitch (mm):0.4

Environmental & Export Classifications

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

Product Attributes

Pkg. TypeVFQFPN
Lead Count (#)56
Pb (Lead) FreeYes
Carrier TypeReel
Country of AssemblyTAIWAN
Country of Wafer FabricationTAIWAN
C-C Jitter Max P-P (ps)85
Chipset ManufacturerIntel
Clock Spec.CK-NET
Core Voltage (V)1.5
Die FormNo
Freq. Accuracy Init. (± PPM)100
Input Freq (MHz)25 - 25
Input TypeCrystal
Inputs (#)1
Length (mm)7
MOQ2000
Moisture Sensitivity Level (MSL)3
Output Freq Range (MHz)14.318 - 14.318, 133.33 - 133.33, 167.67 - 167.67, 100 - 100, 200 - 200, 33.33 - 33.33, 25 - 25, 48 - 48, 96 - 96, 27 - 27
Output TypeLVCMOS, HCSL
Output Voltage (V)1.5V, 3.3V, 0.7V
Outputs (#)19
Package Area (mm²)49
Pb Free Categorye3 Sn
Pitch (mm)0.4
Pkg. Dimensions (mm)7.0 x 7.0 x 1.0
Qty. per Carrier (#)0
Qty. per Reel (#)2000
Reel Size (in)13
Reference OutputYes
Requires Terms and ConditionsDoes not require acceptance of Terms and Conditions
Spread SpectrumYes
Tape & ReelYes
Temp. Range (°C)0 to 70°C
Thickness (mm)1
Width (mm)7
Xtal Inputs (#)1

Description

The 9VRS4339 is an Intel CK-NET compatible main clock for Intel Netbooks, conforming to the CK-NET specification. It is driven with a 25MHz crystal and generates a variety of clocks, including an LCD clock. An SMBus interface allows full control of the device.