Skip to main content
Renesas Electronics Corporation
FemtoClock™ Crystal-to-LVPECL/LVDS/LVCMOS Clock Generator

Package Information

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

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

Product Attributes

Pkg. TypeTQFP
Lead Count (#)32
Pb (Lead) FreeYes
Carrier TypeTray
Advanced FeaturesProgrammable Clock
C-C Jitter Max P-P (ps)50
Core Voltage (V)3.3
Divider Value2, 5, 5.2631, 6, 7, 8, 10.5, 14
Feedback Divider28 - 28
Feedback InputNo
Input Freq (MHz)25 - 25
Input TypeCrystal
Inputs (#)1
Length (mm)7
MOQ250
Moisture Sensitivity Level (MSL)3
Output Banks (#)5
Output Freq Range (MHz)25 - 25, 87.5 - 87.5, 50 - 50, 125 - 125, 100 - 100, 66.67 - 66.67, 133 - 133, 350 - 350
Output SignalingLVPECL
Output TypeLVPECL
Output Voltage (V)3.3
Outputs (#)6
Package Area (mm²)49
Pb Free Categorye3 Sn
Period Jitter Max P-P (ps)80
Pitch (mm)0.8
Pkg. Dimensions (mm)7.0 x 7.0 x 1.4
Prog. ClockYes
Prog. InterfaceParallel
Qty. per Carrier (#)250
Qty. per Reel (#)0
Reference OutputYes
Requires Terms and ConditionsDoes not require acceptance of Terms and Conditions
Spread SpectrumNo
Tape & ReelNo
Temp. Range (°C)0 to 70°C
Thickness (mm)1.4
Width (mm)7
Xtal Freq (KHz)25 - 25
Xtal Inputs (#)1

Description

The 843S2807 provides five banks of outputs and a reference clock. The banks can be enabled by using a common output enable pin. A 25MHz crystal is used to generate the 50MHz, 66.67MHz, 87.5MHz, 100MHz, 125MHz, 133MHz and 350MHz frequencies.