Crystal Oscillator SPXO

NEWS

NP2520SBE

RoHS Compliant Directive 2011/65/EU Directive(EU)2015/863

Pb free

Application

・Data center
・Optical Transceiver
・DSP clock

Features

・Differential Output SPXO
・Output Specification : LVDS
・Compact dimension : 2.5 x 2.0 x 0.74 mm
・Supply voltage : +1.8V / +2.5V / +3.3V
・High-frequency : 156 to 500 MHz
・High-precision : ±20ppm max (-40 to +105℃, including 10 years)
・Lead-free


*Reference: Technical information “Differential Output Crystal Oscillators for 156.25 MHz and 312.5 MHz Utilizing Photolithography Technology to Support Next-Generation Optical Communication from 800G to 1.6T”

Item Symbol Value Unit
Nominal frequency range fnom
156 ≤ F ≤ 500
MHz
Package size (L×W×H) - 2.5×2.0×0.74 mm
Supply voltage Vcc
+1.8
+2.5
+3.3
V
Current consumption ICC
Max. 32 (156 ≤ F < 220)
Max. 46 (220 ≤ F < 400)
Max. 48 (400 ≤ F ≤ 500) 
mA
Stand-by current IST
Max. 60
μA
Output specification -

LVDS

-
Load RL 100 Ω
Storage temperature range Tstr -55 to +125 ℃
Operating temperature range Topr
-40 to +105
℃
Overall frequency tolerance Δf/fnom
Max. ±20 Max. ±50
ppm
Output voltage VOD
+0.25 to +0.45
V
Output voltage ΔVOD
Max. 50
mV
Output voltage VOS
+0.65 to +0.85 (VCC=1.8V)
+1.15 to +1.35(VCC=2.5V,3.3V)
V
Output voltage ΔVOS
Max. 50
mV
Rise (tr), fall (tf) time tr/tf
Max. 0.35
ns
Symmetry SYM 45 to 55 %
Start-up time tsu
Max. 10
ms
Phase jitter tpj
70 (156 ≤ F < 220)
60 (220 ≤ F < 400)
60 (400 ≤ F ≤ 500) 
fs
Specification number -
NSC5479A (+1.8V)
NSC5479B (+2.5V)
NSC5479C (+3.3V)
NSC5478A (+1.8V)
NSC5478B (+2.5V)
NSC5478C (+3.3V)
-

Stand-by function

#1 PAD input #4, 5 PAD output
H Level (0.8 VCC to VCC) or OPEN Operating
L Level (0.2 VCC max) High impedance

External dimensions

Output Wave 1

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