Crystal Oscillator SPXO

NEWS

NP2520SAE

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 : LVPECL
・Compact dimension : 2.5 x 2.0 x 0.74 mm
・Supply voltage : +2.5V or +3.3V
・High-frequency : 156 to 500 MHz
・High-precision : ±20ppm max (-40 to +105℃, including 10 years)
・Ultra low phase jitter : Typ. 41 fs (@156.25 MHz, 3.3 V), Typ. 29 fs (@312.5 MHz, 3.3 V)
・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”

Related Documents

Data sheet

Taping and Reel

Mount condition

Measurement Circuit

Related Sites

Distributor Inventory

List of Online Distributors
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
＋2.5
＋3.3
V
Current consumption ICC
Max. 60 (156 ≤ F < 220)
Max. 69 (220 ≤ F < 400)
Max. 72 (400 ≤ F ≤ 500) 
mA
Stand-by current IST
Max. 60
μA
Output specification -

LVPECL

 -
Load RL 50 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 VOL
VCC-1.5
V
Output voltage VOH
VCC-1.1
V
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
Max. 70 (156 ≤ F < 220)
Max. 60 (220 ≤ F < 400)
Max. 50 (400 ≤ F ≤ 500) 
fs
Specification number -
NSC5477B (+2.5V)
NSC5477C (+3.3V)		 NSC5476B (+2.5V)
NSC5476C (+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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