Document
Crystal Oscillator
Model Name NH26M26LB
www.DataSheet4U.com
Oven-Controlled Crystal Oscillator (OCXO) for Fixed Communication Equipment
n Main Application
l Mobile communication base station l Measuring instrument l Synthesizer l Exchanger l High-end router
n Features
l Compact. l Excellent rise characteristics. l Excellent phase noise characteristics. l Excellent aging characteristics.
n Specifications
Measurement condition Standard nominal frequency (MHz) Power supply voltage Power consumption Output level Load Duty Cycle (1/2Vcc) Operating temperature range Frequency stability Frequency warm-up characteristic +25°C three minutes after power is on Aging Based on frequency after 72 hours operation Based on frequency after 72 hours operation Frequency / temperature characteristic −10 to +70°C Power supply variation characteristics DC +5V±5% Frequency control characteristic 0 to +5 V, positive polarity Item Model NH26M26LB
10 DC +5V 3 W max. at the start and 1.3 W max. when stable (+25°C) HCMOS (VOL : 0.5V max., VOH : 4.5V min.) 15pF 40 to 60% −10 to +70°C ±50×10−9 max. ±2×10−9/day max. ±100×10−9/year max. ±10×10−9 max. ±5×10−9 max. ±1×10−6 min.
n Reference Value
Offset frequency
1 Hz 10 Hz 100 Hz 1k Hz 10k Hz
dBc/Hz
−80 max. −120 max. −140 max. −145 max. −150 max.
Phase noise (@10MHz)
The value of phase noise changes when the frequency changes.
n Dimensions
PIN Connections
#1 #2 #3 #4 #5 OUTPUT GND VCONT NC VCC
n List of Options
Operating temperature range Power supply voltage Nominal frequency (MHz) −40 to +70°C DC +3.3V 10 to 20
26max
Terminal number is not printed
For details of options, please feel free to contact our sales representatives.
#1 26max 0.65±0.5 13.67max STAND OFF (GRASS) 4POINT
#2
#3
n List of Ordering Codes
19.05±0.3
11.5±0.3
Frequency (MHz) 10
Ordering Code NH26M26LB-10M-NSA3426A
#5 5-φ0.8±0.1
11.5±0.3 #4 19.05±0.3 Tolerance ±0.5mm
The above frequencies are NDK’ s standard frequencies. Frequencies other than the above are available. Feel free to contact our sales representatives.
2±0.5
co42_080418_NH26M26LB_e1
.