NDK NH26M26LA Oven-controlled crystal oscillator (ocxo) for fixed communication equipment Datasheet

Crystal Oscillator
Model Name NH26M26LA
Oven-Controlled Crystal Oscillator (OCXO) for Fixed Communication Equipment
n Main Application
l Mobile communication base station
l Exchanger
l Measuring instrument
l High-end router
l Synthesizer
n Features
l Compact, with a low height.
l Excellent rise characteristics.
l Excellent phase noise characteristics.
l Excellent aging characteristics.
n Specifications
Model
Item
Measurement condition
Standard nominal frequency (MHz)
NH26M26LA
10
Power supply voltage
DC +3.3V
Power consumption
2.5 W max. at the start and 1.3 W max. when stable (+25°C)
Frequency stability
Output level
HCMOS (VOL : 0.4V max., VOH : 2.4V min.)
Load
1kΩ//5pF
Duty Cycle (1/2Vcc)
40 to 60%
Operating temperature range
0 to +70°C
±500×10−9 max.
Frequency warm-up characteristic +25°C five minutes after power is on
Aging
Based on frequency after 72 hours operation
±10×10−9/day max.
Based on frequency after 72 hours operation
±500×10−9/year max.
Frequency / temperature characteristic 0 to +70°C
±100×10−9 max.
Power supply variation characteristics DC +3.3V±5%
±20×10−9 max.
Frequency control characteristic 0 to +2.8V
±2.0×10−6 min.
n Reference Value
Offset frequency
dBc/Hz
1 Hz
Phase noise (@10MHz)
−65 max.
10 Hz
−95 max.
100 Hz
−120 max.
1k Hz
−125 max.
10k Hz
−130 max.
The value of phase noise changes when the frequency changes.
n Dimensions
n List of Options
Power supply voltage
PIN Connections
26max
#1
#2
#3
#4
#5
#1
#2
OUTPUT
GND
VCONT
NC
VCC
DC +5.0V
Nominal frequency (MHz)
10 to 20
For details of options, please feel free to contact
our sales representatives.
Terminal number is not printed
#3
11max
4POINT
5min
4.5min
5-Φ0.5±0.1
12.1
STAND OFF
(GRASS)
#5
18.4
19.05
n List of Ordering Codes
26max
#4
19.05
Frequency
(MHz)
Ordering Code
10
NH26M26LA-10M-NSA3424A
The above frequencies are NDK’ s standard frequencies.
Frequencies other than the above are available. Feel free to
contact our sales representatives.
Tolerance ±0.5mm
co41_080418_NH26M26LA_e1
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