NH25M22WB NIHON DEMPA KOGYO, NH25M22WB Datasheet

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NH25M22WB

Manufacturer Part Number
NH25M22WB
Description
Model Name Nh25m22wb Oven-controlled Crystal Oscillator Ocxo For Fixed Communication Equipment Crystal Oscillator
Manufacturer
NIHON DEMPA KOGYO
Datasheet
The value of phase noise changes when the frequency changes.
Crystal Oscillator
Model Name NH25M22WB
Nominal frequency (MHz)
Supply voltage [V
Power consumption (W)
Output voltage
Symmetry (%)
Load impedance (pF)
Operating temperature range (℃)
Frequency control range
Frequency change polarity
Item
n
n
n
n
Phase noise (at 19.2 MHz)
n
l Mobile communication
l Compact, with a low height.
l A surface-mount (SMD) package.
l Reflow soldering is possible.
l Excellent phase noise characteristics.
Stabilization time
Long-term frequency stability
Frequency/Temperature characteristics
Frequency/Voltage coefficient
Main Application
Features
Specifications
Reference Value
Dimensions
base station
#1
#7 #6
17.8 ± 0.1
22 ± 0.2
#2
CC
2.5
#5 #4
] (V)
#3
7.62 ± 0.1
Measurement condition
l Measuring instrument
l Synthesizer
at start
when stable (+25 °C)
at 1/2 V
Stabilization Time (Frequency Stability) within
±200 ×10
based on frequency after 60minutes operation.
Based on frequency after 30 days operation
Based on frequency after 30 days operation
−10 ℃ to +70 ℃
V
+1.4 ±1.4 V
CC
+3.3 V ±5 %
CC
l Excellent aging characteristics.
−9
after power on at +25°C ,
Terminal land connections
#1
#2
#3
#4
#5
#6
#7
Oven-Controlled Crystal Oscillator (OCXO) for Fixed Communication Equipment
l Exchanger
l High-end router
Tolerance ±0.2 mm
OUTPUT
V
GND
V
CONT
NC
NC
NC
CC
mm
Offset frequency
Model
100 Hz
10 kHz
10 Hz
1 kHz
1 Hz
For details of options, please feel free to contact
our sales representatives.
The above frequencies are NDK’ s standard frequencies.
Frequencies other than the above are available. Feel free to
contact our sales representatives.
Frequency
Power supply voltage [V
Nominal frequency range (MHz)
n
n
(MHz)
HCMOS level (V
19.2
List of Options
List of Ordering Codes
Max. ±100×10
NH25M22WB-19.2M-NSA3420A
Max. ±2×10
Max. ±20×10
NH25M22WB
Max. ±5×10
OL
Min. ±1×10
−10 to +70
+3.3 ±5 %
5 minutes
Max. 2.7
Max. 1.4
CC
Max. 0.4 V, V
40 to 60
Positive
19.2
] (V)
15
Ordering Code
−9
Max. −100
Max. −120
Max. −135
Max. −135
co55_090925_NH25M22WB_e
−9
/day
dBc/Hz
Max. −70
−6
−9
/year
−9
OH
10 to 20
Min. 2.4 V)
+5

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