Crystal Oscillator
High Precision Oscillator (Twin-OCXO)
for Fixed Communication Equipment
NH14M09TA
Main Application
■
● Base stations for system mobile communications ● High-end router ● Synthesizer
● Measuring instrument ● Exchanger ● Optical transmission system
Features
■
● Compact and excellent temperature characteristics.
● Excellent long-term frequency stability.
● Excellent phase noise characteristics.
● Supports wide temperature range.
●
Hermetic sealing package for excellent environmental-proof performance.
Specifications
■
Model
NH14M09TA
Item
Nominal Frequency Range (MHz)
Nominal Frequency fnom (MHz)
Supply Voltage Vcc (V)
5 to 40
10, 12.8, 13, 19.2, 20, 25.6, 30.72, 38.88
+3.3
15
Load Impedance CL (pF)
Operating Temperature Range Topr (°C)
Storage Temperature Range Tstr (°C)
–20 to + 70
–40 to + 85
–40 to + 85
at start
when stable, at +25 °C
at +25°C, Vcont = Center, before shipment
Max. 2.0 (Typ. 1.3)
Max. 1.0 (Typ. 0.6)
Max. 500×10-9
Power Consumption PCC (W)
Frequency Tolerance Δf/fnom
Frequency/Temperature Characteristics Δf/f at Operating Temperature Range
Max. ±10×10–9
Max. ±10×10–9
Max. ±20×10–9
9
Frequency/Voltage Coefficient Δf/f
VCC ± 5%
Max. ±10×10–9 (Typ. ±5×10– )
Max. ±5×10–9 / day
Max. ±300×10–9 / year
Based on frequency after 30 days
operation
Long-term Frequency Stability Δf/f
Time within specified frequency tolerance
after power on at +25°C, based on
frequency after 60minutes operation.
9
Stabilization Time (min.)
Max. 3 / within ± 100×10–
Vcont = +1.5V±1.3V
Frequency Control Range Δf/f
Min. ±5×10–
6
Frequency Change Polarity
Linearity (%)
Positive
Typ. ±1
LVCMOS
Output Voltage
VOL : Max. +0.3 V
VOH : Min. +3.0 V
Symmetry (%)
at (VOH + VOL) / 2
45 to 55
Specification Number
NSA3540F
NSA3540E
NSC5070A
Dimensions
■
Reference Value
■
Offset
Frequency
dBc/Hz
mm
14.3
1 Hz
10 Hz
100 Hz
1 kHz
–75
Terminal land connections
Phase Noise
(at 10 MHz)
–100
–125
–150
–160
#1
Vcont
#2 DNC (Don’t connect)
#3
#4
GND
OUTPUT
10 kHz
#5 DNC (Don’t connect)
#6 VCC
Terminal numbers are not printed.
2.54 0.1
2.54 0.1
#1 #2 #3
We offer dedicated tool for evaluation of this product
#6 #5 #4
1.0 0.1
Please specify the model name, frequency, and specification number when
you order products.
For further questions regarding specifications, please feel free to contact us.
Tolerance ±0.3
It might be printed manegement code to the bottom.
Tolerance 0.3
1706E_NH14M09TA_e