NDK 9740C-10M

Crystal Oscillator
Model Name 9740C
Oven-Controlled Crystal Oscillator (OCXO) 9700 Series
 Main Application
Mobile communication base station
 Features
 Excellent phase noise characteristics. (Compared to NDK’ s existing products,
phase noise characteristics have improved by 10 dB with the offset frequency at 1
kHz or more.)
 Excellent aging characteristics.
 Specifications
9740C
Model
Classification
Item
Standard nominal frequency (MHz)
CDE01
BDE01
5
Power supply voltage [VCC] (V)
Power consumption (W)
Max. 4.5
Output level
Min. 1 mW (Min. 0 dBm) Min. 5 mW (Min. 7 dBm)
Load (Ω)
50
Frequency stability
Operating temperature range (℃)
+25 °C twenty minutes after power is on
Frequency warm-up characteristics Based on frequency after 60 minutes operation
Based on frequency after 48 hours operation
Aging
Based on frequency after 48 hours operation
Frequency / temperature characteristics −10 ℃ to +60 ℃
Power supply variation characteristics VCC +12 V ±10 %
Frequency control characteristics
Control polarity
10
+12 ±10 %
−10 to +60
Max. ±50×10−9
Max. ±0.5×10−9/day
Max. ±2×10−9/Day
Max. ±20×10 /year
Max. ±80×10−9/Year
−9
Max. ±20×10 −9
Max. ±2×10−9
+5.0 ±4.5 V
Min. ±0.3×10−6
Case code
Positive
Min. ±1.0×10−6
40C
*1 It is based on frequency after 48 hours operation.
 Reference Value
Offset frequency
Max. −150
Max. −150
Max. −155
 Dimensions
Max. −90
Max. −140
Max. −155
 List of Ordering Codes
40C
mm
PIN Connections
40.0 ± 1.0
#1
#2
#3
#4
#5
#1
40.0 ± 1.0
VCC
GND
VCONT
GND
OUTPUT
#2
24.5max
#5
Frequency
(MHz)
5
10
Ordering Code
9740C-5M-NSA3276A
9740C-10M-NSA3276B
The above frequencies are NDK’ s standard frequencies.
Frequencies other than the above are available.
Feel free to contact our sales representatives.
#3
30.48 ± 0.25
STAND OFF
(6POINTS)
(1)
Max. −120
Max. −140
10 kHz
6±1
Max. −130
100 Hz
1 kHz
5 - Φ0.8 ± 0.1
BDE01
Max. −100
10 Hz
Phase noise (dBc/Hz)
CDE01
1 Hz
#4
(20.32)
30.48 ± 0.25
Tolerance ±1.0 mm
co52_090121_9740C_e