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Crystal Oscillator
Model Name 9740C
n Main Application
Mobile communication base station
Oven-Controlled Crystal Oscillator (OCXO) 9700 Series
n Features
l 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.) l Excellent aging characteristics.
n Specifications
Item Output frequency (MHz) Operating temperature range Power supply voltage Consumption current Output level Load Aging Frequency / temperature characteristics Power supply variation characteristics Frequency control characteristic Frequency warm-up characteristic Case code *1 It is based on frequency after 48 hours operation.
3x10-7min/0.5 to +9.5V
-8
Model Classification
9740C CDE01
5 -10 to +60C DC+12V10% 4.5Wmax 1mWmin (0dBm min) 50 5x10-10max/day, 2x10-8max/year *1
-8
BDE01
10
5mWmin (+7dBm min)
2x10-9max/day, 8x10-8max/year *1
2x10 max/-10 to +60C 2x10-9max/DC+12V10% 1x10-6min/0.5 to +9.5V
5x10 max (+25C in 20 minutes after power is on) 40C
n Reference Value
Offset frequency
1 Hz
CDE01
-100 max. -130 max. -140 max. -150 max. -155 max.
BDE01
-90 max. -120 max. -140 max. -150 max. -155 max.
Phase noise dBc/Hz
10 Hz 100 Hz 1k Hz 10k Hz
n Dimensions
40C
40.01.0
n List of Ordering Codes
mm
PIN Connections
#1 #2 #3 #4 #5 VCC GND VCONT GND OUTPUT
Frequency (MHz) 5 10
Ordering Code 9740C-5M-NSA3276A 9740C-10M-NSA3276B
#1 40.01.0 STAND OFF
(6POINTS)
#2
#3 30.480.25
The above frequencies are NDK' s standard frequencies. Frequencies other than the above are available. Feel free to contact our sales representatives.
24.5max
61
(1)
#5
(20.32) 30.480.25
#4
5-0.80.1
Tolerance 1.0mm
co49_080418_9740C_e1

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