NDK NSC5176B High precision temperature compensated crystal oscillator Datasheet

Crystal Oscillator
High Precision Temperature Compensated
Crystal Oscillator (TCXO)for 5G and STRATUM3
NT7050BC
■ Main Application
● 5G
● Stratum3
● Network
● Basestation
■ Features
● Freq. / Temp. Characteristics : Max. ±0.1×10–6 /–40 to +105°C)
● Excellent phase noise characteristics : Typ. –97dBc/Hz@10Hz
● Output specification can be selected CMOS or Clipped Sine.
● With Enable / Disable function.
● 4 terminal type avalable.
■ Specifications
Model
Item
NT7050BC
Nominal Frequency Range (MHz)
10 to 40
Supply Voltage [VCC] (V)
+3.3 ± 5%
Current Consumption (mA)
Max. 10
Output Specification
CMOS
Clipped sine
Symmetry Min. to Max. (%)
40 to 60
Output Load Condition
15pF
10kΩ // 10 pF
Operating Temperature Range (°C)
–40 to +105
Storage Temperature Range (°C)
–55 to +125
Frequency/Temperature Characteristics
Max. ±0.1×10–6
Overall Frequency Tolerance *1
Max. ±4.6×10–6
Enable / Disable Function
Enable : Min. 70%VCC or OPEN
Specification Number
Disable : Max. 30%VCC
NSC5176B
NSC5176A
*1 : Overall Frequency Tolerance includes Frequency/Temperature Characteristics, Initial Frequency tolerance, Frequency/Voltage Coefficient, Frequency/Load
Coefficient and Long-term Frequency Stability (15years).
■ Dimensions
■ Phase Noise Characteristics
mm
Phase Noise Characteristic
Terminal land connections
#7
NC
#3
NC
#8 Enable/Disable
#4
GND
#9
VCC
#5
OUTPUT
#10
Vcont
4×0.9
#5
#8
#7
2.54
#6
1.1
#9
4.9
3.2
#4
1.3
#10
1.27 1.27
1.27 1.27
6×0.6
#2 #3
2.54
#1
6×0.8
4×0.8
2.0
7.0
#6 Do not connect
NC
#2
[dBc/Hz]
5.0
#1 Do not connect
1.45
0.9
#1, #6: Please do not connect with these terminals.
#9: Please connect a 0.01μF
μFbypass
bypasscapacitor
capacitor near
near the
the VVcc
terminal.
CC terminal.
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
-180
1
10
100
1K
10K
100K
1M
f [Hz]
Please specify the model name, frequency, and specification number when you order products.
For further questions regarding specifications, please feel free to contact us.
1803A_NT7050BC_e
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