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Crystal Oscillator
High Precision Temperature Compensated Crystal Oscillator (TCXO)
for STRATUM3
NT7050BB
■ Main Application
● SONET/SDH
● Femtocell/Small cell Basestation
● Stratum3
■ Features
● Maximum Operating Temp. +105°C . (Freq. / Temp. Characteristics Max. ±0.5×10–6)
● Freq. / Temp. Characteristics Max. ±0.07×10–6 .(Operating Temp. Range-10 to +70°C)
● Low current consumption : Max. 6mA
● Output voltage can be selected CMOS or Clipped Sine.
● Small size SMD package : (7.0×5.0×2.0mm)
■ Specifications
Model
Item
NT7050BB
Nominal Frequency (MHz)
Supply Voltage [VCC] (V)
10 to 26
10 to 40
10 to 25
+3.3 ± 2%
+3.3 ± 5%
+3.3 ± 5%
Current Consumption (mA)
Max. 6
Output Voltage
CMOS or Clipped sine
Symmetry Min. to Max. (%)
40 to 60
Output Load Condition
15pF or 10kΩ // 10 pF
Operating Temperature Range (°C)
–10 to +70
–40 to +85
Storage Temperature Range (°C)
–40 to +105
–55 to +125
Frequency/Temperature Characteristics
Max. ±0.07×10–6
Overall Frequency Tolerance *1
Max. ±0.28×10–6
Max. ±0.5×10–6
Max. ±4.6×10–6
Absolute Pull Range(APR) / Control Voltage [Vcont]
Max. ±3×10–6/+1.65V±1.65V
*1 : Overall Frequency Tolerance includes Frequency/Temperature Characteristics, Initial Frequency tolerance, Frequency/Voltage Coefficient, Frequency/Load
Coefficient and Long-term Frequency Stability (15years).
■ Dimensions
■ Specification Number
mm
5.0
Terminal land connections
7.0
#1
Vcont
#2
GND
#3
OUTPUT
#4
VCC
3.68
-40 to +85°C -40 to +105°C
NSA3633D
NSA3633F
1.5
-40 to +85°C -40 to +105°C
NSA3633C
NSA3633E
1.5
1.2
1.2
3
3.2
#3
NSA3633A
Land pattern (Typical)
1.4
#2
5.08
NSA3633B
Operating Temperature Range (°C) -10 to +70°C
0.9
#4
Operating Temperature Range (°C) -10 to +70°C
Specification Number
Specification Number
0.9
#1
Output Voltage: CMOS
Output Voltage : Clipped Sine
2.0
1.4
Please specify the model name, frequency, and specification number when you
order products.
For further questions regarding specifications, please feel free to contact us.
5.08
#4: Please connect a 0.01μF bypass capacitor near the Vcc terminal.
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