NDK NSA3633A High precision temperature compensated crystal oscillator Datasheet

Crystal Oscillator
High Precision Temperature Compensated Crystal Oscillator (TCXO)
for STRATUM3
NT7050BB / NT7050BC
■ Main Application
● Stratum3
● SONET/SDH
● Basestation
■ Features
● Maximum Operating Temp. +105°C .
NT7050BB
(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 specification can be selected CMOS or Clipped Sine.
● Small size SMD package : (7.0×5.0×2.0mm)
● With Enable / Disable function. (Model Name : NT7050BC)
NT7050BC
■ Specifications
Model
Item
NT7050BB / NT7050BC
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 Specification
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
Max. ±0.28×10–6
Overall Frequency Tolerance *1
Max. ±4.6×10
Absolute Pull Range(APR) / Control Voltage [Vcont]
Max. ±0.5×10–6
–6
Max. ±5×10–6/+1.65V±1.65V
Enable / Disable Function *2
Enable : Min. 70%VCC or OPEN
Disable : Max. 30%VCC
*1 : Overall Frequency Tolerance includes Frequency/Temperature Characteristics, Initial Frequency tolerance, Frequency/Voltage Coefficient, Frequency/Load
Coefficient and Long-term Frequency Stability (15years).
*2 : NT7050BC
■ Dimensions
Model Name : NT7050BB
Model Name : NT7050BC
mm
mm
Terminal land connections
Terminal land connections
#2
GND
#3
OUTPUT
#4
VCC
7.0
#3
■ Specification Number
NT7050BB
NC
#8 Enable/Disable
NC
#4
GND
#9
VCC
#5
OUTPUT
#10
Vcont
-40 to +85℃ -40 to +105℃
CMOS
NSA3633B NSA3633D NSA3633F
Clipped Sine
NSA3633A NSA3633C NSA3633E
4×0.9
#5
#8
#7
2.54
#6
4.9
1.1
#9
1.27 1.27
3.2
#4
1.45
0.9
#1, #6: Please do not connect with these terminals.
#9: Please connect a 0.01 μF bypass capacitor near the Vcc terminal.
Please specify the model name, frequency, and specification number when you order products.
For further questions regarding specifications, please feel free to contact us.
Operating Temperature
Range -10 to +70℃
Output Specification
6×0.6
#2 #3
#10
5.08
#4: Please connect a 0.01μF bypass capacitor near the Vcc terminal.
Model
#7
#3
1.3
5.08
#1
1.2
3
3.2
1.2
0.9
1.5
0.9
#4
NC
1.27 1.27
1.5
#2
2.54
Land pattern (Typical)
1.4
6×0.8
3.68
#1
4×0.8
2.0
1.4
#6 Do not connect
#2
2.0
7.0
#1 Do not connect
Vcont
5.0
5.0
#1
Model
NT7050BC
Operating Temperature
Range -10 to +70℃
Output Specification
-40 to +85℃ -40 to +105℃
CMOS
NSA3634B NSA3634D NSA3634F
Clipped Sine
NSA3634A NSA3634C NSA3634E
1803B_NT7050BBBC_e
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