X72 is suitable for providing high-precision time benchmark for GSM, CDMA and other mobile communication base stations, SONET / SDH Networks, time unified systems, test equipment and other systems.
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Frequency output
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Output 1
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Output 2
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Output 3
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Output 4
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Derived sine
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Master XO*
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Derived square wave*
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1pps*
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5,10,15MHz
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60MHz
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5,10,15MHz
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yes
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13MHz
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52MHz
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13MHz
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yes
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10.24MHz
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61.44MHz
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2.048MHz
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yes
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10.29MHz
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61.76MHz
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1.544MHz
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yes
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*: number
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Note:the x72 provide 4 outputs.Typical factory settings are shown abobe.Other standard teltcom frequencies are available.
All outputs are programmable to enabled or disabled.
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Sinusoidal output (for 10MHz)
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Power Supply
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7.8dBm±10% into 50Ω
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phase noise
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1Hz
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<-72dBc/Hz
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10Hz
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<-90dBc/Hz
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100Hz
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<-128dBc/Hz
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1kHz
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<-140dBc/Hz
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10kHz
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<-148dBc/Hz
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Spurious
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harmonic
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<-60dBc
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Non harmonic
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<-60dBc
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Digital output
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5V ACMOS
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Instability
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<10ps RMS
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stability
(Allan Deviation)
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t=1sec
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<3x10 -11
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t=10sec
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<1x10 -11
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t=100sec
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<3x10 -12
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Accuracy
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<±5x10 -11 ( 25 ℃ )
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Retrace
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<±2x10 -11 (on-off-on:24h,48h,12h@ 25 ℃ )
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Control range
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Digital input: ± 1x10 - 6 with granularity of 1x10 - 12
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Analog input: ± 1.5x10 - 9, 0-5V inti 50K Ω
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Hot start time
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Lock time
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5min (locking accuracy < 5x10 - 8)
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< 1x10 - 9 time
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7.5min
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Support voltage
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5VDC±10% or 10 to 32V
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heating
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17W max( -40 ℃ - 85 ℃ )
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work
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15W@ -40 ℃ ,10W@ 25 ℃ ,5W@ 85 ℃
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Voltage coefficient
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04.95v-05.05v: absolute value (DF / F) < 3x10 - 11 PP
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10.00v-32.00v: absolute value (DF / F) < 3x10 - 11 PP
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Emissions / sensitivity
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Meet the requirements of CE and FCC when using coaxial cable
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Test / status
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Self test (BIST)
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Acmos - service / fault - out of lock
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Serial:DSIP
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reliability
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Benign,ground
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MTBF:527,000hrs@ 40 ℃
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Environmental indicators
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working temperature
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-40 ℃ - 85 ℃
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Magnetic field range sensitivity
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dc(±2Gauss)<±4x10 -11 /Gauss
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humidity
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GR-CORE-63,<5 TO 90%,RH Non-condensing
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Vibration
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work
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GR-CORE-63, 4.5.2 /4,locked to 1.0g
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Storage and transportation
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temperature
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-55 ℃ - 100 ℃
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Shock / vibration
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GR-CORE-63 4.4.1 to 1.5g
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Physical index
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weight
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250g
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size
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89mmx76mmx 17.7mm
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volume
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124ml.
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application
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AP3
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ageing
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temperature coefficient
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temperature range
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performance
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day
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month
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year
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±4x10 -11
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±3x10 -10
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±1x10 -9
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<3x10 -9 over -40 ℃ to 85 ℃
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-40 ℃ to 85 ℃
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Meets GSM Specification,<5E-8
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