Tel : 0044 (0) 118 979 1238
Fax: 0044 (0) 118 979 1283
Email : info@actcrystals.com
ACTOCXO50
FEATURES
APPLICATIONS
■ Stability to ±0.003PPM
■ Low Aging
■ Compact Package
■ Measurement Equipment
SPECIFICATIONS
■
PCS / Cellular Base Station
■
■
■
Digital Switching
Synthesizer
SC Cut OCXO – Please enquire
Frequency Range
1.0 ~ 160MHz
Frequency Accuracy ( Adjustment 25°C) ±0.05 PPM (Centre control voltage)
Frequency Stability vs Temperature
See Table 1
Aging (AT Cut)
±0.001PPM/day, first year ±0.1PPM, 10 years ±1PPM
(SC Cut)
±0.001PPM/day, first year ±0.1PPM, 10 years ±1PPM
See Table 2
Output Type and Load Characteristics
Frequency Stability vs Load
Supply Voltage
Frequency Stability vs Voltage
Supply Consumption
Warm-up Time
±0.02PPM vs ±10% load change
+5.0VDC, +12.0VDC (3V3 Custom option )
±0.02PPM vs ±5% voltage change
4.0W (Max.) warm-up; 2.0W (Max.) static
±0.3PPM, <1 min.
Adjustable Frequency Range
Control Voltage Range
Slope
±7.0PPM
0~5V
Positive
Linearity
±10%
Phase Noise (10MHz SC-Cut)
1Hz, -80dBc/Hz
10Hz, -115dBc/Hz
100Hz, -135dBc/Hz
1kHz, -145dBc/Hz
10kHz, -150dBc/Hz
(Unit: mm)
Storage Temperature Range
-40~+100°C
PIN FUNCTION:
PIN1 – Voltage Control
FREQUENCY STABILITY vs TEMPERATURE – TABLE 1
( Applies to frequencies < 20MHz & to 12v0 supply. For frequencies >20MHZ & 3v3 & 5v0 Stabilities will be lower –Please enquire)
PIN 2 – Reference voltage / NC
PIN3 – Output
Frequency Stability vs Temperature
±0.01PPM (AT Cut)
Temperature Range
0 - +50°C
-20 - +70°C
PIN4 – GND
±0.03PPM (AT Cut)
±0.05PPM (AT Cut)
PIN5 – Power Supply
-40 - +75°C
OUTPUT TYPE AND LOAD CHARACTERISTICS – TABLE 2
Output
Waveform
Clipped Sine
Wave
Frequency Range
Oscillation State
Output Characteristics
8MHz - 30MHz
10MHz – 160MHz
F: Fundamental
O: Overtone
Load: 10kΩ/10pF
Output level: >1Vp-p
Load: Max. 10 low power consumption TTL gates
1MHz - 30MHz
10MHz – 160MHz
F: Fundamental “1” level: >+2.4VDC; “0” level: <+0.2VDC
TTL
O: Overtone
Duty cycle: 45/55
Rise/fall time: <6ns
Load: Max. 10 low power consumption TTL/HCMOS
1MHz - 30MHz
10MHz – 160MHz
F: Fundamental “1” level: >+4.3VDC; “0” level: <+0.5VDC
HCMOS
ACMOS
Sine Wave
O: Overtone
Duty cycle: 45/55
Rise/fall time: <6ns
Load: Max. 10 low power consumption TTL/ACMOS
1MHz - 30MHz
10MHz – 160MHz
F: Fundamental “1” level: >+4.3VDC; “0” level: <+0.5VDC
O: Overtone
Duty cycle: 45/55
Rise/fall time: <6ns
Load: Nominal value 50Ω
8MHz - 30MHz
10MHz - 160MHz
F: Fundamental Output level: >2dBm
O: Overtone Harmonic Attenuation: >-25dB
Noise Attenuation: >-60dB
Please note that all parameters cannot necessarily be specified in one device.
Customer to specify : Frequency, Output, Voltage, Stability, and Operating Temperature
In line with our ongoing policy of product improvement and evolvement the above specification may be subject to change without notice
IS9001:2000 Registered –
For quotations or further information, please contact us at :
Issue : 4 S8
Date 14/09/06
3 The Business Centre, Molly Millars Lane, Wokingham, Berkshire, RG41 2EY UK
http:/www.actcrystals.com
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