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Rubidium Oscillator

XHTF1031H Miniature Rubidium Oscillator

XHTF1031H Miniature Rubidium Oscillator

​ ◆ High-precision and stable atomic clock;
◆ Miniature and low power dissipation;
◆ Small form factor (standard OCXO pinout).

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FEATURES

◆ High-precision and stable atomic clock;

◆ Miniature and low power dissipation;

◆ Small form factor (standard OCXO pinout).


APPLICATION

◆ Stand-alone stable frequency source for audio equipment,smart grid and enterprise network infrastructure.

◆ It can be used for CDMA and WiMAX base station.

◆ Signal standard for various other communication and transmission applications.


SPECIFICATIONS

Frequency: 10MHz

Waveform: CMOS square wave

Logic level: 3.3V ACMOS

Output signal frequency accuracy: Better than ±5×10-11 at +25℃.

Lock time:

≤7min being locked typical +25℃;

≤15min being locked under -5℃.

Frequency - Temperature coefficient (Ambient temperature):

-5℃~+60℃, frequency change ≤8×10-10

+20℃~+40℃,frequency change ≤2×10-10.

Retrace: ≤2×10-11

Short-term stability:

1S ≤5×10-11

10S ≤1.8×10-11

100S ≤7×10-12

1000S ≤3×10-12

Long-term stability (frequency drifting):

≤5×10-12 day;

≤5×10-11 per month (design guarantee)

Ground magnetic effect: ≤×10-11

Phase to Noise (SSB):

10Hz ≤ -95dBc/Hz;

100Hz ≤ -125dBc/Hz;

1KHz ≤ -135dBc/Hz;

10KHz ≤ -140dBc/Hz.

Power Consumption:

Static consumption≤6W (@25℃);

Max. consumption≤18W (full temperature)

Frequency adjustment:

External electric level adjust ≥±1.5×10-9 (0V~5V) (impedance is higher than 10K)

Environment Suitability:

Power supply: +5Vdc±0.1Vdc

Operating temperature: -5℃~+60℃

Storage temperature: -55℃~+85℃

Ambient moisture:less than 95% (30℃).

Vibration Test:

Vibration (sine) Parameters

Vibration Direction

Frequency Range

Acceleration

Sweep Cycle Times

Scanned Speed

X

Y

Z

5Hz~100 Hz

1g

2

0.25 oct/min

MTBF>100,000 hours

Weight: ≤ 200g

External size: (50.8±0.5) mm × (50.8±0.5) mm × (25±0.5) mm (about 65cc)


EXTERNAL DIMENSION

1673495045881.jpg


Pin 1: Frequency Adjustment, input 0V~5V

Pin 2: Lock indication: locked 0V, unlocked 5V

Pin 3: 10MHz Output

Pin 4: Grounded

Pin 5: +5V power supply positive terminal

Pin 6: RXD LvTTL signal communication protocol’s RXD port

Pin 7: TXD LvTTL signal communication protocol’s TXD port


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    Tel: +86-28-61070147

    +86-28-87559167

    Mobile: +8613551050780
    E-mail: xrsisu@163.com
    Add: No.2 Building Guobin Base, Jinke East Rd, Jinniu District, Chengdu City, China.
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