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CPT Atomic Clocks

XHTF1040 CPT High Accuracy Atomic Clock

XHTF1040 CPT High Accuracy Atomic Clock

​ Miniature structure;
3.3V low power supply, 1.5V low consumption;
UART serial port communication;
Compatible with SA.45 pins

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Features

☆ Miniature structure;

☆ 3.3V low power supply, 1.5V low consumption;

☆ UART serial port communication;

☆ Compatible with SA.45 pins;

☆ 1PPS input synchronization and PPS output;

☆ TOD output.


Main Specifications

Output electric level

HCMOS EL

Frequency accuracy

<5E-11

Short term stability

3.0E-10/1S
1.0E-10/10S
3.0-11/100S

Phase Noise (SSB)

@10Hz

≤-90dBc/Hz

@100Hz

≤-120dBc/Hz

@1KHz

≤-135dBc/Hz

@10KHz

≤-145dBc/Hz

Frequency drifting

≤3E-11/day

Power supply

+3.2~+3.4Vdc

Warm up time (normal temp.)

≤5min locked

Repeatability

≤5E-11

Frequency Adjustment range

≥2E-8

1PPS input synchronization function

1PPS SYNC accuracy is better than ±50ns

PPS input disciplined accuracy

≤5E-12 (average value of 24 hours after one day discipline)

Holding performance

≤5μs (holding time difference of 24hours after one day discipline)

Operating temperature

-40℃~+70℃

Temperature accuracy

1E-9 (typical)

Storage temperature

-55℃~+85℃

MTBF

160,000 hours

Package

12 pins dual in-line package

External size

45*36*15 (mm3)

Weight

≤45g


1673495718166.jpg

External Configuration


1673495722782.jpg

Pins Connection


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