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		453615 (mm³)
Weight		≤45g

External Configuration

Pins Connection

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CPT Atomic Clocks

XHTF1040 CPT High Accuracy Atomic Clock