Steady-state power consumption(25℃):

```
150mW@3.3V
```

Short-term stability:

≤3.0E-10/1s
≤1.0E-10/10s
≤3.0E-11/100s

Semiatom chip scale atomic clock CPT module with compact, robust housing for precise, low-power timing in navigation, telecom and scientific systems.

ATOM33

CPT atomic clock

Steady-state power consumption(25℃):

```
≤3W@+5V
```

Short-term stability:

≤1.0E-10/1s
≤3.0E-11/10s
≤1.0E-11/100

ATOM31H

Rubidium Atomic Clock

Steady-state power consumption(25℃):

```
≤6W @5V, max current 3.6A
```

Short-term stability:

≤5.0E-11/1s
≤1.8E-11/10s
≤7.0E-12/100s
≤3.0E-12/1000s

Model	Features
ATOM45	Miniaturization	Ultra low power consumption
	UART serial communication	Pin compatible with SA.45s form factor
	Sine wave output available	External second synchronization and 1PPS output
ATOM33	Lightweight and miniaturized	+5V single power supply, low power consumption
	UART serial communication	Fully compatible with SA. 33
	External second synchronization and 1PPS output	TOD short message output
ATOM31H	+5V low voltage power supply	UART serial communication
ATOM31H	Compatible with SA.3x series pinout

As a leading atomic clock manufacturer in Germany, Semiatom GmbH develops and produces high-performance chip scale atomic clock solutions designed for applications where precise and reliable timing is critical. Combining deep technical know-how with continuous innovation, we deliver timekeeping products that support demanding use cases in navigation, communications, finance, aerospace, and scientific research around the world.

Key features of Semiatom GmbH CPT atomic clock

Ultra-high precision
Excellent long-term stability
Compact, robust design for easy integration
Low power consumption for energy-sensitive systems
Fast warm-up and quick lock time

High reliability and long operating life
Wide range of industrial and scientific applications
Advanced frequency control and tuning options
User-friendly electrical and software interface
Built on cutting-edge time-frequency technology