186-1177-6749
Home > Product > Frequency Reference Products
STM-Rb-S Series Ultra-Thin Rubidium Clock
STM-Rb-S Series Ultra-Thin Rubidium Clock
  The STM-Rb-S series rubidium atomic clock is a thin and lightweight rubidium atomic frequency standard product that can be conveniently installed in a card-style chassis. The device is characterized by good short-term stability, small size, light weight, short lock time, low power consumption, and strong shock resistance.
Product features

1PPS Taming Function

Aging rate: <5E-12/day

Fast lock and tame, frequency accuracy better than 5E-11 within 300 seconds after power on

Ultra-thin card structure design, height 20mm

Wide temperature operation

Product Features

Specification name

Indicator parameters

Remark

RF Output

Frequency

10MHz

1 sine wave output, SMA interface

Output Power

11±2dBm

Load impedance 50Ω@10MHz

Factory accuracy

5E-11

+25℃

Short-term stability

Conventional model: 5.0E -12/1s; < 8.0E -12/10s; < 4.0E -12/100s

Professional model: 5.0E -12/1s; < 3.0E -12/10s; < 1.0E - 12 /100s

Phase Noise

Regular model:

1Hz ≤-95dBc/Hz

10Hz ≤-130dBc/Hz

100Hz ≤-145dBc/Hz

1kHz ≤-155dBc/Hz

Professional model:

1Hz ≤-100dBc/Hz

10Hz ≤-135dBc/Hz

100Hz ≤-150dBc/Hz

1kHz ≤-158dBc/Hz

Timekeeping accuracy

0.8us/24h

Frequency reproducibility

± 5 E-11

aging

±5.0E-1 2 /day

Harmonic

-40dBc

Spurious

-80dBc

Frequency Temperature Characteristics

5.0E -10(0℃ to 50℃)

1PPS output

Rise time

2ns

Pulse Width

500us ~ 500ms ( default 100ms )

Level

4.5V(1MΩ/15pF load)

PPS Taming

PPS Input

3.3 V to 5 V (TTL/LVTTL)

Taming accuracy

<1E-12

Power on for 2 hours, taming time is more than 1 day

Monitoring and Control

Frequency modulation accuracy

<5.0E-13

Adjustment range: ±1.0E-6

Lock Time

≤ 3 min.

+25°C

Condition Monitoring

Rubidium clock lock and discipline lock indication

High level lock

Low level unlock

Communication monitoring

RS-232

Supply voltage

Input voltage

+12~16VDC

Maximum current

1. 8 A (+25°C)

Steady-state current

0.6 A (+25°C)

Power supply interface

DB9 Male

environment

Operating temperature

-40 ~+ 60

Storage temperature

-55℃~+85℃

Relative humidity

≤85% non-condensing (working state)

Appearance

weight

150g

size

78.4mm×77.9mm×20mm


© 2023 Chengdu Synchronization Technology Co., Ltd  All rights reserved.


扫描识别二维码联系我们咨询