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OCXO 10 MHz LVCMOS A 5 VOLT 25x25x13 mm B OCXO 10 MHz LVCMOS A 5 VOLT 25x25x13 mm B

OCXO 10 MHz LVCMOS A 5 VOLT 25x25x13 mm B

Hermetically sealed oscillator for best environmental immunity. Wide temperature range.
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OCXO10.0L50A252513B

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Specification for OCXO Part # OCXO10.0L50A252513B     Download datasheet

 

1. POWER SUPPLY CHARACTERISTICS (pin 5)

Item

Parameter

Condition

Min.

Typ.

Max.

Unit

Note

1.1

Supply voltage input

 

4.75

5.0

5.25

V

 

1.2

Supply current at power on

at 25˚C

 

720 / 6.6

800 / 4.2

mA / W

 

1.3

Supply current at steady state

at 25˚C

 

180 / 0.9

250 / 1.3

mA / W

In still air 5 min after power on

1.4

Supply current at steady state

at Min T

 

 

 

mA / W

In still air 5 min after power on

1.5

Supply current at steady state

at Max T

 

 

 

mA / W

In still air 5 min after power on

 

 

 

 

 

 

 

 

2. CONTROL VOLTAGE INPUT (pin 3)

2.1

Transfer slope

 

 

Positive

 

 

 

2.2

Input impedance

100        

 

 

kohm

 

2.3

Min frequency

@ Vc min

-2.4

 

-0.8

ppm

Vc min = 0V

2.4

Nom frequency

@ Vc nom

 -200

 

+200

ppb

Vc nom = 2.0 V

2.5

Max frequency

@ Vc max

 +0.8

 

+2.4

ppm

Vc max = 4.0 V

2.6

Tuning sensitivity

 

 

 1.0

 

ppb/mV

 

2.7

Tuning linearity

 

 -10

 

+10 

%

Deviation from a straight line fit

 

 

 

 

 

 

 

 

3. TEMPERATURE 

 

Min T

 

Max T

 

 

3.1

Temperature range

operating

 -40

 

+75

 

Deg C

3.2

Temperature range

storage

-55

 

+125

 

Deg C

 

 

OCXO 10 MHz LVCMOS 5.0 VOLT 25x25x13 mm

 

10MHz OCXO 
Oven Controlled Crystal Oscillator. 
Dimensions in mm

 

4A. OUTPUT SIGNAL FOR HCMOS, LVCMOS, CMOS (pin 1)

Item

Parameter

Condition

Min.

Typ.

Max.

Unit

Note

4.1

Load

 

 

15

 

pF

 

4.2

Output Level

VOH / VOL

> 3.0

 

< 0.3

V

 

4.3

Duty Cycle

 

45

 

55

%

 

4.4

Rise / Fall time

 

 

< 2.3

< 6.0

ns

 

4B. OUTPUT SIGNAL FOR SINEWAVE (pin 1)

4.5

Output Level

Sinewave

 

 

 

dBm

Load 50 ohm

4.6

Harmonics

 

 

 

 

dBc

 

4.7

Non harmonics

 

 

 

 

dBc

 

4.8 Short term stability Frequency domain, Phase Noise L(f)

4.8.1

Phase Noise @ offset frequency

1 Hz

 

-85 

 -80

dBc / Hz

1 h after power on and still air

4.8.2

Phase Noise @ offset frequency

10 Hz

 

 

-120

dBc / Hz

1 h after power on and still air

4.8.3

Phase Noise @ offset frequency

100 Hz

 

 

-140

dBc / Hz

1 h after power on and still air

4.8.4

Phase Noise @ offset frequency

1KHz

 

 

-145

dBc / Hz

1 h after power on and still air

4.8.5

Phase Noise @ offset frequency

10KHz

 

 

-150

dBc / Hz

1 h after power on and still air

4.8.6

Phase Noise @ offset frequency

100KHz

 

 

 

dBc / Hz

1 h after power on and still air

4.9 Short term stability Time domain, Allan Deviation sy(t)

4.9.1

Sample time (t)

0,1s

 

 

 

 

1 h after power on and still air

4.9.2

Sample time (t)

1.0s

 

< 4.E-11

< 5.E-11

 

1 h after power on and still air

4.9.3

Sample time (t)

10s

 

 

 

 

1 h after power on and still air

4.9.4

Sample time (t)

100s

 

 

 

 

1 h after power on and still air

 

 

 

 

 

 

 

 

5. FREQUENCY CHARACTERISTICS

5.1

Stability vs temperature

Min T/ Max T

-10

 

+10

ppb p-p

External Vc connected

5.2

Calibration accuracy

at 25˚C and Vc nom

-200

 

+200

ppb

At delivery, 30 min after power ON

5.3

Frequency retrace *

15 min after Power On

 -10

 

+10 

ppb

Value 15 min after power ON compared to frequency prior to power OFF

5.4

Warm up time

at Vc Nom and 25˚C

 

 

5

min

< ±10 ppb from final freq. after PO for 1hour

5.5

Long term stability (aging)

Per day

-0.5

 

+0.5

ppb

After 30 days of continues operation At 25˚C

5.6

Long term stability (aging)

First year

-100

 

+100

ppb

After 30 days of continues operation At 25˚C

5.7

Long term stability (aging)

After first year

-30

 

+20 

ppb

After 30 days of continues operation At 25˚C

5.8

Start up time

At 25˚C and Vc nom

 

 

 

s

From power on to 67 % of V out

5.9

Load change

Cl ± 10%

-2.0

±0.5

+2.0

ppb

 

5.10

Vcc change

Vcc ± 5%

-2.0

±1.0 

+2.0

ppb

 

* Retrace test precondition Power ON 24 h Power OFF 24 h and Vc nom and 25˚C.

 

6A. REFERENCE VOLTAGE 

6.1

Reference Voltage

 

 

 

 

V

 

6B. OVEN ALARM 

6.2

High level

 

 

 

 

V

Oven is ready (steady state)

6.3

Low level

 

 

 

 

V

Oven is warming up

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