VFT8HF28S210.0M datasheet, PDF

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VFT8HF28S210.0M: DescriptionHCMOS/TTL Output Clock Oscillator; CategoryPassive components oscillator; File Size177KB，1 Pages; ManufacturerECM [ECM Electronics Limited.]

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VFT8HF28S210.0M Overview

HCMOS/TTL Output Clock Oscillator

VFT8HF28S210.0M Parametric

Parameter Name	Attribute value
Maker	ECM [ECM Electronics Limited.]
Reach Compliance Code	unknown
Ageing	0.0005 PPM/DAY
Maximum control voltage	4.1 V
Minimum control voltage
Frequency Adjustment - Mechanical	NO
frequency stability	0.02%
Frequency Stability - Voltage	0.005 ppm
input power	0.144 W
Installation features	THROUGH HOLE MOUNT
Nominal operating frequency	10 MHz
Maximum operating temperature	85 °C
Minimum operating temperature	-45 °C
Oscillator type	HCMOS/TTL
Output load	10 KOHM, 15 pF
Oven power supply voltage	12V
physical size	14.3mm x 9.27mm
Nominal supply voltage	12 V
surface mount	NO
Preheating power	2.4 W
Maximum warm-up time	0.33 Minute

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Micro Miniature OCXO

ECM VFT8 Series

Smallest OCXO Available

Extremely Low Power Consumption

Very Fast Warm-up

Low Phase Noise

Low Aging

Surface Mount Option (VFT8SM)

Parameter

Frequency Range

Frequency Stability

Aging per Day

Per Year

Allan Variance

SSB Phase Noise

10Hz

100Hz

10kHz

Retrace

G-sensitivity

Input Voltage

Input Current (Typ)

Steady state 25 C

Steady State -30 C

Start up Current

Load

Warm-up Time

Output Waveform

Control Voltage

Pulling Range

Deviation Slope

Setability

VFT8

4.80 to 50.0MHz

+/-100ppb max

5ppb max

5E-10

1E-7

1E-11

vs Temp

vs Supply

After 30Days

0.1s to 10s

-120dBc/Hz

-145dBc/Hz

-160dBc/Hz

+/-20ppb max

After 30 mins

+/-1ppb/G max

Worst Direction

5V +/-5%

12V Option

Vcc 5V

Vcc12V

25 mA

12 mA

35 / 20 max

70 mA

35 mA

100 mA

200 mA

10K ohm //15pF

35s typ to 0.1ppm

20s Vcc 12V

3.3V HCMOS /TTL Compatible

0V to 4.1V

+/-0.5ppm to +/-1ppm

from nominal

0.4ppm/V

monotonic positive

1.0V min 3.0V max

@ 25 C Fnom

12.7

9.27

14.3

10.9

6.35

7.62

15.2

7.62

Dimensions in mm

Vref

Tristate

Case

Gnd

O/P

6/7

N/C

Vcc

VFT8H A 17 L

2 10.0M

Temperature

0 C to 50 C

-10 C to 60 C

0 C to 70 C

-20 C to 70 C

-30 C to 70 C

-45 C to 85 C

Stability

17=

58=

28=

18=

59=

1x10

-8

5x10

-8

2x10

-8

1x10

-9

5x10

-z

Yx10

-7

Aging

1x10 /Day

-10

5x10 /Day

-10

2x10 /Day

-9

Supply

Frequency

12V

ECM Electronics Limited, Penmaen House, Ashington, West Sussex, RH20 3JR, UK

Tel: +44(0)1903 892810: Fax: +44(0)1903 892738. Email: ecm@ecmelectronics.co.uk

Although we have attempted to accurately reflect the products we market. ECM reserve the right without prior notice to

discontinue any product or make design changes we believe necessary.

Issue 2

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