HCD685/FSFT20.0MHZ datasheet, PDF

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HCD685/FSFT20.0MHZ: DescriptionSine Output Oscillator, 20MHz Nom; CategoryPassive components oscillator; File Size42KB，1 Pages; ManufacturerGolledge Electronics; Websitehttp://www.golledge.com/; Environmental Compliance

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HCD685/FSFT20.0MHZ Overview

Sine Output Oscillator, 20MHz Nom

HCD685/FSFT20.0MHZ Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Golledge Electronics
Reach Compliance Code	compliant
Ageing	0.02 PPM/YEAR
Frequency Adjustment - Mechanical	NO
frequency stability	0.005%
Frequency Stability - Voltage	0.001 ppm
input power	1.3 W
Manufacturer's serial number	HCD685
Installation features	THROUGH HOLE MOUNT
offset frequency	1 kHz
Nominal operating frequency	20 MHz
Maximum operating temperature	70 °C
Minimum operating temperature	-20 °C
Oscillator type	SINE
Output impedance	50 Ω
Output level	1.416 V
Oven power supply voltage	24V
phase noise	-155 dBc/Hz
physical size	50.8mm x 50.8mm x 24.5mm
Maximum supply voltage	24.5 V
Minimum supply voltage	23.5 V
Nominal supply voltage	24 V
surface mount	NO
Preheating power	10 W
Maximum warm-up time	2.25 Minute

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OCXO Sine Output - Fast Warm Up

Specifications

HCD685

Product

HCD685

Parameters

Frequency range:

5.0 ~ 20.0MHz

Ageing per day (at despatch):

< 1x10

-9

< 5x10

-10

< 2x10

-10

Frequency stability:

< 1x10

-7

per year (option D)

< 2x10

-8

per year (option F)

< 1x10

-9

per 10% change in V

< 5x10

-10

per 10% change in load

Temperature stability:

24.50

(max)

0.50

1.00Ø

40.64

5.60

Option

Codes

< 1x10

-8

< 5x10

-9

< 3x10

-9

Operating temperature range:

-10 to +60°C

-20 to +70°C

-40 to +70°C

Storage temperature range:

-40 to +90°C

Output waveform:

Sine wave, 7dBm (±1dBm) into 50

Other options to +13dBm max

Frequency adjustment:

±5x10

-7

(typ) over +0.5 to +7.0V

(sufficient for 10 years ageing min)

Stabilised +7.0V supply provided

Supply voltage (V

):+12V

(±0.5V)

+24V (±0.5V)

Other options from 12~30V

specify

40.64

50.80

specify

50.80

BOTTOM VIEW

CONNECTION

Freq adjustment

Ref voltage out

RF output

Ground

Supply

10k multi-turn

VOLTAGE CONTROL

Power consumption:

10.0W max at switch on

1.3W typ when stabilised at 25°C

Warm up:

< 1x10

-8

after 2.25mins at +25°C

Allan deviation (ADEV), 1 sec:

< 5x10

-13

over 1 sec (5.0MHz)

< 1x10

-12

over 1 sec (10.0MHz)

Close-in phase noise (@ 5.0MHz):

< -110 dBc/Hz @ 1Hz, <-135 @ 10Hz

< -123 dBc/Hz @ 1Hz, <-140 @ 10Hz

< -150 dBc/Hz @ 100Hz

Close-in phase noise (@ 10.0MHz):

< -95 dBc/Hz @ 1Hz, <-130 @ 10Hz

< -108 dBc/Hz @ 1Hz, <-135 @ 10Hz

< -145 dBc/Hz @ 100Hz

Far-out phase noise (all freqs):

< -155 dBc/Hz @ 1kHz

< -157 dBc/Hz @ 10kHz

< -157 dBc/Hz @ 100kHz

Harmonics:

Standard.

< -30dB wrt carrier

Optional - Please specify required code(s) when ordering

Scale 1:1

Features

Fast warm up

Temperature stability down to 3ppb

Single 12V supply (12V ~ 30V optional)

Standard US footprint & pin-out

“Best

in class” close-in phase noise option

Ordering Information

Part No, or product name + option codes + frequency

eg:

HCD685/FTFN 10.0MHz

Option code X (eg HCD685/X) denotes a custom specification.

Tel:

+44 1460 256 100

04 May 2011

Fax:

+44 1460 256 101

E-mail:

sales@golledge.com

Web:

www.golledge.com

HCD685/FSFT20.0MHZ Related Products

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Description	Sine Output Oscillator, 20MHz Nom	Sine Output Oscillator, 5MHz Nom	Sine Output Oscillator, 10MHz Nom	Sine Output Oscillator, 20MHz Nom	Sine Output Oscillator, 5MHz Min, 20MHz Max	Sine Output Oscillator, 20MHz Nom	Sine Output Oscillator, 10MHz Nom	Sine Output Oscillator, 10MHz Nom	Sine Output Oscillator, 5MHz Nom	Sine Output Oscillator, 5MHz Nom
Is it lead-free?	Lead free	Lead free	Lead free	Lead free	Lead free	Lead free	Lead free	Lead free	Lead free	Lead free
Is it Rohs certified?	conform to	conform to	conform to	conform to	conform to	conform to	conform to	conform to	conform to	conform to
Maker	Golledge Electronics	Golledge Electronics	Golledge Electronics	Golledge Electronics	Golledge Electronics	Golledge Electronics	Golledge Electronics	Golledge Electronics	Golledge Electronics	Golledge Electronics
Reach Compliance Code	compliant	compliant	compliant	compliant	compliant	compliant	compliant	compliant	compliant	compliant
Ageing	0.02 PPM/YEAR	0.02 PPM/YEAR	0.02 PPM/YEAR	0.02 PPM/YEAR	0.02 PPM/YEAR	0.02 PPM/YEAR	0.02 PPM/YEAR	0.02 PPM/YEAR	0.02 PPM/YEAR	0.02 PPM/YEAR
Frequency Adjustment - Mechanical	NO	NO	NO	NO	NO	NO	NO	NO	NO	NO
frequency stability	0.005%	0.005%	0.005%	0.005%	0.005%	0.005%	0.005%	0.005%	0.005%	0.005%
Frequency Stability - Voltage	0.001 ppm	0.001 ppm	0.001 ppm	0.001 ppm	0.001 ppm	0.001 ppm	0.001 ppm	0.001 ppm	0.001 ppm	0.001 ppm
input power	1.3 W	1.3 W	1.3 W	1.3 W	1.3 W	1.3 W	1.3 W	1.3 W	1.3 W	1.3 W
Manufacturer's serial number	HCD685	HCD685	HCD685	HCD685	HCD685	HCD685	HCD685	HCD685	HCD685	HCD685
Installation features	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT	THROUGH HOLE MOUNT
offset frequency	1 kHz	1 kHz	1 kHz	1 kHz	1 kHz	1 kHz	1 kHz	1 kHz	1 kHz	1 kHz
Maximum operating temperature	70 °C	60 °C	60 °C	60 °C	60 °C	70 °C	70 °C	70 °C	70 °C	70 °C
Minimum operating temperature	-20 °C	-10 °C	-10 °C	-10 °C	-10 °C	-40 °C	-40 °C	-20 °C	-20 °C	-40 °C
Oscillator type	SINE	SINE	SINE	SINE	SINE	SINE	SINE	SINE	SINE	SINE
Output impedance	50 Ω	50 Ω	50 Ω	50 Ω	50 Ω	50 Ω	50 Ω	50 Ω	50 Ω	50 Ω
Output level	1.416 V	1.416 V	1.416 V	1.416 V	1.416 V	1.416 V	1.416 V	1.416 V	1.416 V	1.416 V
Oven power supply voltage	24V	24V	24V	24V	24V	24V	24V	24V	24V	24V
phase noise	-155 dBc/Hz	-155 dBc/Hz	-155 dBc/Hz	-155 dBc/Hz	-155 dBc/Hz	-155 dBc/Hz	-155 dBc/Hz	-155 dBc/Hz	-155 dBc/Hz	-155 dBc/Hz
physical size	50.8mm x 50.8mm x 24.5mm	50.8mm x 50.8mm x 24.5mm	50.8mm x 50.8mm x 24.5mm	50.8mm x 50.8mm x 24.5mm	50.8mm x 50.8mm x 24.5mm	50.8mm x 50.8mm x 24.5mm	50.8mm x 50.8mm x 24.5mm	50.8mm x 50.8mm x 24.5mm	50.8mm x 50.8mm x 24.5mm	50.8mm x 50.8mm x 24.5mm
Maximum supply voltage	24.5 V	24.5 V	24.5 V	24.5 V	24.5 V	24.5 V	24.5 V	24.5 V	24.5 V	24.5 V
Minimum supply voltage	23.5 V	23.5 V	23.5 V	23.5 V	23.5 V	23.5 V	23.5 V	23.5 V	23.5 V	23.5 V
Nominal supply voltage	24 V	24 V	24 V	24 V	24 V	24 V	24 V	24 V	24 V	24 V
surface mount	NO	NO	NO	NO	NO	NO	NO	NO	NO	NO
Preheating power	10 W	10 W	10 W	10 W	10 W	10 W	10 W	10 W	10 W	10 W
Maximum warm-up time	2.25 Minute	2.25 Minute	2.25 Minute	2.25 Minute	2.25 Minute	2.25 Minute	2.25 Minute	2.25 Minute	2.25 Minute	2.25 Minute
Nominal operating frequency	20 MHz	5 MHz	10 MHz	20 MHz	-	20 MHz	10 MHz	10 MHz	5 MHz	5 MHz

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