3HDF621-C-640.000 datasheet, PDF

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3HDF621-C-640.000: DescriptionLVDS Output Clock Oscillator, 640MHz Nom, ROHS COMPLIANT, SMD, 6 PIN; CategoryPassive components oscillator; File Size114KB，1 Pages; ManufacturerEuroquartz; Websitehttp://www.euroquartz.co.uk/; Environmental Compliance

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3HDF621-C-640.000 Overview

LVDS Output Clock Oscillator, 640MHz Nom, ROHS COMPLIANT, SMD, 6 PIN

3HDF621-C-640.000 Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Euroquartz
Reach Compliance Code	compliant
Other features	ENABLE/DISABLE FUNCTION; COMPLIMENTARY OUTPUT
maximum descent time	1 ns
Frequency Adjustment - Mechanical	NO
frequency stability	100%
Installation features	SURFACE MOUNT
Nominal operating frequency	640 MHz
Maximum operating temperature	70 °C
Minimum operating temperature	-10 °C
Oscillator type	LVDS
Output load	50 OHM
physical size	11.4mm x 9.6mm x 2.5mm
longest rise time	1 ns
Maximum supply voltage	3.465 V
Minimum supply voltage	3.135 V
Nominal supply voltage	3.3 V
surface mount	YES
maximum symmetry	55/45 %
Base Number Matches	1

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EURO

QUARTZ

11.4 x 9.6 x 2.5mm 6 pad SMD

DESCRIPTION

HDF62 series LVDS output oscillators cover the frequency range

38MHz to 640MHz. The design contains a high 'Q' fundamental

crystal and utilizes a low jitter multiplier circuit. Integrated phase jitter

is 0.5ps maximum.

SPECIFICATION

Frequency Range:

38.0MHz to 640.0MHz

Output Logic

LVDS

Phase Noise:

See table

Frequency Stability:

See table

Operating Temp Range

Commercial:

-10° to +70°C

Industrial:

-40° to +85°C

Input Voltage:

+2.5V or +3.3VDC ±5%

Output Logic

High '1' V

1.4V typical, 1.6V max.

Low '0' V

0.9V min., 1.1V typical

Differential Output Voltage V

247mV min., 355mV typ.,

454mV max. Output 1 - Output 2

: -50mV min., 50mV max.

Differential Output Error dV

Output Offset Voltage V

1.125V min., 1.20V typ., 1.375V max.

Offset Magnitude Error dV

0mV min., 3mV typ., 25mV max.

Rise/Fall Times:

0.7ns typical, 1.0ns max.

(20% to 80% of LVDS waveform)

Current Consumption (15pF load):

38MHz to 100MHz:

45mA max.

100.01 to 320MHz:

60mA max.

320.01 to 640MHz:

70mA max.

Load:

50W from each output

Start-up Time:

5ms typ., 10ms max.

Duty Cycle:

50%±5% (at 1.5V)

Drive Capability:

100 Ohms between outputs

Input Static Discharge Prot:

2kV min.

Storage Temperature Range:

-55°C to +150°C

Ageing:

±3ppm per year max., ±2ppm

thereafter. At T amb +25°C

Enable/Disable

No connection:

Both outputs enabled

Disable:

Both outputs are disabled when

control pad is taken below 0.3V

referenced to ground. Oscillator is

always 'on'. (Special request -

oscillator is off when disabled.)

Enable:

Both Outputs are enabled when

control pad is taken above 0.7 Vcc

referenced to ground.

ABSOLUTE MAXIMUM RATINGS

(Permanent

damage may be caused if operated beyond these limits.)

Supply Voltage Vdd:

+4.6VDC max.

Input Voltage Vi:

Vss -0.5 min., VDD +0.5V max.

Input Voltage Vo:

Vss -0.5 min., Vdd +0.5V max.

STABILITY OVER TEMPERATURE RANGE

Stability

±ppm

100

Temperature Range Order Code

°C

-10 to +70

-40 to +85

HDF62 LVDS OSCILLATORS

38.0MHz to 640.0MHz

OUTLINE & DIMENSIONS

PHASE NOISE

(156.250MHz)

Offset

10Hz

100Hz

1kHz

10kHz

100kHz

1MHz

10MHz

dBc/Hz

-62

-92

-120

-132

-128

-140

-150

JITTER

(156.520MHz)

Typ.

Max.

Integrated Phase Jitter: 0.4ps 0.5ps

(12kHz to 20MHz)

Period Jitter:

3.0ps 5.0ps

(RMS)

Period Jitter:

20ps 30ps

(peak to peak)

PART NUMBERS

HDF62 oscillator part numbers are derived as follows:

Example:

Supply Voltage

25 = 2.5VDC

3 = 3.3VDC

Series Designation

Package Style

621 or 622

Stability Code

(See table)

Frequency

3HDF621-A-250.000

EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE

Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk

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