VEMW576P33-320.0-3.0/0+50 datasheet, PDF

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VEMW576P33-320.0-3.0/0+50: DescriptionPECL Output Clock Oscillator, 320MHz Nom, PECL 7 X 5 X 2.8MM SMD, W GROUP VCTCXO; CategoryPassive components oscillator; File Size168KB，1 Pages; ManufacturerEuroquartz; Websitehttp://www.euroquartz.co.uk/; Environmental Compliance

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VEMW576P33-320.0-3.0/0+50 Overview

PECL Output Clock Oscillator, 320MHz Nom, PECL 7 X 5 X 2.8MM SMD, W GROUP VCTCXO

VEMW576P33-320.0-3.0/0+50 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	TRI-STATE; COMPLIMENTARY OUTPUT
Ageing	1 PPM/FIRST YEAR
Maximum control voltage	2.5 V
Minimum control voltage	0.5 V
maximum descent time	1.5 ns
Frequency Adjustment - Mechanical	NO
Frequency offset/pull rate	6 ppm
frequency stability	3%
Installation features	SURFACE MOUNT
Nominal operating frequency	320 MHz
Maximum operating temperature	50 °C
Minimum operating temperature
Oscillator type	PECL
Output load	50 OHM
physical size	7.0mm x 5.0mm x 2.8mm
longest rise time	1.5 ns
Nominal supply voltage	3.3 V
surface mount	YES
maximum symmetry	55/45 %
Base Number Matches	1

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EURO

QUARTZ

Miniature 7 x 5 x 2.8mm ceramic SMD package

Frequency range: 10.0MHz to 800.0MHz

Supply voltage 3.3 Volts

Low cost, low jitter for general applications

RoHS compliant

DESCRIPTION

EMW576P series TCXOs are packaged in a miniature 6 pad 7 x 5 x

2.8mm ceramic SMD package. With differential PECL output,

tolerances are available from ±1.0ppm over -30° to +75°C. The part

has a 0.01mF decoupling capacitor built in.

SPECIFICATION

Product Series Code

TCXO:

EMW576P

VCTCXO:

VEMW576P

Frequency Range:

10.0MHz to 800.0MHz

Output Waveform:

Differential PECL

Initial Calibration Tolerance:

<±2.0ppm at +25°±2°C

Standard Frequencies:

10.0, 12.8, 16.0, 19.44, 20.0,

27.0, 30.0, 32.768, 38.880, 40.0, 50.0, 54.0,

64.0, 65.5360, 77.76, 80.0, 100.0, 128.0,

155.520, 160.0, 200.0, 204.8, 311.04, 320.0,

409.6 and 622.080MHz (Partial

list)

Operating Temperature Range:

See table

Frequency Stability

(see

table)

vs. Ageing:

±1.0 ppm max. first year

vs. Voltage Change:

±0.3 ppm max. ±5% change

vs. Load Change:

±0.3 ppm max. ±10% change

vs. Reflow (SMD type):

±1.0ppm max. for one reflow

(Measured

after 24 hours)

Supply Voltage:

+3.3 Volts

Output Logic Levels

Logic High:

= 2.275V (min.)

= -1.025V (min.)

Logic Low:

= 1.680V (max.)

= -1.620V (max.)

Rise and Fall Times:

1.5ns typical

Duty Cycle:

50%±5%

Start-up Time:

5ms typical, 10ms max.

Current Consumption

10MHz to 25MHz:

65mA

25MHz to 100MHz:

85mA

100MHz to 800MHz:

115mA

Output Load:

50W to V

-2.0 Volts

Phase Jitter (RMS) (12kHz to 20MHz): 2.6ps typ., 4.0ps max for

155.520MHz

Storage Temperature:

-55° to +125°C

ENABLE/DISABLE FUNCTION

Pad 2 not connected: PECL and differential PECL outputs enabled.

Disable:

Referenced to Ground (threshold) Oscillator

is always on, buffer stage is disabled.

Disable current: 50mA max. (at 0.0V),

disable time 10ns max.

Enable:

Pad 2 >0.45VCC Ground (threshold) Enable

time 10ns plus one period of output freq.

FREQUENCY STABILITY OVER TEMPERATURE

EMW576P Series PECL TCXO

PECL 7 x 5 x 2.8mm SMD, 'W' Group Specification

EMW576P - OUTLINES AND DIMENSIONS

VEMW576P VOLTAGE CONTROL SPECIFICATION

Control Voltage:

Frequency Deviation:

Slope Polarity:

Linearity:

+1.5±1.0Volts

±6.0 ppm min. with Vcon = +1.5±1.0V

Positive

(increase of control voltage increases

output frequency.)

6% typical, 10% maximum

SSB PHASE NOISE at 25°C

Offset

Part =

EMW576P33

at 155.52MHz

(dBc/Hz)

at 622.08MHz

(dBc/Hz)

10Hz

-65

-55

100Hz

-95

-85

1kHz

-120

-109

10kHz

-125

-115

100kHz

-121

-110

PERIOD JITTER

Frequency (MHz)

RMS (typ.)

Peak to Peak

38.880

2.2ps

17.0ps

77.760

3.5ps

25.0ps

155.520

4.3ps

27.0ps

622.080

5.0ps

32.0ps

PART NUMBERING SCHEDULE

Example:

Stability (ppm)

0 ~ +50

-10 ~ +60

Temp.

Range (°C)

-20 ~ +70

-30 ~ +75

-40 ~ +85

±1.0

ASK

±2.0

±2.5

±3.0

ASK

±4.0

ASK

±5.0

EMW576P33-155.52-2.5/-30+75

= available, x = not available, ASK = call Technical Sales

Series Description

TCXO = EMW576P

VCTCXO = VEMW576P

Supply Voltage

33 = 3.3 VDC

Frequency (MHz)

Stability over OTR (±ppm)

Operating Temperature Range (OTR) (°C)

Lower and upper limits

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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