VEMW42GT33-800.0-1.5/0+50 datasheet, PDF

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VEMW42GT33-800.0-1.5/0+50: DescriptionHCMOS Output Clock Oscillator, 800MHz Nom, ROHS COMPLIANT, MINIATURE, SMD, 4 PIN; CategoryPassive components oscillator; File Size132KB，1 Pages; ManufacturerEuroquartz; Websitehttp://www.euroquartz.co.uk/; Environmental Compliance

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VEMW42GT33-800.0-1.5/0+50 Overview

HCMOS Output Clock Oscillator, 800MHz Nom, ROHS COMPLIANT, MINIATURE, SMD, 4 PIN

VEMW42GT33-800.0-1.5/0+50 Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Euroquartz
Reach Compliance Code	compliant
Is Samacsys	N
Ageing	1 PPM/FIRST YEAR
Maximum control voltage	2.5 V
Minimum control voltage	0.5 V
maximum descent time	1.2 ns
Frequency Adjustment - Mechanical	YES
Frequency offset/pull rate	6 ppm
frequency stability	1.5%
Installation features	SURFACE MOUNT
Nominal operating frequency	800 MHz
Maximum operating temperature	50 °C
Minimum operating temperature
Oscillator type	HCMOS
Output load	15 pF
physical size	11.4mm x 9.6mm x 2.5mm
longest rise time	1.2 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 11.4 x 9.6 x 2.5mm SMD package

Frequency range: 200.01MHz to 800.0MHz

Supply voltage 3.3 Volts

Frequency stability from ±1ppm over -30 to +75°C

RoHS compliant

EMW42GT Series TCXO

HCMOS 4 pad SMD, 'W' Group

EMW42GT - OUTLINES AND DIMENSIONS

DESCRIPTION

EMW42GT series TCXOs are packaged in a 4 pad SMD package with

trimmer. With squarewave (CMOS) 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:

VCTCXO:

Frequency Range:

Output Waveform:

Initial Calibration Tolerance:

Standard Frequencies:

EMW42GT

VEMW42GT

200.01MHz to 800.0MHz

Squarewave, HCMOS

<±2.0ppm at +25°±2°C

200.0, 204.8, 311.04, 400.0,

409.6 and 622.08MHz

(Partial

list)

±3ppm minimum

(see

table)

(see

table)

±1.0 ppm max. first year

±0.3 ppm max. ±5% change

±0.3 ppm max. ±10% change

±1.0ppm max. for one reflow

(Measured

after 24 hours)

+3.3 Volts

Logic High: 90% Vdd min.

Logic Low: 10% Vdd max.

65mA max. (Freq.

dependant)

1.2ns typical

50%±5%

5ms typical, 10ms max.

See table below

15pF

-55~+125°C

Mechanical Frequency Tuning:

Operating Temperature Range:

Frequency Stability

vs. Ageing:

vs. Voltage Change:

vs. Load Change:

vs. Reflow (SMD type):

Supply Voltage:

Output Logic Levels:

Current Consumption:

Rise and Fall Times:

Duty Cycle:

Start-up Time:

Current Consumption:

Output Load:

Storage Temperature:

VEMW42GT VOLTAGE CONTROL SPECIFICATION

Standard = +1.5±1.0Volts for all input

voltages.

(Contact technical sales if

+2.5±2.0 Volts is required.)

Frequency Deviation: ±6.0 ppm min. (Vcon = +4.5V±1.0V)

Slope Polarity:

Positive

(increase of control voltage increases

output frequency.)

Input Impedance:

2M minimum

Modulation Bandwidth: 25kHz minimum

Linearity:

±10% maximum

Control Voltage:

SSB PHASE NOISE at 25°C

Offset

10Hz

-50

100Hz

-77

1kHz

-102

10kHz

-115

100kHz

-108

FREQUENCY STABILITY

Stability (ppm)

0 ~ +50

-10 ~ +60

Temp.

Range (°C)

-20 ~ +70

-30 ~ +75

-40 ~ +85

±0.5

ASK

±1.0

±1.5

±2.0

ASK

±2.5

ASK

±3.0

Part =

EMW42GT33

at 622.080MHz

(dBc/Hz)

PART NUMBERING SCHEDULE

Example:

EMW42GT33-409.60-2.5/-30+75

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

Series Description

TCXO = EMW42GT*

VCTCXO = VEMW42GT

Supply Voltage

33 = 3.3 VDC

Frequency (MHz)

Stability over OTR (±ppm)

Operating Temperature Range (OTR) (°C)

Lower and upper limits

*Note: 'G' indicates part is RoHS compliant

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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