IQXT-200

VCTCXO Specification

ISSUE 2; April 2016

Outline (mm) -A = 10 pad version

Outline (mm) -B = 8 pad version

Description

Temperature compensated crystal oscillator available with or

without voltage control in 8-pad or 10-pad package options.

Please note: This document is intended to illustrate the

general capability and versatility of IQD’s design. For specific

enquiries please contact one of IQD’s Sales Offices where we

can tailor a unique specification to meet your needs.

Standard model options:-

IQXT-200-1 HCMOS, no pulling

IQXT-200-2 Clipped sine, no pulling

IQXT-200-3 HCMOS, with pulling

IQXT-200-4 Clipped sine, with pulling

-A 10 pad version

-B 8 pad version

Frequency Parameters

Frequency

10.0MHz to 50.0MHz

±0.50ppm

Frequency Tolerance

@ 25°C, 3.3V &

VC=1.65V/NC

Tolerance Condition

Frequency Stability

±0.28ppm to ±2.00ppm

±0.02ppm max per day,

±1.0ppm max per year

Ageing

Frequency Tolerance (measurement referenced to frequency

observed with TA=25°C, Vs=3.3V, VC=1.65V/NC and within 30

days after ex-works): ±0.5ppm

Frequency Stability: TA varied across the operating

temperature range, measurement referenced to frequency

observed with TA=25°C, Vs=3.3V, VC=1.65V/NC,

load=15pF/10kΩ//10pF and temperature variable speed less

than 2°C per minute.

Ageing: TA=25°C, Vs=3.3V, VC=1.65V/NC and after 1hr of

operation.

Supply Voltage Variation (measurement referenced to

frequency observed with TA=25°C, Vs varied from 3.13V to

3.47V, VC=1.65V/NC and load=15pF/10kΩ//10pF): ±0.1ppm

max

Load Variation (5% load change measurement referenced to

frequency observed with TA=25°C, Vs=3.3V, VC=1.65V/NC

and load=15pF/10kΩ//10pF): ±0.1ppm max

Short Term Stability (@ 25°C after 10mins power on): 5E-10/s

typ @ 10.0MHz

Developed Frequencies: 10.0MHz, 12.80MHz, 13.0MHz,

16.320MHz, 16.3840MHz, 19.20MHz, 19.440MHz, 20.0MHz,

25.0MHz, 26.0MHz, 30.720MHz, 38.88MHz, 40.0MHz

Electrical Parameters

3.3V ±5%

Supply Voltage

Current: TA=25°C, Vs=3.3V, VC=1.65V/NC and

load=15pF/10kΩ//10pF

Frequency Adjustment

Pulling

±10ppm to ±15ppm

Control Voltage

1.65V ±1.65V

Linearity: ±10% max

Slope: Positive

Input Impedance: 100kΩ min

Printed on 26 Apr 16 14:43 using Model Data Sheet V1.2550

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Email: info@iqdfrequencyproducts.com

Web: www.iqdfrequencyproducts.com