IQTCQO-251KX datasheet(2/2 Pages) ETC1

Part #	IQTCQO-251KX

Description	Temperature Compensated Crystal Oscillators

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Manufacturer	ETC1 [List of Unclassifed Manufacturers]

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73

Test Circuit - Clipped Sine

+Vs

A

V

7

14

8

Oscilloscope

Frequency counter

0.1

µF

10pF*

10k

*Inclusive of jigging & equipment capacitance

Oscillator

Electrical Specifications - maximum limiting values when measured in test circuit

Frequency Range

Supply Voltage

Supply Current

Output Waveform

Output

Duty Cycle

Model Number

3.20 to 40.0MHz

5V±0.25V

5mA

Clipped Sine

1Vpk-pk min

—

IQTCXO-250

3.20 to 40.0MHz

5V±0.25V

20mA

Square

HCMOS

40/60%

IQTCXO-251

3.20 to 40.0MHz

3V±0.15V

3mA

Clipped Sine

0.7Vpk-pk min

—

IQTCXO-252

Ordering Example

24.0MHz

IQTCXO-250 HR

Frequency

Model number

Frequency Stability Vs Operating Temperature Code

Frequency Stabilities Available Over Operating Temperature Ranges

Operating

Frequency Stabilities Vs Operating Temperature Range

Frequency Range

±1.5ppm

±2.0ppm

±2.5ppm

±5.0ppm

0 to 50°C

Code CP

Code GP

Code HP

Code KP

-10 to 60°C

—

Code GR

Code HR

Code KR

-20 to 70°C

—

Code HS

Code KS

-30 to 75°C

—

Code HU

Code KU

-40 to 85°C

—

Code KX

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IQTCQO-251KX Datasheet(PDF) 2 Page - List of Unclassifed Manufacturers

IQTCQO-251KX Datasheet(HTML) 2 Page - List of Unclassifed Manufacturers

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