RFX250-1250.000MHZ-EF0 datasheet, PDF

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RFX250-1250.000MHZ-EF0: DescriptionPECL Output Clock Oscillator, 1250MHz Nom, LEAD FREE, SMD, 6 PIN; CategoryPassive components oscillator; File Size81KB，1 Pages; ManufacturerFOX [Fox Electronics]

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RFX250-1250.000MHZ-EF0 Overview

PECL Output Clock Oscillator, 1250MHz Nom, LEAD FREE, SMD, 6 PIN

RFX250-1250.000MHZ-EF0 Parametric

Parameter Name	Attribute value
Maker	FOX [Fox Electronics]
Reach Compliance Code	unknown
ECCN code	EAR99
Other features	ENABLE/DISABLE FUNCTION; COMPLEMENTARY OUTPUT; TAPE AND REEL
maximum descent time	0.5 ns
Frequency Adjustment - Mechanical	NO
frequency stability	20%
Manufacturer's serial number	RFX250
Installation features	SURFACE MOUNT
Nominal operating frequency	1250 MHz
Maximum operating temperature	70 °C
Minimum operating temperature	-20 °C
Oscillator type	PECL
physical size	7.5mm x 5.0mm x 1.4mm
longest rise time	0.5 ns
Maximum supply voltage	2.625 V
Minimum supply voltage	2.375 V
Nominal supply voltage	2.5 V
surface mount	YES
maximum symmetry	45/55 %

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2.5V LVE-PECL XO

MODEL: RFX250

FEATURES

• 2.5V Operation

• High Performance

• Complementary Output

Discontinued

Applications Include

• SONET

• SDH

• ATM

• WAN

• Gb Ethernet

Learn more about:

Part Marking Identification

Tape and Reel Specification

Internet required

PRELIMINARY

• PART NUMBER SELECTION

Learn More - Internet Required

Model

Number

680-Frequency-xxxxx RFX250

Part Number

Frequency

Stability

See table

Operating

Temperature

See table

Frequency

Range (MHz)

600.000 ~ 1250

• ELECTRICAL CHARACTERISTICS

PARAMETERS

Frequency Range (F

)

Stability

(-20 ~ +70ºC)

(-40 ~ +85ºC)

Storage Temperature Range

Input Voltage

)

Input Current (I

)

Rise Time

(20% ~ 80% Vp-p)

Fall Time

(80% ~ 20% Vp-p)

Symmetry

(50% Vp-p)

Output Voltage

)

PECL Skew (50% Vp-p)

Jitter

RMS 12kHz to 20MHz

RMS 50kHz to 80MHz

RMS Period

Cycle-to-Cycle

Output Disable Time

Output Enable Time

MAX

(unless otherwise noted)

600.000 ~ 1250MHz

±20PPM

±25PPM

-55ºC ~ +125ºC

2.5V ± 5%

32mA

0.5nS

45/55 %

0.9 V

1.3 V Min

125pS

0.3pS Typ.

0.8pS Typ.

2.6pS Typ.

19pS Typ

100nS Max

Inclusive of 25ºC tolerance, operating temperature range, input voltage change, load change, aging,

shock, and vibration.

An internal pullup resistor from pin 1 to pin 6 allows active output if pin 1 is left open

All specifications subject to change without notice. Rev. 6/1/04

RFX300 Series Recommended Circuit

LV-PECL OUT

All dimensions are in millimeters.

• ENABLE / DISABLE FUNCTION

OUTPUT (Pin 4, pin 5)

(Pin 1)

ACTIVE

OPEN

ACTIVE

'1' Level V

≥

2.0V

High Z

'0' Level V

≤

1.0V

FOXElectronics

5570 Enterprise Parkway Fort Myers, Florida 33905 USA +1(239)693-0099 FAX +1(239)693-1554

http://www.foxonline.com

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