THE CONNOR-WINFIELD CORP.

2111 COMPREHENSIVE DRIVE.

AURORA, IL 60505.

FAX (630) 851-5040.

PHONE (630) 851-4722.

HTTP://WWW.CONWIN.COM

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Copyright 2001 Connor-Winfield all rights reserved.

a

CRYSTAL CONTROLLED OSCILLATORS

The Connor-Winfield HTFL680

is a 3.3V HCMOS, hermetically

sealed, fixed frequency,

Temperature Compensated

Crystal Oscillator (TCXO). The

HTFL680 is designed for

applications that require tight

Frequency Stability over the

Industrial Temperature Range.

1

2

HTFL680

- 20.00 MHz

TCXO

SERIES

CENTER

FREQUENCY

3.3V OPERATION

LOW JITTER <1pS RMS

OVERALL FREQUENCY TOLERANCE OF

±8.0ppm

TEMPERATURE RANGE -40 to 85°C

HERMETICALLY SEALED PACKAGE

3.3V 14 PIN DIP HCMOS TCXO

HTFL680

Tx119

01

11/17/04

ORDERING INFORMATION

FEATURES

DESCRIPTION

CW 0434

HTFL680

20.00M

ABSOLUTE MAXIMUM RATINGS

TABLE 1.0

PARAMETER

UNITS

MINIMUM

NOMINAL

MAXIMUM

UNITS

NOTE

Storage Temperature

-55

-

125

°C

Supply Voltage

(Vcc)

-0.5

-

7

Vdc

OPERATING SPECIFICATIONS

TABLE 2.0

PARAMETER

MINIMUM

NOMINAL

MAXIMUM

UNITS

NOTE

Frequency Range

(Fo)

2.0

-

77.76

MHz

Frequency Tolerance

-8.0

-

8.0

ppm

1

Operating Temperature Range

-40

-

85

°C

Supply Voltage

(Vcc)

3.135

3.3

3.465

Vdc

Supply Current

(Icc)

-

9

25

mA

Jitter (BW=10Hz to 20MHz)

-

-

5

ps rms

Jitter (BW=12kHz to 20MHz)

-

-

1

ps rms

SSB Phase Noise at 10Hz offset

-

-80

-

SSB Phase Noise at 100Hz offset

-

-100

-

dBc/Hz

SSB Phase Noise at 1KHz offset

-

-125

-

dBc/Hz

SSB Phase Noise at 10KHz offset

-

-135

-

dBc/Hz

SSB Phase Noise at 100KHz offset

-

-145

-

dBc/Hz

HCMOS OUTPUT

CHARACTERISTICS

TABLE 3.0

PARAMETER

MINIMUM

NOMINAL

MAXIMUM

UNITS

NOTE

LOAD

-

-

15

pF

Voltage

(High)

(Voh)

2.4

-

-

Vdc

(Low)

(Vol)

-

-

0.4

Vdc

Current

(High)

(Ioh)

-4

-

-

mA

(Low)

(Ioh)

-

-

4

mA

Duty Cycle at 50% of Vcc

45

50

55

%

Rise / Fall Time 10% to 90%

3

5

nS

Note:

1) Inclusive of calibration, frequency vs. temperature stability, supply voltage change, load change,

shock and vibration, 20 years aging.

PACKAGE CHARACTERISTICS

TABLE 4.0

Package

Hermetically sealed, metal package.