THE CONNOR-WINFIELD CORP.

2111 COMPREHENSIVE DRIVE.

AURORA, IL 60505.

FAX (630) 851-5040.

PHONE (630) 851-4722.

PRODUCT

DA TA

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Specifications subject to change without notice.

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Copyright 2001 Connor-Winfield all rights reserved.

a

CRYSTAL CONTROLLED OSCILLATORS

The Connor-Winfield

OVB3AC3AB is a

hermetically sealed 14 Pin

DIP, 3.3V Oven Controlled

Voltage Controlled Crystal

Oscillator (OCVCXO) with an

HCMOS / TTL compatible

output. The OVB3AC3AB is

designed for higher stability

applications requiring low

jitter and tight calibration.

1

2

OVB3AC3AB - 12.8MHz

OCXO

SERIES

CENTER

FREQUENCY

FEATURES

DESCRIPTION

ORDERING INFORMATION

3.3V OPERATION

LOW JITTER <1pS RMS

FREQUENCY STABILITY: ±0.21ppm

TEMPERATURE RANGE: -20 to 70°C

OVERALL FREQUENCY TOLERANCE :

±1.5ppm over Twenty Years.

14 PIN DIP 3.3V HCMOS OCVCXO

Cx088

00

11/11/05

www.conwin.com

OVB3AC3AB

CW

0540

OVB3AC3AB

12.8M

ABSOL UTE M AXIMUM RATING S

TABLE 1.0

PARAMETER

UNITS

MINIMUM

NOMINAL

MAXIMUM

UNITS

NOTE

Storage Temperature

-40

-

85

°C

Supply Voltage

(Vcc)

-0.5

-

4.5

Vdc

Control Voltage

(Vcc)

-0.5

-

4.5

Vdc

OPERATING SPECIFIC ATIONS

TABLE 2.0

PARAMETER

MINIMUM

NOMINAL

MAXIMUM

UNITS

NOTE

Center Frequency

(Fo)

9.00

-

20.00

MHz

Frequency Calibration

-0.30

-

0.30

ppm

1

Frequency vs. Change in Temperature

-0.21

-

0.21

ppm

2

Frequency vs. Change in Supply Voltage

-0.05

-

0.05

ppm

3

Frequency vs. Change in Load

-0.02

-

0.02

ppm

4

Frequency Aging Daily

-

-

8

ppb/day

Frequency Aging per year

-0.5

-

0.5

ppm

Total Frequency Tolerance

-1.5

-

1.5

ppm

5

Operating Temperature Range

-20

-

70

°C

Supply Voltage

(Vcc)

3.13

3.30

3.47

Vdc

Supply Current

(Icc)

-

-

500

mA

Supply Current Steady State @25°C

(Icc)

-

125

-

mA

Allan Variance (1 second)

-

5.00E-10

-

Jitter (10Hz to 10 MHz)

-

-

1

ps RMS

SSB Phase Noise at 1Hz offset

-

-70

-

dBc/Hz

SSB Phase Noise at 10Hz offset

-

-100

-

dBc/Hz

SSB Phase Noise at 100Hz offset

-

-125

-

dBc/Hz

SSB Phase Noise at 1KHz offset

-

-140

-

dBc/Hz

SSB Phase Noise at 10KHz offset

-

-150

-

dBc/Hz

Start Up Time: Oscillator

-

-

10

mS

Warm Up Time

-

-

5

Minutes

6

Retrace

-0.3

-

0.3

ppm

7

TDEV @ 1.0 Sec.

-

-

1

nS

TDEV @ 4.0 Sec.

-

-

2

nS

INTPUT CHARACTERISTICS

TABLE 3.0

PARAMETER

MINIMUM

NOMINAL

MAXIMUM

UNITS

NOTE

Control Voltage Range

(Vc)

0.3

1.5

3.0

Vdc

Frequency at Vc=0.5 Vdc

-

-4.5

-3

ppm

8

Frequency at Vc=4.5 Vdc

3

4.5

-

ppm

8

Slope of Frequency Adjust

2.2

-

-

ppm/V

Input Impedance

100k

-

-

Ohm

HCMOS OUTPUT CHARACTERISTICS

TABLE 4.0

PARAMETER

MINIMUM

NOMINAL

MAXIMUM

UNITS

NOTE

LOAD

12

15

18

pf

Voltage

(High)

(Voh)

2.60

-

-

Vdc

9

(Low)

(Vol)

-

-

0.4

Vdc

9

Current

(High)

(Ioh)

-4

-

mA

(Low)

(Ioh)

-

-

4

mA

Duty Cycle at 50% of Vcc

45

50

55

%

Rise / Fall Time 10% to 90%

-

-

6

nS

PACKAG E CHARACTERISTICS

TABLE 5.0

Package

14 pin DIP, hermetically sealed, grounded case, welded package