VF946SL-1-75-44.736MHZ datasheet, PDF

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VF946SL-1-75-44.736MHZ: DescriptionHCMOS/TTL Output Clock Oscillator, 44.736MHz Nom, HERMETIC SEALED, CERAMIC, DIP-6; CategoryPassive components oscillator; File Size86KB，1 Pages; ManufacturerCTS [CTS Corporation]

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VF946SL-1-75-44.736MHZ Overview

HCMOS/TTL Output Clock Oscillator, 44.736MHz Nom, HERMETIC SEALED, CERAMIC, DIP-6

VF946SL-1-75-44.736MHZ Parametric

Parameter Name	Attribute value
Maker	CTS [CTS Corporation]
package instruction	HERMETIC SEALED, CERAMIC, DIP-6
Reach Compliance Code	unknow
Other features	TRI-STATE; ENABLE/DISABLE FUNCTION
Maximum control voltage	3.3 V
Minimum control voltage
maximum descent time	6 ns
Frequency Adjustment - Mechanical	NO
Frequency offset/pull rate	75 ppm
frequency stability	20%
linearity	20%
Manufacturer's serial number	VF946
Installation features	THROUGH HOLE MOUNT
Nominal operating frequency	44.736 MHz
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
Oscillator type	HCMOS/TTL
Output load	10 TTL, 50 pF
physical size	8.51mm x 7.87mm x 3.0mm
longest rise time	6 ns
Maximum supply voltage	3.465 V
Minimum supply voltage	3.135 V
Nominal supply voltage	3.3 V
surface mount	NO
maximum symmetry	60/40 %

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VF946 Series

V C X O

VF946 Series

HCMOS/TTL Compatible Tri–State

Hybrid VCXO 6 Pin Ceramic Package

F E AT U R E S

Parameter

Absolute

Max. Ratings

*Not recommended for new designs

Min

–0.5

–55

–1

Typ

Max

7.0

+125

Unit

°C

Note

Symb

Vcc

Condition

Frequency

Range

Frequency

Stability

Input Voltage

Input Current

Load

∆F/F

Vcc

Icc

1.5

vs. Temp., Vcc

±25

4.75

3.15

5.00

3.30

5.25

3.45

No load

10 TTL gates or 50pF

@1.4V

0.9Vcc

0.1Vcc

0.00

±50

2.50

1.65

5.00

3.30

10% to 90%

0.4V to 2.4V

Max. Load

1σ

@Vc = 2.5V

fm<10KHz

Vcc = 5.0V

Vcc = 3.3V

Overall, includes

stability

over temp.

Monotonic, posit.

±20

@25°C,

Fnominal

2.00

1.25

2.50

1.65

3.00

2.05

Input HIGH (>2.5V) or floating: ACTIVE

Input LOW (<0.5V): INFINITE IMPEDANCE

100

0°C to +70°C (–40°C to +85°C available)

Per MIL–STD–202, Method 213, Cond. E

Per MIL–STD–883, Method 1011, Cond. A

Per MIL–STD–883, Method 2007, Cond. A

260°C, for 10s, Max.

Leak rate less than 5 x 10

–8

atm.cc/s of helium

Pin #1– Voltage Control

Pin #3– Case, Ground

Pin #5– N/C

Tristate Output Standard

•

Small 6 Pin DIP

•

Compatible with the popular

S–type VCXO

•

Industrial Temperature Range Available

•

Very Low Phase Jitter

•

High Reliability

•

Frequencies to 52 MHz

•

0.335"

(8,51)

Input Break

Down Voltage

Storage Temp.

Control Voltage

MHz

ppm

Std.

LV Opt.

Rise/Fall Time

Tr/Tf

Voh

Vol

Logic “1” Level

Logic “0” Level

Start–up Time

Phase Jitter

Electrical

Duty Cycle

0.310"

(7,87mm)

VF946

19.44MHZ

BO1H

KHz

KOhm

ppm

fj>1KHz

@–3db

0.010"

0.002"

(0,254mm

0,05mm)

0.132"

0.010"

(3,35mm

0,254mm)

0.250" REF

(6,35mm)

Modulation BW

Input Impedance

Control Voltage

0.018"

0.002"

(0,457mm

0,05mm)

0.100"

(2,54mm)

0.200"

(5,08mm)

Absolute Pull

Range

(guaranteed

capture range)

Deviation Slope

Linearity

Setability (Vc

for center freq)

Vc0

ppm/V

0.300"

(7,62mm)

Std

LV opt.

Tristate Function

Enable/Disable

Time

Operating

Temperature Range

Mechanical Shock

Thermal Shock

Vibration

Soldering Conditions

Hermetic Seal

All dimensions are typical unless otherwise specified.

Creating a Part Number

FREQUENCY STABILITY

Code

ABSOLUTE PULL RANGE (ppm)

Specification

±20

±25

ppm

ppm (std.)

Code

XXXX

Specification

±50

ppm (std.)

up to

±100

ppm

(customer to specify)

DUTY CYCLE

Code

OPERATIONAL TEMP. RANGE

Specification

±5%

±10%

(std.)

Code

Specification

INPUT VOLTAGE

Code

Specification

3.3 Volt

±5%

5.0 Volt

±5%

(std.)

Electrical

Connections

0°C to +70°C (std.)

-40°C to +85°C

Environmental

and Mechanical

VF946

FREQ.

Pin Out

Pin #2– Tristate Control

Pin #4– Output

Pin #6– Vcc

Example: VF946HL-1-75-44.736MHz: Frequency Stability

±25ppm,

Duty Cycle

±5%,

Input Voltage 3.3 Volt

±5%,

Operating Temperature

-40°C to +85°C, APR

±75ppm,

Frequency 44.736MHz.

Notes:

1. Frequency dependent.

2. Tighter duty cycle available.

3. 0V to 5V control voltage available for Vcc 3.3V. Nominal control voltage is

2.5V and setability is ±0.5V in this case.

4. Frequency dependent, 30 ppm at F>40MHz.

5. Surface mount available, see VF946G, VF946L.

75 South Street, Hopkinton, MA 01748

800-982-5737

508-435-6831

Fax: 508-435-5289 www.valpeyfisher.com

Rev_B1208

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