ECS-3951C-FREQ-CN datasheet, PDF

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ECS-3951C-FREQ-CN: DescriptionHCMOS Output Clock Oscillator, 1MHz Min, 80MHz Max, ROHS COMPLIANT, MINIATURE, CERAMIC, SMD, 4 PIN; CategoryPassive components oscillator; File Size588KB，1 Pages; ManufacturerECS; Websitehttp://www.ecsxtal.com/; Environmental Compliance

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ECS-3951C-FREQ-CN Overview

HCMOS Output Clock Oscillator, 1MHz Min, 80MHz Max, ROHS COMPLIANT, MINIATURE, CERAMIC, SMD, 4 PIN

ECS-3951C-FREQ-CN Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Reach Compliance Code	compliant
Other features	TRI-STATE; ENABLE/DISABLE FUNCTION
maximum descent time	10 ns
Frequency Adjustment - Mechanical	NO
frequency stability	25%
JESD-609 code	e4
Manufacturer's serial number	ECS-3951C
Installation features	SURFACE MOUNT
Maximum operating frequency	80 MHz
Minimum operating frequency	1 MHz
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
Oscillator type	HCMOS
Output load	15 pF
physical size	7.0mm x 5.0mm x 1.6mm
longest rise time	10 ns
Maximum supply voltage	5.5 V
Minimum supply voltage	4.5 V
Nominal supply voltage	5 V
surface mount	YES
maximum symmetry	40/60 %
Terminal surface	Gold (Au) - with Nickel (Ni) barrier
Base Number Matches	1

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3.3 or 5.0V version

5 x 7 mm Footprint

Low power consumption

RoHS Compliant

(Note 7 Exemption)

ECS-3951C/3953C

SMD CLOCK OSCILLATOR

ECS-3951C (5V) and ECS-3953C (3.3V) miniature SMD

crystal controlled, low current clock oscillator in a ceramic

SMD package.

OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS

PARAMETERS

Frequency Range

Operating Temperature

Storage Temperature

Supply Voltage

Frequency Stability *

Standard

Option B

Option C

1.8 to 30.0 MHz

30.1 to 35.0 MHz

35.1 to 50.0 MHz

50.1 to 66.0 MHz

66.1 to 80.0 MHz

@ 50% VDD level

10% VDD to 90% level

VOL

VOH

HCMOS

1.8 to 36.0 MHz

36.1 to 80.0 MHz

VOL=0.5V/0.33V

VOL=4.5V/2.97V

Standard

Extended (N Option)

CONDITIONS

ECS-3951C (+5V)

ECS-3953C (+3.3V)

MIN

1.000

-40

-55

+4.5

TYP

MAX

80.000

+70

+85

+125

+5.5

± 100

± 50

± 25

40/60

10% * Vcc

MIN

1.000

-40

-55

+3.0

TYP

MAX

125.000

+70

+85

+125

+3.6

± 100

± 50

± 25

40/60

10% * Vcc

UNITS

MHz

°C

VDC

ppm

VDC

+5.0

+3.3

Input Current

Output Symmetry

Rise and Fall Times

"0" level

"1" level

Output Load

Startup time

Output Current

Enable/Disable Time

90% * Vcc

90% VDD

-4

100

-4

150

DIMENSIONS (mm)

Pin Connections

Pin #1

Pin #2

Pin #3

Pin #4

Tri-State **

Ground

Output

Vcc

Tri-State Control Voltage

Pad 1

Open

Vcc x 0.9 Min.

Vcc x 0.1 Max.

Figure 1) Top, Side and Bottom views

Figure 2) Suggested Land Pattern

Pad 3

Oscillation

No Oscillation

* Note: Inclusive of 25°C tolerance, operating

temperature,input voltage change, load change,

shock and vibration.

** Note: Internal pullup resistor from pin 1 to 4

allows active output if pin 1 is left open.

PART NUMBERING GUIDE: Example ECS-3953C-500-B

ECS

Series

Frequency Abbreviation

500 = 50.000 MHz

See Frequency

Abbreviations

Stability

Temperature

Blank = 0 ~ +70°C

M = -20 ~ +70°C

N = -40 ~ +85°C

3951C = +5.0V

3953C = +3.3V

Blank = ± 100 ppm

B = ± 50 ppm

C = ± 25 ppm

ECS-3953C is also compatible with a supply

voltage of +3.0V DC ±0.3V

1105 South Ridgeview Road

Olathe, KS 66062

Phone: 913.782.7787

Fax: 913.782.6991

www.ecsxtal.com

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