ECS 3518.3525 Data Sheet

 1.8V or 2.5V Versions
 3.2 x 5 mm Footprint
 Extended Temp Range Option
 Pb Free/RoHS Compliant

OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS

PARAMETERS CONDITIONS

Frequency Range

Operating Temperature

Storage Temperature

Supply Voltage

Frequency Stability *

Input Current

Output Symmetry

Rise and Fall Times

"0" level

"1" level
Output Load
Startup time

@ 50% Vcc level (T Option)

Standard

Extended (N Option)

VDD
Option A
Option B
Option C

1.544 to 9.999 MHz

10.000 to 34.999 MHz

35.000 to 49.999 MHz

50.000 to 125.000 MHz
@ 50% Vcc level

10% VDD to 90% level

VOL

VOH

HCMOS

ECS-3518 (+1.8V) ECS-3525 (+2.5V)

MIN MINTYP TYPMAX MAX

0

-40

-55

+1.62

Vcc *90% Vcc *90%

ECS-3518/3525

SMD CLOCK OSCILLATOR

ECS-3518 (1.8V) and ECS-3525 (2.5V) subminiature SMD
oscillators, ideal for today's high density applications.

UNITS

125.0
+70
+85

+125

+1.8

+1.98
± 100

± 50
± 25

40/60 40/60

Vcc *10% Vcc *10%

1.5441.544

-40

-55

+2.25

6

7
15
25

5

30
10

+2.5

125.0
+70
+85

+125
+2.75
± 100

± 50
± 25

7

8
20
30

45/5545/55

6

30
10

MHz

°C
°C

°C
VDC
ppm
ppm
ppm

mA
mA
mA
mA

%
%

ns
VDC
VDC

pF

ms

* Note: Inclusive of 25°C tolerance, operating temperature range, input voltage change, load change, aging, shock and vibration.

DIMENSIONS (mm)

Figure 1) Top, Side and Bottom views Figure 2) Suggested Land Pattern

PART NUMBERING GUIDE: Example ECS-3525-200-AN

ECS - Series - Frequency Abbreviation - Stability Temperature

Pad Connections

Pad #1
Pad #2
Pad #3
Pad #4

Tri-State Control Voltage

Pad 1

Open
1 Level
0 Level

Tri-State

Ground

Output

Vcc

Pad 3
Oscillation
Oscillation

High Impedance

3518 = +1.8V

3525 = +2.5V

1105 South Ridgeview Road z Olathe, KS 66062 z Phone: [phone] z Fax: [phone] z www.ecsxtal.com

200 = 20.000 MHz

See Frequency

Abbreviations (Pg 2)

A = ± 100 ppm
B = ± 50 ppm
C = ± 25 ppm

Blank = 0 ~ +70°C
M = -20 ~ +70°C
N = -40 ~ +85°C

Frequency Abbreviations

ECS-3518/3525

SMD CLOCK OSCILLATOR

ECS-3518 (1.8V) and ECS-3525 (2.5V) subminiature SMD
oscillators. Ideal for todays's high density applications.

FREQUENCY

MHz

4.000

8.000

10.000

12.000

14.31818

24.000

32.000

33.333

40.000

48.000

50.000

60.000

64.000

66.666

80.000

100.000

125.000

CODE

040
080
100
120
143
240
320
333
400
480
500
600
640
666

800
1000
1250

TAPE DIMENSIONS (mm)

Package Data

Item Description

Lid Metal

Base

Sealing

Terminal

Plating

RoHS

MSL

1105 South Ridgeview Road z Olathe, KS 66062 z Phone: [phone] z Fax: [phone] z www.ecsxtal.com

Ceramic

Seam Weld

Tungsten (metalized)

Gold/Nickel

(Surface)/(Under)

Compliant (Pb Free)

1