Parameters
Conditions
ECS-3518 (+1.8V)
ECS-3525 (+2.5V)
Units
MIN
TYP
MAX
MIN
TYP
MAX
Frequency Range
1.544
125.00
1.544
125.00
MHz
Operating
Temperature
Standard
0
+70
0
+70
°C
Extended (N Option)
-40
+85
-40
+85
°C
Storage Temperature
-55
+125
-55
+125
°C
Supply Voltage
VDD
+1.62
+1.8
+1.98
+2.25
+2.5
+2.75
VDC
Frequency Stability*
Option A
±100
±100
PPM
Option B
±50
±50
PPM
Option C
±25
±25
PPM
Input Current
1.544 ~ 9.999 MHz
6
7
mA
10.000 ~ 34.999 MHz
7
8
mA
35.000 ~ 49.999 MHz
15
20
mA
50.000 ~ 125.000 MHz
25
30
mA
Output Symmetry
@50% VCC Level
40/60
40/60
%
@50% VCC Level
(T Option)
45/55
45/55
Rise and Fall Times
10% VDD to 90% Level
5
6
ns
“0” Level
VOL
VCC *10%
VCC *10%
VDC
“1” Level
VOH
VCC *90%
VCC *90%
VDC
Output Load
HCMOS
30
30
pF
Startup Time
10
10
ms
ECS-3518 (1.8V) and ECS-3525 (2.5V) subminiature SMD
oscillators, ideal for today’s high density applications.
ECS-3518/3525
SMD Clock Oscillator
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com
ECS-3518/3525
• 1.8V or 2.5V Versions
• 3.2 x 5.0 mm Footprint
• Extended Temp Range
Option
• PbFree/RoHS Compliant
Part Numbering Guide: ECS-3525-200-AN-TR
ECS - Series - Frequency Abbreviations - Stability - Temperature - Packaging
200 = 20 MHz
ECS
3518 = +1.8V
3525 = +2.5V
Request a Sample
A = ±100 ppm
B = ±50 ppm
C = ±25 ppm
Blank = -0 ~ 70°C
M = -20 ~ +70°C
N = -40 ~ +85°C
* Note: Inclusive of 25°C tolerance, operating temperature, range, input voltage change, load change, shock, aging and vibration.
TR = Tape & Reel
1K/Reel
Package Dimensions (mm)
Figure 1) Top, Side, and Bottom views
15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com
Figure 2) Land Pattern
Tri-State Control Voltage
Pad 1
Pad 3
Open
Oscillation
1 Level
Oscillation
0 Level
High Impedance
Pad Connections
#1
Tri-State
#2
Ground
#3
Output
#4
VCC
ECS-3518/3525
SMD Clock Oscillator
Figure 3) Suggested Reflow Profile
ECS-3518/3525
SMD Clock Oscillator
15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com
Tape Dimensions (mm)
Figure 4) Pocket Tape Dimensions
Package Data
Item
Description
Lid
Metal
Base
Ceramic
Sealing
Seam Weld
Terminal
Tungsten (Metalized)
Plating
Gold/Nickel
(Surface)/(Under)
RoHS
Compliant (PbFree)
MSL
1