Parameters
Conditions
ECS-3961 (+5V)
ECS-3963 (+3.3V)
Units
MIN
TYP
MAX
MIN
TYP
MAX
Frequency Range
1.544
125.000
1.000
125.000
MHz
Operating
Temperature
Standard
-10
+70
-10
+70
°C
Extended (N Option)
-40
+85
-40
+85
°C
Storage Temperature
-55
+125
-55
+125
°C
Supply Voltage
+4.5
+5.0
+5.5
+2.7
+3.3
+3.6
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
15
8
mA
10.0 ~34.999 MHz
20
10
mA
35.0 ~ 49.999 MHz
35
25
mA
50.0 ~ 125 MHz
40
35
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
5
ns
“0” Level
VOL
10% VDD
10% VDD
VDC
“1” Level
VOH
90% VDD
90% VDD
VDC
Output Load
HCMOS
30
15
pF
Startup Time
10
10
ms
ECS-3961 (5V) and ECS-3963 (3.3V) miniature SMD crystal
controlled oscillators. Package is seam welded with a metal lid.
ECS-3961/3963
SMD Clock Oscillator
• 3.3 or 5.0V version
• 3.2 x 5 mm Footprint
• Low Current
Consumption
• PbFree/RoHS Compliant
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com
Part Numbering Guide: Example ECS-3963-200-BN-TR
ECS - Series - Frequency Abbreviations - Stability Tolerance - Temperature - Symmetry - Packaging
200 = 20 MHz
ECS
3961 +5V
3963 +3.3V
Request a Sample
A = ±100 ppm
B = ±50 ppm
C = ±25 ppm
Blank = -10 ~ 70°C
M = -20 ~ +70°C
N = -40 ~ +85°C
U = -55 ~ +125°C
* Note: Inclusive of 25°C tolerance, operating temperature, input voltage change, load change, shock and vibration.
Blank = 40/60
T = 45/55
TR = Tape & Reel
1K/Reel
Package Dimensions (mm)
Figure 1) Top, Side, and Bottom views
Figure 2) Land Pattern
Tri-State Control Voltage
Pad 1
Pad 3
Open
Oscillation
70% VDD Min.
Oscillation
30% VDD Max.
No Oscillation
Pin Connections
#1
Tri-State**
#2
Ground
#3
Output
#4
VDD
** Note: Internal pullup resistor from pin 1 to 4
allows active output if pin 1 is left open.
Figure 3) Tape Specifications
15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com
ECS-3961/3963
SMD Clock Oscillator