3.3 or 5.0V version
3.2 x 5 mm Footprint
Low current consumption
Pb Free/RoHS Compliant
ECS-3961/3963
SMD CLOCK OSCILLATOR
ECS-3961 (5V) and ECS-3963 (3.3V) miniature SMD
crystal controlled oscillators. Package is seam welded
with a metal lid.
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
PARAMETERS
Frequency Range
Operating Temperature
Storage Temperature
Supply Voltage
Frequency Stability *
Option A
Option B
Option C
1.544 to 9.999 MHz
10.0 to 34.999 MHz
35.0 to 49.999 MHz
50.0 to 125 MHz
@ 50%Vcc level
@ 50%Vcc level (T Option)
10% Vdd to 90% level
VOL
VOH
HCMOS
Standard
Extended (N Option)
CONDITIONS
ECS-3961 (+5V)
ECS-3963 (+3.3V)
MIN
1.544
-10
-40
-55
+4.5
TYP
MAX
MIN
TYP
MAX
125.000
+70
+85
+125
+3.6
± 100
± 50
± 25
8
10
25
35
40/60
45/55
5
10% Vdd
UNITS
MHz
°C
°C
°C
VDC
ppm
ppm
ppm
mA
mA
mA
mA
%
%
ns
VDC
VDC
pF
ms
+5.0
Input Current
Output Symmetry
Rise and Fall Times
"0" level
"1" level
Output Load
Startup time
125.000 1.000
+70
-10
+85
-40
+125
-55
+5.5
+2.7
± 100
± 50
± 25
15
20
35
40
40/60
45/55
5
10% Vdd
90% VDD
90% Vdd
+3.3
90% Vdd
30
10
15
10
* Note: Inclusive of 25°C tolerance, operating temperature,input voltage change, load change, shock and vibration.
DIMENSIONS (mm)
Pin Connections
Pin #1
Pin #2
Pin #3
Pin #4
Tri-State **
Ground
Output
V
DD
Tri-State Control Voltage
Pad 1
Open
70% Vdd Min.
30% Vdd Max.
Pad 3
Oscillation
Oscillation
No Oscillation
Figure 1) Top, Side and Bottom
views
Figure 2) Suggested Land Pattern
PART NUMBERING GUIDE: Example ECS-3963-200-BN-TR
ECS
-
Series
3961 = +5.0V
3963 = +3.3V
-
Frequency Abbreviation
200 = 20.000 MHz
See Frequency
Abbreviations
-
Stability
Temperature
Blank = -10 ~ +70°C
M = -20 ~ +70°C
N = -40 ~ +85°C
U = -55 ~ +125°C
A = ± 100 ppm
B = ± 50 ppm
C = ± 25 ppm
** Note: Internal pullup resistor from
pin 1 to 4 allows active output if pin
1 is left open.
Symmetry
Blank = 40/60
T = 45/55
-
Packaging
TR = Tape & Reel
1K/Reel
1105 South Ridgeview Road
Olathe, KS 66062
Phone: 913.782.7787
Fax: 913.782.6991
www.ecsxtal.com
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