ECX-206X [ECS]
SMD TUNING FORK CRYSTAL; SMD音叉晶体
| 型号： | ECX-206X |
| 厂家： | 
ECS, INC. |
| 描述： | SMD TUNING FORK CRYSTAL |
| 文件： | 总1页 (文件大小：411K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
ECX-205X/206X SMD TUNING FORK CRYSTAL
Housing for the ECX-205X/206X crystal
is made from the same thermoplastic
that is industry standard for integrated
circuits. This ruggedized molded
FEATURES
•
•
•
Low profile
Long term stability
Industry standard footprint
• Tape and Reel (2,000 pcs)
• PbFree/RoHS Compliant
package is excellent for SMD applications.
Discontinued
PART NUMBERING GUIDE “EXAMPLE”
MANUFACTURER
FREQUENCY
.327
LOAD CAPACITANCE
PACKAGE TYPE*
ECS
ECS
–
–
–
–
12.5
12.5
–
–
11X
6X
.327
* Package Type examples (11X= ECX-205X, 6X= ECX-206X)
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS
ECX-205X/206X
32.768
UNITS
KHz
pF
NOMINAL FREQUENCY
Fo
CL
LOAD CAPACITANCE
DRIVE LEVEL
12.5 Standard (6.0 Optional)
1.0 max.
DL
µW
CALIBRATION TOLERANCE
EQUIVALENT SERIES RESISTANCE
TEMPERATURE COEFFICIENT
OPERATING TEMPERATURE RANGE
MAX. OPERATING TEMPERATURE RANGE
Q FACTOR
TURNOVER TEMPERATURE
STORAGE TEMPERATURE RANGE
INSULATION RESISTANCE
SHUNT CAPACITANCE
@ +25˚C
R1
20
50 max.
PPM
K Ω
PPM/(ΔC˚)
˚C
-0.040 PPM/˚C2 max.
-10 ~ +60
TOPR
-40 ~ +85
50,000 min.
+25
-55 ~ +125
min./ DC 100V
°C
Q
TO
TSTG
IR
5
°C
°C
MΩ
pF
500M
Ω
Co
2.0 typical
MOTIONAL CAPACITANCE
AGING (FIRST YEAR)
C1
Δf/fo
0.003 pF typical
3 PPM max. @ +25˚C
pF
PPM
PACKAGE DIMENSIONS (mm)
10.41
2.29
RECOMMENDED OSCILLATION
PARABOLIC TEMPERATURE CURVE
CIRCUIT
Rf
T (˚C)
-20 -10
0
10 20 30 40 50 60 70
-10
-20
-30
-40
-50
-60
2.54
0.51
4.2
Rd
Figure 1) ECX-205X/206X - Side and End views
C1
C2
f/f (PPM)
ELECTRICAL CHARACTERISTICS
IC: TC 4069P
To determine frequency stability, use parabolic
curvature. For example: What is the stability at 45˚C?
2.7
2.7
5.0
Rf: 10MΩ
1) Change in T (˚C)
= 45 -25 = 20˚C
Figure 2) ECX-205X/206X Land Pattern- Top view
Rd: 330KΩ (As required)
C1 = 22pF, C2 = 22pF
VDD = 3.0V
2
2
2) Change in frequency = -0.04 PPM x T)
Δ
= -0.04 PPM x (20)
= -16.0 PPM
#4
#1
#3
#2
#4
#3
#2
In this circuit, low drive level with a maximum
of 1µW is recommended. If excessive drive is
applied, irregular oscillation or quartz element
fractures may occur.
#1
Figure 3) ECX-205X Pin Connection - Top view
Figure 4) ECX-206X Pin Connection - Top view
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX 913-782-6991 • WWW.ECSXTAL.COM
SMD CRYSTALS SMD CRYSTALS
11
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