View ECS-327-125-17_4360002.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

ECX-306/306I
SMD TUNING FORK CRYSTAL
Housing for the ECX-306/306I crystal is made from the same thermoplastic that is industry standard for integrated circuits. This ruggedized molded package is excellent for SMD applications.
FEATURES
* Low profile * Long term stability * Industry standard footprint * Excellent shock resistance * Excellent environmental characteristics * Tape and Reel (3,000 pcs)
PART NUMBERING GUIDE "EXAMPLE"
ECS - FREQUENCY .327 - LOAD CAPACITANCE 12.5 - PACKAGE TYPE** 17
** Package Type examples (-17= ECX-306, 17I= ECX-306I)
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS NOMINAL FREQUENCY LOAD CAPACITANCE DRIVE LEVEL 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 MOTIONAL CAPACITANCE AGING (FIRST YEAR) Fo CL DL @ 25C R1 TOPR Q TO TSTG IR Co C1 f/fo ECX-306/306I 32.768 12.5 Standard (6.0 Optional) 1 max. 20 50 max. -0.040 PPM/C2 max. -10 ~ +60 -40 ~ +85 50,000 min. +25 5 -55 ~ +125 500M min./ DC 100V 1.35 typical 0.003 pF typical 3 PPM max. @ +25C UNITS KHz pF W PPM K PPM/(C) C C C C M pF pF PPM
PARABOLIC TEMPERATURE CURVE
T (C)
-20 -10 0 10 20 30 40 50 -10 60 70
PACKAGE DIMENSIONS (mm)
8.0 Max. #4 #3
#4 #3
8.7 Max. #4 #3
#4 #3
-20 -30
3.8 Max.
3.7 Max.
-40 -50 -60
#1 5.5
#2
#1
#2
#1 5.5
#2
#1
#2
f/f (PPM)
2.5 Max.
0.5
0.5
(0.9
Typ
ica
l)
2.5 Max.
To determine frequency stability, use parabolic curvature. For example: What is the stability at 45C? 1) Change in T (C) = 45 -25 = 20C 2 2) Change in frequency = -0.04 PPM x (T) 2 = -0.04 PPM x (20) = -16.0 PPM
0.5
0.5
1.15
Figure 1) ECX-306 - Top, Side and End views with pin connections
Figure 2) ECX-306 I - Top, Side and End views with pin connections
RECOMMENDED OSCILLATION CIRCUIT
Rf
Rd
1.9
1.3
C1
C2
In this circuit, low drive level with a maximum of 1W is recommended. If excessive drive is applied, irregular oscillation or quartz element fractures may occur.
1.9
1.3
4.2
1.3
Figure 3) ECX-306/306 I Land Pattern - Top view
ELECTRICAL CHARACTERISTICS IC: TC 4069P, Rf: 10M Rd: 330K (As required) C 1 = 22pF, C 2 = 22pF, V DD = 3.0V
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 * 913-782-7787 * 800-237-1041 * FAX 913-782-6991 * WWW.ECSXTAL.COM SMD CRYSTALS
13
SMD CRYSTALS

▲Up To Search▲

Price & Availability of ECS-327-125-17

	To Download ECS-327-125-17 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .