UM-1 Datasheet, PDF (1/1 Pages) MTRONPTI – miniature resistance

UM-1, UM-5, UM-4 QUARTZ CRYSTALS
12000
64.66
12.80
FEATURES
• Cost effective
• Excellent aging
• Wide frequency range
• Low profile
• Excellent reliability
• Tape and Reel (1,000 pcs)
ECS’s UM 1,5,4 quartz crystals are ideal for use in
compact communication equipment.
PART NUMBERING GUIDE “EXAMPLE”
FREQUENCY (16.0000 MHz)
LOAD CAPACITANCE*
ECS
–
160
–
20
–
* Load capacitance (xx=xx pF, S= series resonance), ** Package Type examples (22 = UM-1, 21= UM-5, 25 = UM-4)
Note: See Product Selection Guide for additional options.
PACKAGE TYPE**
22
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
PARAMETERS
FREQUENCY RANGE
FUNDAMENTAL
3RD OVERTONE
FREQUENCY TOLERANCE (@ +25˚C)
FREQUENCY-TEMPERATURE TOLERANCE (@ +25˚C)
OPERATING TEMPERATURE RANGE TOPR
STORAGE TEMPERATURE RANGE
TSTG
LOAD CAPACITANCE
(CL)
SHUNT CAPACITANCE
(C0)
DRIVE LEVEL
(DL)
CRYSTAL CUT
UM-1
10.000 ~ 30.000 MHz
25.000 ~ 90.000 MHz
UM-5
30.000 ~ 90.000 MHz
See Table 1
See Table 2
See Table 2
-40 ~ +90˚C
10pF – Series (Customer Specified)
7 pF max.
500 µW max.
AT-cut
UM-4
TABLE 1 FREQUENCY TOLERANCE (@ +25˚C)
Tolerance (x 10^-6)
±10
±15
±20
±30
q
q
r
r
±50
q recommended
r
r available
PACKAGE DIMENSIONS (mm)
TABLE 2 FREQUENCY-TEMPERATURE TOLERANCE (@ +25˚C)
FREQUENCY
Tolerance (x 10^-6)
±3.0
±5.0
±7.5
±10
±15 ±20 ±30
0 ~ +50˚C
-10 ~ +60˚C
-20 ~ +70˚C
r
r
r
r
r
r
q
r
r
r
r
r
3.75 ± 0.2
ø 0.35 ± 0.05
-30 ~ +75˚C
-30 ~ +80˚C
r
rr
r
rq
7.8 Max.
-35 ~ +80˚C
rr
-40 ~ +85˚C
rr
Figure 1) UM-1 Crystal Unit
Side and Bottom view
TABLE 3 EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION
NOMINAL
FREQUENCY (MHz)
MODE
ESR (Ω)
UM-1
UM-5, UM-4
3.75 ± 0.2
ø 0.35 ± 0.05
7.8 Max.
Figure 2) UM-5 Crystal Unit
Side and Bottom view
10 ~ 15
15 ~ 30
25 ~ 30
30 ~ 90
FUNDAMENTAL
FUNDAMENTAL
3rd
3rd
40 max.
25 max.
50 max.
45 max.
50 max.
30 max.
60 max.
60 max.
3.75 ± 0.2
ø 0.35 ± 0.05
7.8 Max.
Figure 3) UM-4 Crystal Unit
Side and Bottom view
ECS, INC. INTERNATIONAL 1105 S. RIDGEVIEW, OLATHE, KS 66062 • 913-782-7787 • 800-237-1041 • FAX [phone] • WWW.ECSXTAL.COM
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