UM-1_UM-5_UM-4R datasheet, PDF

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UM-1_UM-5_UM-4R: DescriptionQUARTZ CRYSTALS; File Size342KB，1 Pages; ManufacturerECS; Websitehttp://www.ecsxtal.com/

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UM-1_UM-5_UM-4R Overview

QUARTZ CRYSTALS

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UM-1, UM-5, UM-4

64.6

QUARTZ CRYSTALS

FEATURES

12.8

• Cost effective

• Excellent aging

• Wide frequency range

• Low profile

•

RoHS Compliant Pb Free

• 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”

ECS

–

FREQUENCY (16.0000 MHz)

160

–

LOAD CAPACITANCE*

–

PACKAGE TYPE**

* 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.

OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS

PARAMETERS

FUNDAMENTAL

3RD OVERTONE

FREQUENCY TOLERANCE (@ +25˚C)

FREQUENCY-TEMPERATURE TOLERANCE (@ +25˚C)

OPERATING TEMPERATURE RANGE

OPR

STORAGE TEMPERATURE RANGE

STG

LOAD CAPACITANCE

SHUNT CAPACITANCE

DRIVE LEVEL

CRYSTAL CUT

FREQUENCY RANGE

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

-40 ~ +90˚C

10pF – Series (Customer Specified)

7 pF max.

500 µW max.

AT-cut

UM-4

TABLE 1 FREQUENCY TOLERANCE

(@ +25˚C)

±10

Tolerance (x

±15

±20

❍

-6

)

±30

❍

±50

❍

recommended

❍

available

TABLE 2 FREQUENCY-TEMPERATURE TOLERANCE

(@ +25˚C)

FREQUENCY

0 ~ +50˚C

-10 ~ +60˚C

-20 ~ +70˚C

-30 ~ +75˚C

-30 ~ +80˚C

-35 ~ +80˚C

-40 ~ +85˚C

±3.0

❍

±5.0

❍

Tolerance (x 10

-6

)

±7.5

±10

±15

❍

±20

±30

3.75

0.2

ø 0.35

0.05

8.0 Max.

12 Min.

3.75 ± 0.2

ø 0.35 ± 0.05

❍

7.8 Max.

3.1 Max.

7.8 Max.

3.1 Max.

Figure 1) UM-1 Crystal Unit

Side and Bottom view

Figure 2) UM-5 Crystal Unit

Side and Bottom view

TABLE 3 EQUIVALENT SERIES RESISTANCE / MODE OF OSCILLATION

NOMINAL

FREQUENCY (MHz)

MODE

FUNDAMENTAL

3rd

UM-1

max.

UM-5, UM-4

max.

4.7 Max.

ESR (Ω)

18 Min.

7.8 Max.

3.1 Max.

3.75 ± 0.2

ø 0.35 ± 0.05

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 913-782-6991 • WWW.ECSXTAL.COM

CRYSTALS

18 Min.

5.8 Max.

PACKAGE DIMENSIONS (mm)

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