Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.

Should a safety concern arise regarding this product, please be sure to contact us immediately.

Ceramic Resonators, Chip Type

– EC166 –

E

F

O

4004

Product Code

Ceramic

Resonators

EFO

Nominal Oscillation

Frequency

4004

Frequency

Tolerance

±1.0 %

±0.3 %

±0.5 %

0

3

5

Design No.

Packaging Style

B

E

Bulk Pack

Embossed

Taping

Type

Built-In Capacitors

Type with 3-terminals

SS

SM

BM

JM

4to13MHz

4to13MHz

12 to 20 MHz

16 to 20 MHz

30 to 50 MHz

4.00 MHz

16.93 MHz

20.00 MHz

40.00 MHz

(Example)

123456789

10

11

12

1695

2005

4005

E

F

O

3584

Product Code

Ceramic

Resonators

EFO

Nominal Oscillation

Frequency

3584

Frequency

Tolerance

±1.0 %

±0.3 %

±0.5 %

0

3

5

Design No.

Packaging Style

B

E

Bulk Pack

Embossed

Taping

Type

Built-In Capacitors

Type with 3-terminals

S

B

2to13MHz

13.1 to 20 MHz

3.58 MHz

(Example)

123456789

10

11

12

1695

16.93 MHz

Ceramic Resonators, Chip Type

(3 Array Type)

Type:

EFOS

Type:

EFOB

Type:

EFOSS

Type:

EFOSM

Type:

EFOBM

Type:

EFOJM

● Encased in a ceramic package

● High reliability against soldering heat and mechanical

stress

● Moisture-proof sealing

● 1.2 mm maximum (SS/SM/BM/JM),

● Designed for reflow soldering

● Flat-bottom plate for better mountings

● Simplifies oscillation circuits by reducing the number

of circuit parts

● RoHS compliant

● Clock generator for microprocessors

● Carrier circuit between telecommunication equipment

(Telephone to telephone, personal computer to printer)

Part Number

Frequency range

(MHz)

Frequency Temperature Characteristics

(–20 to +80 °C)

Built-in Capacitors

(Reference)

EFOS

2.00 to 8.39

±0.2 %

33 pF

8.40 to 13.0

±1.0 %

EFOB

13.1 to 20.0

±0.5 %

33 pF

EFOSS

4.00 to 8.39

±0.2 %

21 pF

8.40 to 13.0

±0.3 %

EFOSM

4.00 to 8.39

±0.2 %

33 pF

8.40 to 13.0

±1.0 %

EFOBM

12.0 to 20.0

±0.3 %

18 pF

EFOJM

16.0 to 20.0

±0.5 %

10 pF

30.0 to 50.0

±0.2 %

See Page 169 to 177

01 Feb. 2009