SPK ELECTRONICS CO., LTD.
SPK Electronics Co., Ltd. has 30 years of excellent experience in manufacturing. SPK is also the sole distributor of Sarantel Inc (UK) world patented Geohelix GPS Antenna products in Taiwan/China/Hong Kong and sales channel of Epson Toyocom for frequency controlled products. Our wide array of frequency controlled products encompass crystal , Oscillator , TCXO, VCXO, VCO, OCXO, Saw filters, and resonators. SPK products enable in GPS, Bluetooth, DVB-T, TV Field, such as Navigator, PND, E911 phone, Pet Finder, Handheld device, Notebook, MP3, MP4, GPS/GSM/GPRS/CDMA cellular phone, Wireless, mobile communication. We are committed to performance enhancement, continuous quality improvement and customer satisfaction.
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Saw filter & Saw resonator

Categories  > Frequency Controlled Product > 7-Saw filters /resonators
Product Name:
 all applications for RF filter & IF filter
Description:

SAW resonator

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Unit

One port pin type

Two port pin type

One port smd type

Two port smd type

Frequency

MHZ

260~980

300~1030(phase shift 180?/font> )

669.5~915(phase shift 0?/font> )

260~980

300~1030(phase shift 180?/font> )

669.5~915(phase shift 0?/font> )

Frequency tolerance

KHZ

+/-75,150,250

+/-75,150,250

+/-75, 150,250

+/-75,150,250

Insertion loss

dB

<2.0

<6.0

<2.0

<6.0

Quality factor

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>12000(Unloaded)

>2000(50ohm)

>13000(unloaded)

>6000(50ohm)

>12000(unloaded)

>2000 ( 50ohm)

>13000(unloaded)

>6000 ( 50ohm)

Cw Rf power dissipation

dBM

+0

+0

+ 0

+ 0

Max DC voltage between any two pins

V

+/-30

+/-30

+/-30

+/-30

Storage temp

℃

-45 to +85

-10 to +60

-45 to +85

-10 to +60

Operating temp

℃

-45 to +85

-45 to +85

-45 to +85

-45 to +85

Turnover temp

℃

35

35

35

35

Turnover frequency

KHZ

Fc + 1.3 ( one –port)

Fc + 21

Fc + 1.3 ( one-port)

Fc +21

Frequency temperature coefficient

ppm/℃2

0.037

0.037

0.037

0.037

Frequency aging absolute value during the first year

ppm/yr

<= 10

< = 10

<= 10

< = 10

DC Insulation resistance between any two pins

MΩ

1.0

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1.0

1.0

package

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TO-39 , F11

TO-39 , F11

3.8x3.8,5x5,5x3.5,

3x3,11x4.5

3.8x3.8,5x5,5x3.5,

3x3,11x4.5

??????standard spec

Part-number

description

Click the spec

SPK-R965

868.35MHZ, 1 PORT SMD(5X5mm)

SPEC

SPK-B433D92

433.92MHZ, 1 PORT SMD(5X5mm)??????

SPEC

SPK-R315

315.00MHZ, 1 PORT DIP ( TO-39)

SPEC

SPK-Q315

315.00MHZ, 2 PORT DIP ( TO-39)

SPEC

SPK-R433T

433.92MHZ, 1 PORT DIP ( TO-39)

SPEC

SPK-Q434

433.92MHZ, 2 PORT DIP ( TO-39)

SPEC

SPK-R433

433.92MHZ, 1 PORT DIP ( F-11)

SPEC

SPK-Q434

433.92MHZ, 2 PORT DIP ( F-11)

SPEC

　
Features:

SAW FILTER

SAW filter for GPS

Part number

Center Frequency

Band width

Insertion loss (db)

Package

Please click the spec

SPK-FT1575.42MHZ-73

1575.42MHZ

 

1.25

2.0X1.4X0.8 (SMD)

SPEC

SAW filter for Wireless Communication

Part number

Center Frequency

Band width

Insertion loss (db)

Package

SPK-F400

400

6

<3.5

TO39, F11

SPK-F429.3

429.3

6

<3.5

TO39, F11

SPK-F465A

465

6

<3.5

TO39, F11

SPK-F465B

465

6

<3.5

TO39, F11

SPK-F841

841

15

<3.5

TO39, F11

SPK-F886

886

15

<3.5

TO39, F11

SPK-F868.35

868.35

15

<3.5

TO39, F11

SPK-F930

930

15

<3.5

TO39, F11

SPK-F936

936

15

<3.5

TO39, F11

SAW filter for Cellular Telephone

Part number

Center Frequency

Application

Band width

Insertion loss (db)

Package

Please click the spec

SPK-F902.5

902.5

GSM

25

2.2

3.8X3.8 (SMD)

 

SPK-F942.5-1

942.5

PDC/EGSM

35

2.2

3.8X3.8 (SMD)

 

SPK-F942.5-2

942.5

PDC/EGSM

35

3.4

3.8X3.8 (SMD)

 

SPK-F942.5-3

942.5

PDC/EGSM

35

3.2

3.8X3.8 (SMD)

 

SPK-F947.5

947.5

GSM

25

2.9

3.8X3.8 (SMD)

3.0X3.0 (SMD)

 SPEC

SPK-F836.5

836.5

CDMA/AMPS

25

2.2

3.8X3.8

　

SPK-F881.5

881.5

CDMA/AMPS

25

2.2

3.8X3.8 (SMD)

 

SPK-F1842.5

1842.5

PCS

75

2.5

3.0X3.0 (SMD)

3.8X3.8

SPEC

SAW filter for Wireless LAN and Blue-tooth

Part number

Center Frequency

Band width

Insertion loss (db)

Package

SPK-F110

110

4.0

6.8

F11,5.0X5.0

SPK-F240

240

10.0

14.0

SPK-F260

260

1.1

8.5

SPK-F280

280

19.8

7.0

SPK-F325

325

2.0

13.0

SPK-F352

352

5.6

2.0

SPK-F371

371

2.0

10.5

SPK-F374

374

22.0

9.0

SPK-F1240

1240

20.0

2.9

SAW filter for Cordless telephone

Part number

Center Frequency

Band width

Insertion loss (db)

Package

Please click the spec

SPK-F422

422.18

12

2.5

F-11,3.8X3.8

5.0X5.0

 

SPK-F434

433.91

12.3

2.5

 

SPK-F465

465.14

10.9

2.5

 

SPK-F886

886

10.2

3.0

 

SPK-F912

912.00

 

3.5

SPEC

SPK-F914

914.5

10.3

2.7

 

SPK-F915

915

32

2.5

 

SPK-F926

926.25

11.3

3.5

 

SPK-F931

931

9.4

3.0

 

SPK-F959

959.5

10.2

2.8

 

SAW filter for other applications

Part number

Center Frequency

Band width

Insertion loss (db)

Package

SPK-F250A

250

6

<3.5

F-11

SPK-F265A

265

6

<3.5