Monolithic Crystal Filters (MCFs)

Phone: +86 10 6301 4184

Fax: +86 10 6301 9167

Email: sales@vanlong.com

Web: http://www.vanlong.com

November 8, 2005

Vanlong Technology Co., Ltd.

Monolithic Crystal Filters (MCFs)

Monolithic Crystal Filters (MCFs) are small, lightweight and exhibit

excellent group delay characteristics, by using low impedance

fundamental frequencies.

10.7MHz Series

ELECTRICAL CHARACTERISTICS

Model

Number

Center

Frequency

(MHz)

Number

of Poles

Pass Band

KHz/dB

Attenuation

KHz/dB

Pass Band

Ripple

(dB)

Insertion

Loss(dB)

Guaranteed

Attenuation

(dB)

Termination

(k

Ω//pF)

Package

10M7A

10.700

2

±3.75/3

±18/20

0.5

1.5

20

1.8//5

10M8A

10.700

2

±4.0/3

±30/30

0.5

2.0

20

1.8//5

10M10A

10.700

2

±5.0/3

±22.5/18

0.5

2.0

18

2.0

10M15A

10.700

2

±7.5/3

±25/15

0.5

2.0

15

3.0/1

10M20A

10.700

2

±10/3

±35/18

0.5

2.0

18

2.0 3.0

10M30A

10.700

2

±15/3

±50/15

0.5

2.0

15

5.5//-1

HC49U

HC49T

10M7B

10.700

4

±3.75/3

±14/40

1.0

2.5

40

1.8//4

10M8B

10.700

4

±4.0/3

±15/40

1.0

2.5

40

1.8//4

10M10B

10.700

4

±5.0/3

±20/40

1.0

2.0

40

2.0

10M15B

10.700

4

±7.5/3

±27/40

1.0

2.5

40

3.0//1.5

10M20B

10.700

4

±10/3

±34/40

1.0

2.5

40

2.0 3.0

10M25B

10.700

4

±12.5/3

±45/40

2.0

3.0

40

2.0

10M30B

10.700

4

±15/3

±40/30

1.0

2.5

30

5.5//-1

HC49Ux2

HC49Tx2

M-A

10M7C

10.700

6

±3.75/3

±12.5/65

2.0

3.5

65

1.8//3.5

10M15C

10.700

6

±7.5/3

±25/60

2.0

3.0

60

2.0

10M15C1

10.700

6

±7.5/6

±23/60

2.0

3.0

60

3.0//1

10M20C

10.700

6

±10/3

±35/60

2.0

3.0

65

3.0

10M20C1

10.700

6

±10/6

±34/65

2.0

3.0

65

3.0

10M25C

10.700

6

±12.5/3

±45/60

2.0

3.0

60

3.0

10M30C

10.700

6

±15/3

±45/65

2.0

3.0

65

5.5//-1

M-3

10M15D

10.700

8

±7.5/3

±25/80

2.0

4.0

80

2.0

10M15D1

10.700

8

±7.5/6

±20/80

2.0

4.0

80

3.0//1

M-4

21.4MHz Series

ELECTRICAL CHARACTERISTICS

Model

Number

Center

Frequency

(MHz)

Number

of Poles

Pass Band

KHz/dB

Attenuation

KHz/dB

Pass Band

Ripple

(dB)

Insertion

Loss(dB)

Guaranteed

Attenuation

(dB)

Termination

(k

Ω//pF)

Package

21M7A

21.400

2

±3.75/3

±14/18

0.5

2.0

35

0.85//5

21M13A

21.400

2

±6.5/3

±23/15

0.5

2.0

35

1.2//3

21M15A

21.400

2

±7.5/3

±25/18

0.5

2.0

35

1.5//3

21M20A

21.400

2

±10/3

±25/10

1.0

2.0

35

1.8//1.5

21M30A

21.400

2

±15/3

±45/15

2.0

2.0

35

1.8//1.5

UM1

UM5

21M7B

21.400

4

±3.75/3

±14/40

1.0

2.5

50

0.85//5

21M13B

21.400

4

±6.5/3

±25/40

1.0

2.5

50

1.2//3

21M15B

21.400

4

±7.5/3

±30/40

1.0

2.5

50

1.5//2

21M20B

21.400

4

±10/3

±34/40

1.0

2.5

50

1.5

21M30B

21.400

4

±15/3

±50/40

2.0

3.0

65

1.5

UM1x2

UM5x2

21M15C

21.400

6

±7.5/3

±25/60

2.0

3.0

65

1.5

21M20C

21.400

6

±10/3

±32.5/60

2.0

3.0

65

1.5

M-1

21M15D

21.400

8

±7.5/3

±20/80

2.0

3.0

80

1.5

M-2

MCF