Specifications and information are subject to change without notice

WJ Communications, Inc

• Phone 1-800-WJ1-4401 • FAX: 408-577-6621 • e-mail: sales@wj.com • Web site: www.wj.com

October 2004

The Communications Edge

TM

MH303

Cellular-band Quad-FET Mixer

Product Information

Typical Performance Charts

Input IP3 vs RF Frequency

+25° C, LO = +13 dBm

10

15

20

25

30

770

820

870

920

970

RF Frequency (MHz)

IF = 100 MHz

IF = 70 MHz

IF = 50 MHz

IF = 23 MHz

Input IP3 vs RF Frequency

+25° C, IF = 70 MHz

15

20

25

30

35

770

820

870

920

970

RF Frequency (MHz)

LO = +17 dBm

LO = +15 dBm

LO = +13 dBm

LO = +11 dBm

Isolationvs LOFrequency

25° C, LO= +13 dBm

30

35

40

45

50

700

750

800

850

900

LOFrequency(MHz)

L-R

L-I

Conversion Loss vs RF Frequency

+25° C, LO = +13 dBm

5

6

7

8

9

10

770

820

870

920

970

RF Frequency (MHz)

IF = 23 MHz

IF = 50 MHz

IF = 70 MHz

IF = 100 MHz

Conversion Loss vs RF Frequency

+25° C, IF = 70 MHz

5

6

7

8

9

10

770

820

870

920

970

RF Frequency (MHz)

LO = +11 dBm

LO = +13 dBm

LO = +15 dBm

LO = +17 dBm

Return Loss vs RF Frequency

+25° C, IF = 70 MHz, LO = +13 dBm

-25

-20

-15

-10

-5

0

770

820

870

920

970

RF Frequency (MHz)

Return Loss vs LO Frequency

+25° C, LO = +13 dBm

-25

-20

-15

-10

-5

0

700

750

800

850

900

LO Frequency (MHz)

Return Loss vs IF Frequency

+25° C, RF = 870 MHz, LO = +13 dBm

-25

-20

-15

-10

-5

0

20

40

60

80

100

IF Frequency (MHz)

Application Circuit

M/A-Com E-Series, ETC1-1-13

RF 1:1 Transformer, 4.5 – 3000 MHz

4

5

6

3

2

1

RF

LO

IF

T2

6-lead

MLPM

3 x 3 mm

6-pin

DFN