3236 Scott Boulevard

Santa Clara, California 95054

Phone: (408) 986-5060

Fax: (408) 986-5095

CMM2321

Preliminary Product Information - April 1997

(3 of 4)

PB-CMM2321 Evaluation Board

C15

2.2 µF

RF IN

(50

Ω)

4

3

2

1

5

6

7

8

CMM2321-AK

RF OUT

(50

Ω)

-Vgg

C2

0.5 pF

C7

100 pF

C10

100 pF

C6

100 pF

C14

.01 µF

T4

T3

T2

C13

.01 µF

Vdd

C12

0.01 µF

C4

2.2 pF

R1

51K

Ω

C8

100 pF

C11

0.01 µF

NC

C9

100 pF

C3

1.8 pF

C1

3.9 pF

T1

T5

C5

0.5 pF

Test Circuits

Evaluation Board Schematic

Board substrate:

ER = 4.60

Thickness = 0.031 in.

Transmission line electrical

lengths at 2.45 GHz.

(Dimensions in inches)

Line Z (Ø) E (°)

T1

104

14

T2

104

19

T3

50

11

T4

53

31

T5

91

82

RF IN

RF OUT

-Vgg (Vg1, Vg2)

Vdd (Vd1, Vd2)

Ground

Ground

Evaluation Board Parts List

Part Type

Reference Designator

Description

Manufacturer

Part Number

Resistor

R1

51 K

Ω 0603

Rohm

MCR 03J 513

Capacitor

C1

3.9 pF 0805 NPO

Rohm

MCH 185 A3R9CK

Capacitor

C2, C5

0.5 pF 0805 NPO

Rohm

MCH 185 A0R5CK

Capacitor

C3

1.8 pF 0805 NPO

Rohm

MCH 185 A1R8CK

Capacitor

C4

2.2 pF 0805 NPO

Rohm

MCH 185 A2R2CK

Capacitor

C6, C7, C8, C9, C10

100 pF 0603 NPO

Rohm

MCH 185 A101JK

Capacitor

C11, C12, C13, C14

0.01 µF 0805 X7R

Rohm

MCH 215 C103KK

Capacitor

C15

2.2 µF Tantalum

Matsuo

267 M2002225M