March 2003

15

MICRF002/RF022

MICRF002/RF022

Micrel

PCB Layout Information

The MICRF002 evaluation board was designed and charac-

terized using two sided 0.031 inch thick FR4 material with 1

ounce copper clad. If another type of printed circuit board

material were to be substituted, impedance matching and

characterization data stated in this document may not be

valid. The gerber files for this board can be downloaded from

the Micrel website at www.micrel.com.

PCB Silk Screen

PCB Component Side Layout

PCB Solder Side Layout

R2

10k

C3(CTH)

0.047

µF

C2

0.1

µF

C1

4.7

µF

C4(CAGC)

4.7

µF

Y1

6.7458MHz

MICRF002

REF.OSC.

GND

SHUT

GND

DO

GND

J2

JP2

J5

J4

C5

(Not Placed)

WAKEB

SHUT

DO

VSSBB

VDDRF

VDDBB

CTH

N/C

JP3

JP1

+5V

GND

J3

J1

RF INPUT

Z1

Z3

Z4

Z2

R1

Squelch

Resistor

(Not Placed)

5

6

7

8

12

11

10

9

SWEN

REFOSC

SEL1

CAGC

SEL0

VSSRF

VSSRF

ANT

1

2

3

4

16

15

14

13