MP49 Series

HC-49/U Crystal

January 2009

www.pletronics.com

425-776-1880

5

Mechanical:

Inches

mm

A

0.425 max

10.80 max

B

0.404

10.26

C

0.192

4.88

D

0.017 dia

0.43 dia

E

0.500 min

12.7 min

F

0.176 max

4.47 max

G

0.145

3.68

H

0.52 max

13.21 max

Contacts (3 types of lead plating used):

Matte Tin (Sn)

Tin over Copper (SnCu)

SAC (SnAgCu)

Not to Scale

Layout and application information

•

Trace lengths to the crystal should be kept as short as possible.

•

The crystal connections are sensitive to noise.

•

The package should be grounded for optimum performance.