RN42 데이터 시트보기 (PDF) - Microchip Technology

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RN42

Class 2 Bluetooth® Module with EDR Support

Microchip Technology 

RN42/RN42N

FIGURE 2-2:

RN42N RECOMMENDED

PCB FOOTPRINT

Top View

20.0

19.7

16.0

14.8

13.6

12.4

11.2

10.0

8.8

7.6

6.4

5.2

4.0

2.8

0.7

0.0

Dimensions are in millimeters

0.70mm

2.00mm

0.80mm

Shield Pads

4 Corners

1.0 x 1.8mm

Do not locate vias

or surface traces

under Shield Pads

FIGURE 2-3:

RN42 MODULE

MOUNTING DETAILS

Top View

Edge of

Ground

Plane

5.3mm

31mm

Keep area around antenna

(approximately 31 mm) clear

of metallic structures for

best performance

31cm

FIGURE 2-4:

RN42N MODULE

MOUNTING DETAILS

Top View

Note: Example U.FL connector layout

20.5mm

DS50002328A-page 8

 2015 Microchip Technology Inc.

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