CC2500 datasheet(74/76 Pages) TI

Part #	CC2500

Description	Single Chip Low Cost Low Power RF Transceiver

PDF	76 Pages

Scroll/Zoom	100%

Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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74 / 76 page

CC2500

Preliminary Data Sheet (rev.1.1.)

SWRS040

Page 74 of 77

32.1 Recommended PCB layout for package (QLP 20)

Figure 25: Recommended PCB layout for QLP 20 package

Note: The figure is an illustration only and not to scale. There are five 14 mil diameter via holes

distributed symmetrically in the ground pad under the package. See also the

CC2500 EM

reference design.

32.2 Package thermal properties

Thermal resistance

Air velocity [m/s]

Rth,j-a [K/W]

40.4

Table 39: Thermal properties of QLP 20 package

32.3 Soldering information

The recommendations for lead-free reflow in IPC/JEDEC J-STD-020C should be followed.

32.4 Tray specification

CC2500 can be delivered in standard QLP 4x4mm shipping trays.

Tray Specification

Package

Tray Width

Tray Height

Tray Length

Units per Tray

QLP 20

135.9 mm

7.62 mm

322.6 mm

490

Table 40: Tray specification

CC2500 Datasheet(PDF) 74 Page - Texas Instruments