APPLICATION INFORMATION

Few external components are required for the operation of the CC2530. A typical application circuit is shown in

R301

C251

C261

C262

C252

C253

L252

L261

XTAL1

C221

C231

C321

C331

C401

Optional 32-kHz Crystal

1 GND

2 GND

3 GND

4 GND

5 P1_5

CC2530

DIE ATTACH PAD

10 DVDD2

9 P1_1

8 P1_2

7 P1_3

6 P1_4

RBIAS 30

AVDD4 29

AVDD1 28

AVDD2 27

RF_N 26

AVDD5 21

XOSC_Q1 22

XOSC_Q2 23

AVDD3 24

RF_P 25

2-Vto3.6-V

PowerSupply

PowerSupplyDecouplingCapacitorsareNotShown

DigitalI/ONotConnected

Antenna

(50

)

W

S0383-01

CC2530F32, CC2530F64, CC2530F128, CC2530F256

Figure 18. Typical values and description of external components are shown in Table 2.

Figure 18. CC2530 Application Circuit

Table 2. Overview of External Components (Excluding Supply Decoupling

Capacitors)

Component

Description

Value

C251

Part of the RF matching network

18 pF

C261

Part of the RF matching network

18 pF

L252

Part of the RF matching network

2 nH

L261

Part of the RF matching network

2 nH

C262

Part of the RF matching network

1 pF

C252

Part of the RF matching network

1 pF

C253

Part of the RF matching network

2.2 pF

C331

32kHz xtal loading capacitor

15 pF

C321

32kHz xtal loading capacitor

15 pF

C231

32MHz xtal loading capacitor

27 pF

C221

32MHz xtal loading capacitor

27 pF

22

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