DATA SHEET • SKY66108-11: 2.4 GHz SMART ENERGY/ZIGBEE FRONT-END MODULE

Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

202969B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice • April 16, 2015

9

Y1904

TRXP

VB_IN

N/C

TRXN

N/C

ANT

GND

CTX

CSD

2

3

4

5

14

15

13

12

11

6

78

9

10

20

19

18

17

16

×

C3

100 nF

C6

10 pF

C5

10 pF

C12

1 pF

L2

2.7 nH

VB

C2

100 nF

21

××

CTX

CSD

ANT

C11

1 pF

CRX

CPS

C8

10 pF

C4

100 nF

VCC

VCC

L1

3.6 nH

C1

2.2 μF

TRXP

L3

DNI

TRXN

See Note 1

Note 1:

There are two ways that the SKY66108-11 input can be interface single ended:

1. One input can be terminated with 50

Ω to ground, the other input impedance is 50 Ω.

2. One input can be shorted to ground, the other input impedance is 100

Ω.

Figure 5. SKY66108-11 Evaluation Board Reference Design Schematic