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RF6549

DS121212

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or customerservice@rfmd.com.

Pin Names and Description

Pin

Name

Description

1GND

Ground I/O

2900 RFIO

Input Switch Common Port

3GND

Ground I/O

4450 RFIO

Thru Path I/O

5GND

Ground I/O Antenna 1 & Antenna 2 Select

6CTL1

ANT Select

7CLT2

TxRx Select

8CTL3

LNA Select

9CTL4

PD Select

10

CTL5

Thru Select

11

VDIG

Digital Vcc

12

LNA_VCC

LNA Vcc

13

LNA_BIAS

LNA linearity bias

14

LNA_IN

LNA Signal Input

15

GND

Ground I/O

16

ASW_RX

Antenna Switch Receive Output

17

GND

Ground I/O

18

GND

Ground I/O

19

ANT2

Antenna 2 Output/Input

20

GND

Ground I/O

21

ANT1

Antenna 1 Output/Input

22

GND

Ground I/O

23

PA VCC2

PA Battery Bias for Second Stage

24

PA VCC1

PA Battery Bias for First Stage

25

GND

Ground I/O

26

PA2_IN

Power Amplifier 2nd Stage Signal Input Port

27

GND

Ground I/O

28

PA1_OUT

Power Amplifier 1st Stage Signal Output Port

29

GND

Ground I/O

30

PA1_IN

Power Amplifier 1st Stage Signal Input Port

31

GND

Ground I/O

32

SW2_OUT

Input switch Tx Out