4 of 9

RF5604

DS120127

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

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

Pin

Function

Description

1GND

Ground connection.

2RX OUT

RF output, internally matched to 50

 and DC blocked.

3GND

Ground connection.

4GND

Ground connection.

5TX IN

RF input, internally matched to 50

.

6GND

Ground connection.

7GND

Ground connection.

8

VDD3

Voltage supply for PA.

9GND

Ground connection.

10

C_TR

Control voltage for 1-bit switch between transmit and receive RF paths.

11

GND

Ground connection.

12

GND

Ground connection.

13

RF I/O

RF INPUT/OUTPUT, matched to 50

 and DC blocked

14

GND

Ground connection.

15

C_PD

Bias voltage for PA regulator.

16

GND

Ground connection.

17

VDD2

Voltage supply for switch/regulator.

18

C_ATT

Control voltage for 1-bit attenuator between receive modes 1 and 2.

19

GND

Ground connection.

20

VDD1

Voltage supply for attenuator.

21

GND

Ground connection. The back side of the package should be connected to the ground plane through as short a

connection as possible, e.g., PCB vias under the device are recommended.