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RFDA2025

DS101117

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

1AMPIN

Amplifier Input - DC Block Required.

2GND

RF/DC Ground Connection.

3GND

RF/DC Ground Connection.

4ATTOUT

Digital Attenuator Output - DC Block Required.

5NC

No internal connection.

6NC

No internal connection.

7NC

No internal connection.

8NC

No internal connection.

9NC

No internal connection.

10

NC

No internal connection.

11

GND

RF/DC Ground Connection.

12

ATTIN

Digital Attenuator Input - DC Block Required.

13

GND

RF/DC Ground Connection.

14

NC

No internal connection.

15

PUP

Power-up programming pin. Low=Max attenuation at power-up (-31.5dB). High=Min attenuation at power-

up (0dB).

16

NC

No internal connection.

17

VDD

Digital Attenuator Supply Voltage.

18

NC

No internal connection.

19

NC

No internal connection.

20

NC

No internal connection.

21

NC

No internal connection.

22

NC

No internal connection.

23

NC

No internal connection.

24

NC

No internal connection.

25

CLK

Serial Clock.

26

DATA

Serial Data.

27

LE

Latch Enable.

28

GND

RF/DC Ground Connection.

29

AMPOUT/VCC

Amplifier Output and Bias. External Choke, Bypassing and DC Blocks Required.

30

GND

RF/DC Ground Connection.

31

GND

RF/DC Ground Connection.

32

GND

RF/DC Ground Connection.