ADF4602

Rev. 0 | Page 10 of 36

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

NOTES

1. NC = NO CONNECT.

2. THE EXPOSED PADDLE MUST BE CONNECTED TO GROUND

FOR CORRECT CHIP OPERATION. IT PROVIDES BOTH A

THERMAL AND ELECTRICAL CONNECTION TO THE PCB.

1

GPO3

2

VSUP1

3

VSUP3

4

RXLBRF

5

NC

6

RXHB2RF

7

RXHB1RF

8

RXBBI

9

RXBBIB

10

RXBBQ

23 TXBBQB

24 TXLBRF

25 TXRFGND

26 TXHBRF

27 TXRFGND

28 VSUP5

29 DAC2

30 DAC1

22 TXBBQ

21 VSUP4

ADF4602

TOP VIEW

(Not to Scale)

Figure 4. Pin Configuration

Table 4. Pin Function Descriptions

Pin No.

Mnemonic

Function

1

GPO3

General Purpose Output 3. Digital output. This is used for external switch or PA control.

2

VSUP11

Output from LDO 1. Supply for receive VCO. Nominal value of 2.6 V. 100 nF decoupling to ground is required.

3

VSUP31

Output from LDO 3. Supply for receive LNA. Nominal value of 1.9 V. 100 nF decoupling to ground is required.

4

RXLBRF

Receive Low Band LNA Input.

5

NC

No Connect. Do not connect to this pin.

6

RXHB2RF

Receive Second High Band LNA Input. Should be used for Band 2.

7

RXHB1RF

Receive First High Band LNA Input. Should be used for Band 1.

8

RXBBI

Receive Baseband I Output.

9

RXBBIB

Complementary Receive Baseband I Output.

10

RXBBQ

Receive Baseband Q Output.

11

RXBBQB

Complementary Receive Baseband Q Output.

12

VSUP21

Output from LDO 2. Supply for receive downconverter and baseband. Nominal value of 2.8 V. 100 nF

decoupling to ground is required.

13

VINT

Serial Port Supply Input. 1.8 V should be applied to this pin.

14

SDATA

Serial Port Data Pin. This can be an input or output.

15

SCLK

Serial Clock Input.

16

SEN

Serial Port Enable Input.

17

NC

No Connect. Do not connect to this pin.

18

VSUP71

Transmit Synthesizer Supply Input. Connect to VSUP3 and decouple with 100 nF to ground.

19

TXBBI

Transmit Baseband I Input.

20

TXBBIB

Complementary TX Baseband I Input.

21

VSUP41

Output from LDO4. Supply for transmit VCO. Nominal value of 2.8 V. 100 nF decoupling to GND is required.

22

TXBBQ

Transmit Baseband Q Input.

23

TXBBQB

Complementary TX Baseband Q Input.

24

TXLBRF

Low Band Transmit RF Output. This can output in the range of 824 MHz to 960 MHz.

25

TXRFGND

Transmit RF Ground. Connect this pin to ground.

26

TXHBRF

High Band Transmit RF Output. This can output in the range of 1710 MHz to 2170 MHz.

27

TXRFGND

Transmit RF Ground. Connect this pin to ground.

28

VSUP51

Output from LDO 5. Supply for transmit modulator, baseband, power detector, and DACs. Nominal value of

2.8 V. 100 nF decoupling to ground is required.

29

DAC2

Output from DAC2.

30

DAC1

Output from DAC1.