Data Sheet

ADRF5203

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

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Rev. 0 | 7 of 15

Figure 6. Pin Configuration (Top View)

Table 5. Pin Function Descriptions

Pin No.

Mnemonic

Description

1, 4, 6, 7, 10, 11, 13, 16,

22

GND

Ground. The GND pins must be connected to the RF and DC ground of the PCB.

2, 3, 8, 9, 14, 15

RF1N, RF1P, RFCP, RFCN, RF2N,

RF2P

Negative and Positive RF Pins. These pins are DC-coupled and AC matched to differential 100Ω. See

Figure 7 for the interface schematic.

5, 12

VCM1, VCM2

DC Common-Mode Monitoring Pins. See Figure 11 for the interface schematic

17

EN

Enable Input. See Table 6 for the truth table and Figure 9 for the interface schematic.

18

HIGHZ

The HIGHZ pin sets the termination type of the unselected channel. See Table 6 for the truth table and

Figure 9 for the interface schematic.

19

CTRL

Digital Input to Control the RF Path State. See Table 6 for the truth table and Figure 9 for the interface

schematic.

20

VSS

Negative Supply Voltage. See Figure 10 for the interface schematic .

21

VDD

Positive Supply Voltage. See Figure 8 for the interface schematic.

EPAD

Exposed Pad. The exposed pad must be connected to the RF and DC ground.