Data Sheet

AD8340

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

DSOP

VPS2

IBBM

IBBP

IFLM

IFLP

VPS2

NOTES

1. THE EXPOSED PAD MUST BE CONNECTED TO GROUND

VIA A LOW IMPEDANCE PATH.

VPS2

QBBM

QBBP

QFLM

QFLP

2

1

3

4

5

6

18

17

16

15

14

13

AD8340

TOP VIEW

(Not to Scale)

Figure 2. Pin Configuration

Table 3. Pin Function Descriptions

Pin No.

Mnemonic

Description

1; 2

QFLP; QFLM

Q Baseband Input Filter Pins. Connect optional capacitor to reduce Q baseband channel low-pass

corner frequency.

3; 4

QBBP; QBBM

Q Channel Differential Baseband Inputs.

5, 6, 14; 19, 24

VPS2; VPRF

Positive Supply Voltage, 4.75 V to 5.25 V.

7, 8, 11, 12; 20, 23

CMOP; CMRF

Device Common. Connect via lowest possible impedance to external circuit common.

9; 10

RFOP; RFOM

Differential RF Outputs. Must be ac-coupled. Differential impedance 50 Ω nominal.

13

DSOP

Output Disable. Pull high to disable output stage.

15; 16

IBBM; IBBP

I Channel Differential Baseband Inputs.

17; 18

IFLM; IFLP

I Baseband Input Filter Pins. Connect optional capacitor to reduce I baseband channel low-pass

corner frequency.

21; 22

RFIM; RFIP

Differential RF Inputs. Must be ac-coupled. Differential impedance 50 Ω nominal.

EPAD

Exposed Pad. The exposed pad must be connected to ground via a low impedance path.

Rev. C | Page 5 of 20