AD8315

Data Sheet

Rev. D | Page 6 of 22

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

AD8315

TOP VIEW

(Not to Scale)

1

RFIN

2

ENBL

3

VSET

4

FLTR

8VPOS

7VAPC

6NC

5COMM

NOTES

1. NC = NO CONNECTION.

2. THE EXPOSED PADDLE ON THE UNDERSIDE

OF THE PACKAGE MUST BE SOLDERED TO A

GROUND PLANE WITH LOW THERMAL AND

ELECTRICAL CHARACTERISTICS.

Figure 2. LFCSP Pin Configuration

8

7

6

5

1

2

3

4

AD8315

TOP VIEW

(Not to Scale)

RFIN

ENBL

VSET

FLTR

NC = NO CONNECT

VPOS

VAPC

NC

COMM

Figure 3. MSOP Pin Configuration

Table 4. Pin Function Descriptions

Pin No.

Mnemonic

Description

1

RFIN

RF Input.

2

ENBL

Connect to VPOS for Normal Operation Connect Pin to Ground for Disable Mode.

3

VSET

Setpoint Input. Nominal input range 0.25 V to 1.4 V.

4

FLTR

Integrator Capacitor. Connect between FLTR and COMM.

5

COMM

Device Common (Ground).

6

NC

No Connection.

7

VAPC

Output. Control voltage for gain control element.

8

VPOS

Positive Supply Voltage: 2.7 V to 5.5 V.

EPAD

Exposed Paddle. The exposed paddle, on the underside of the LFCSP package only, must be soldered to a

ground plane with low thermal and electrical characteristics.