AD8318

Rev. 0 | Page 7 of 24

PIN CONFIGURATION AND FUNCTIONAL DESCRIPTIONS

12

CMIP

11

CMIP

10

TADJ

9

VPSO

1

CMIP

2

CMIP

3

VPSI

4

VPSI

13

TEMP

8

CMOP

14

INHI

7

VSET

15

INLO

6

VOUT

16

ENBL

5

CLPF

AD8318

Figure 2. 16-Lead Lead Frame Chip Scale Package (LFCSP)

Table 3. Pin Function Descriptions

Pin No.

Mnemonic

Function

1, 2, 11, 12

CMIP

Device Common (Input System Ground).

3, 4, 9

VPSI, VPSO

Positive Supply Voltage for the Device Input System: 4.5 V to 5.5 V (voltage on all pins should be equal).

5

CLPF

Loop Filter Capacitor.

6

VOUT

Measurement and Controller Output.

7

VSET

Setpoint Input for Controller Mode, or Feedback Input for Measurement Mode.

8

CMOP

Device Common (Output System Ground).

10

TADJ

Temperature Compensation Adjustment.

13

TEMP

Temperature Sensor Output.

14

INHI

RF Input. Nominal input range: −60 dBm to 0 dBm re: 50

Ω; ac-coupled RF input.

15

INLO

RF Common for INHI; ac-coupled RF common.

16

ENBL

Device Enable. Connect to VPSI for normal operation. Connect pin to ground for disable mode.

Paddle

Internally Connected to CMIP, Solder to Ground.