NCV8518A

http://onsemi.com

2

PIN CONNECTIONS

18

WDI

Delay

ENABLE

GND

RESET

Wake Up

SOIC-8 EP

1

16

NC

NC

ENABLE

NC

NC

Delay

WDI

NC

NC

GND

RESET

NC

Wake Up

NC

SOIC-16 EP

PIN FUNCTION DESCRIPTION

Pin

SOIC-8 EP

SOIC-16 EP

Symbol

Description

4

8

Regulated output voltage.

5

9

Input supply voltage.

7

13

WDI

CMOS compatible Watchdog input. The watchdog function monitors the falling

edge of the incoming signal.

2

3

GND

Ground connection.

6

11

ENABLE

ENABLE control for the IC. Positive logic.

8

15

RESET

7.0% from nominal, or during the absence of a correct watchdog signal.

3

5

Delay

Buffered reference voltage used to create timing current for RESET and Watchdog

-

1, 2, 4, 6, 7,

10, 12, 14

NC

No Connection.

1

16

Wake Up

Continuously generated signal that interrupts the microprocessor from sleep mode.