Pin Definitions

Pin#

Name

Description

1

ENA

Enable Input for Channel A. Pull pin low to inhibit driver A. ENA has TTL thresholds.

8

ENB

Enable Input for Channel B. Pull pin low to inhibit driver B. ENB has TTL thresholds.

3

GND

Ground. Common ground reference for input and output circuits.

2

INA

Input to Channel A.

4

INB

Input to Channel B.

7

OUTA

threshold.

5

OUTB

is above UVLO threshold.

6

VDD

Supply Voltage. Provides power to the IC.

Output Logic

FAN3268 (Channel A)

FAN3268 (Channel B)

ENA

INA

OUTA

ENB

INB

OUTB

0

0

(8)

0

0

0

(8)

1

0

1

0

0

1

1

1

(8)

0

(8)

0

1

(8)

0

(8)

1

1

(8)

1

1

1

(8)

1

0

Note:

8.

Default input signal if no external connection is made.

www.onsemi.com

3